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1.
  • Bajema, Ingeborg M., et al. (författare)
  • The European Vasculitis Society 2016 Meeting Report
  • 2017
  • Ingår i: Kidney International Reports. - : Elsevier BV. - 2468-0249. ; 2:6, s. 1018-1031
  • Tidskriftsartikel (refereegranskat)abstract
    • The 2016 European Vasculitis Society (EUVAS) meeting, held in Leiden, the Netherlands, was centered around phenotypic subtyping in antineutrophil cytoplasmic antibody (ANCA)–associated vasculitis (AAV). There were parallel meetings of the EUVAS petals, which here report on disease assessment; database; and long-term follow-up, registries, genetics, histology, biomarker studies, and clinical trials. Studies currently conducted will improve our ability to discriminate between different forms of vasculitis. In a project that involves the 10-year follow-up of AAV patients, we are working on retrieving data on patient and renal survival, relapse rate, the cumulative incidence of malignancies, and comorbidities. Across Europe, several vasculitis registries were developed covering over 10,000 registered patients. In the near future, these registries will facilitate clinical research in AAV on a scale hitherto unknown. Current studies on the genetic background of AAV will explore the potential prognostic significance of genetic markers and further refine genetic associations with distinct disease subsets. The histopathological classification of ANCA-associated glomerulonephritis is currently evaluated in light of data coming out of a large international validation study. In our continuous search for biomarkers to predict clinical outcome, promising new markers are important subjects of current research. Over the last 2 decades, a host of clinical trials have provided evidence for refinement of therapeutic regimens. We give an overview of clinical trials currently under development, and consider refractory vasculitis in detail. The goal of EUVAS is to stimulate ongoing research in clinical, serological, and histological management and techniques for patients with systemic vasculitis, with an outlook on the applicability for clinical trials.
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2.
  • Hibar, Derrek P., et al. (författare)
  • Novel genetic loci associated with hippocampal volume
  • 2017
  • Ingår i: Nature Communications. - : Springer Science and Business Media LLC. - 2041-1723. ; 8
  • Tidskriftsartikel (refereegranskat)abstract
    • The hippocampal formation is a brain structure integrally involved in episodic memory, spatial navigation, cognition and stress responsiveness. Structural abnormalities in hippocampal volume and shape are found in several common neuropsychiatric disorders. To identify the genetic underpinnings of hippocampal structure here we perform a genome-wide association study (GWAS) of 33,536 individuals and discover six independent loci significantly associated with hippocampal volume, four of them novel. Of the novel loci, three lie within genes (ASTN2, DPP4 and MAST4) and one is found 200 kb upstream of SHH. A hippocampal subfield analysis shows that a locus within the MSRB3 gene shows evidence of a localized effect along the dentate gyrus, subiculum, CA1 and fissure. Further, we show that genetic variants associated with decreased hippocampal volume are also associated with increased risk for Alzheimer's disease (r(g) = -0.155). Our findings suggest novel biological pathways through which human genetic variation influences hippocampal volume and risk for neuropsychiatric illness.
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3.
  • Kaufmann, Tobias, et al. (författare)
  • Common brain disorders are associated with heritable patterns of apparent aging of the brain
  • 2019
  • Ingår i: Nature Neuroscience. - : Nature Publishing Group. - 1097-6256 .- 1546-1726. ; 22:10, s. 1617-
  • Tidskriftsartikel (refereegranskat)abstract
    • Common risk factors for psychiatric and other brain disorders are likely to converge on biological pathways influencing the development and maintenance of brain structure and function across life. Using structural MRI data from 45,615 individuals aged 3-96 years, we demonstrate distinct patterns of apparent brain aging in several brain disorders and reveal genetic pleiotropy between apparent brain aging in healthy individuals and common brain disorders.
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4.
  • Satizabal, Claudia L., et al. (författare)
  • Genetic architecture of subcortical brain structures in 38,851 individuals
  • 2019
  • Ingår i: Nature Genetics. - : Nature Publishing Group. - 1061-4036 .- 1546-1718. ; 51:11, s. 1624-
  • Tidskriftsartikel (refereegranskat)abstract
    • Subcortical brain structures are integral to motion, consciousness, emotions and learning. We identified common genetic variation related to the volumes of the nucleus accumbens, amygdala, brainstem, caudate nucleus, globus pallidus, putamen and thalamus, using genome-wide association analyses in almost 40,000 individuals from CHARGE, ENIGMA and UK Biobank. We show that variability in subcortical volumes is heritable, and identify 48 significantly associated loci (40 novel at the time of analysis). Annotation of these loci by utilizing gene expression, methylation and neuropathological data identified 199 genes putatively implicated in neurodevelopment, synaptic signaling, axonal transport, apoptosis, inflammation/infection and susceptibility to neurological disorders. This set of genes is significantly enriched for Drosophila orthologs associated with neurodevelopmental phenotypes, suggesting evolutionarily conserved mechanisms. Our findings uncover novel biology and potential drug targets underlying brain development and disease.
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5.
  • Westman, Jeanette, et al. (författare)
  • The influences of place of birth and socioeconomic factors on attempted suicide in a defined population of 4.5 million people.
  • 2003
  • Ingår i: Archives of general psychiatry. - : American Medical Association (AMA). - 0003-990X. ; 60:4, s. 409-14
  • Tidskriftsartikel (refereegranskat)abstract
    • BACKGROUND: Our knowledge of the influence of place of birth and socioeconomic status on attempted suicide in a defined national population is limited. METHODS: The study population at baseline in 1993 included approximately 4.5 million Swedish persons aged 25 to 64 years, of whom 570 000 had been born abroad. Each individual was tracked until attempted suicide, remigration, death, or the end of the study on December 31, 1998. The Cox regression was used in the analysis. RESULTS: Labor migrants from Finland and other OECD (Organisation for Economic Cooperation and Development) countries and refugees from Poland and Iran had higher hazard ratios of attempted suicide than Swedish-born control subjects. Women born in Latin America, Asia, and Eastern Europe had significantly higher hazard ratios of attempted suicide than Swedish-born women. In contrast, men born in southern Europe and Asia had significantly lower hazard ratios of attempted suicide. The hazard ratios of attempted suicide among women from Iran, Asia, southern Europe, Latin America, and eastern Europe considerably exceeded those of men from the same country of origin. When socioeconomic status was included in the final model, the hazard ratios remained high for women, while the risk of attempted suicide among men declined sharply with increased income. CONCLUSIONS: Place of birth, socioeconomic status, and sex are associated with attempted suicide. Socioeconomic status explains only part of the association between place of birth and attempted suicide.
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6.
  • Basu, Samar, et al. (författare)
  • Biomarkers of free radical injury during spinal cord ischemia
  • 2001
  • Ingår i: FEBS Letters. - 0014-5793 .- 1873-3468. ; 508:1, s. 36-38
  • Tidskriftsartikel (refereegranskat)abstract
    • Plasma and urinary levels of 8-iso-PGF(2alpha) and 15-keto-dihydro-PGF(2alpha) were analysed at baseline and during the ischemia-reperfusion period in experimental spinal cord ischemia. A significant and immediate increase of 8-iso-PGF(2alpha) in plasma at the start and up to 60 min, and in the urine at 90-150 min following ischemia indicate an association of oxidative injury. The inflammatory response indicator 15-keto-dihydro-PGF(2alpha) in plasma increased significantly at the start and up to 60 min after ischemia. No such increase was seen in animals with no spinal cord ischemia. Thus, free radical mediated and cyclooxygenase catalysed products of arachidonic acid are increased during spinal cord ischemia as a consequence of oxidative injury and inflammation.
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10.
  • Bousquet, Jean, et al. (författare)
  • Allergic Rhinitis and its Impact on Asthma (ARIA) Phase 4 (2018) : Change management in allergic rhinitis and asthma multimorbidity using mobile technology
  • 2019
  • Ingår i: Journal of Allergy and Clinical Immunology. - : Elsevier. - 0091-6749 .- 1097-6825. ; 143:3, s. 864-879
  • Tidskriftsartikel (refereegranskat)abstract
    • Allergic Rhinitis and its Impact on Asthma (ARIA) has evolved from a guideline by using the best approach to integrated care pathways using mobile technology in patients with allergic rhinitis (AR) and asthma multimorbidity. The proposed next phase of ARIA is change management, with the aim of providing an active and healthy life to patients with rhinitis and to those with asthma multimorbidity across the lifecycle irrespective of their sex or socioeconomic status to reduce health and social inequities incurred by the disease. ARIA has followed the 8-step model of Kotter to assess and implement the effect of rhinitis on asthma multimorbidity and to propose multimorbid guidelines. A second change management strategy is proposed by ARIA Phase 4 to increase self-medication and shared decision making in rhinitis and asthma multimorbidity. An innovation of ARIA has been the development and validation of information technology evidence-based tools (Mobile Airways Sentinel Network [MASK]) that can inform patient decisions on the basis of a self-care plan proposed by the health care professional.
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11.
  • Brinkmalm, Gunnar, et al. (författare)
  • An online nano-LC-ESI-FTICR-MS method for comprehensive characterization of endogenous fragments from amyloid β and amyloid precursor protein in human and cat cerebrospinal fluid.
  • 2012
  • Ingår i: Journal of mass spectrometry : JMS. - : Wiley. - 1096-9888 .- 1076-5174. ; 47:5, s. 591-603
  • Tidskriftsartikel (refereegranskat)abstract
    • Amyloid precursor protein (APP) is the precursor protein to amyloid β (Aβ), the main constituent of senile plaques in Alzheimer's disease (AD). Endogenous Aβ peptides reflect the APP processing, and greater knowledge of different APP degradation pathways is important to understand the mechanism underlying AD pathology. When one analyzes longer Aβ peptides by low-energy collision-induced dissociation tandem mass spectrometry (MS/MS), mainly long b-fragments are observed, limiting the possibility to determine variations such as amino acid variants or post-translational modifications (PTMs) within the N-terminal half of the peptide. However, by using electron capture dissociation (ECD), we obtained a more comprehensive sequence coverage for several APP/Aβ peptide species, thus enabling a deeper characterization of possible variants and PTMs. Abnormal APP/Aβ processing has also been described in the lysosomal storage disease Niemann-Pick type C and the major large animal used for studying this disease is cat. By ECD MS/MS, a substitution of Asp7 → Glu in cat Aβ was identified. Further, sialylated core 1 like O-glycans at Tyr10, recently discovered in human Aβ (a previously unknown glycosylation type), were identified also in cat cerebrospinal fluid (CSF). It is therefore likely that this unusual type of glycosylation is common for (at least) species belonging to the magnorder Boreoeutheria. We here describe a detailed characterization of endogenous APP/Aβ peptide species in CSF by using an online top-down MS-based method.
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13.
  • Elfgren, Lennart, et al. (författare)
  • Design of high performance concrete structures in Sweden
  • 1998
  • Ingår i: International Symposium on High-Performance and Reactive Powder Concretes. - Sherbrooke, Que : University of Sherbrooke. ; , s. 139-156
  • Konferensbidrag (refereegranskat)
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15.
  • Elshebani, Asma, et al. (författare)
  • Effects on isolated human pancreatic islet cells after infection with strains of enterovirus isolated at clinical presentation of type 1 diabetes
  • 2007
  • Ingår i: Virus Research. - : Elsevier BV. - 0168-1702 .- 1872-7492. ; 124:1-2, s. 193-203
  • Tidskriftsartikel (refereegranskat)abstract
    • Enterovirus (EV) infections have been associated with the pathogenesis of type 1 diabetes (T1D). They may cause β-cell destruction either by cytolytic infection of the cells or indirectly by triggering the autoimmune response. Evidence for EV involvement have been presented in several studies, EV-IgM antibodies have been reported in T1D patients, EV-RNA has been found in the blood from T1D patients at onset, and EV have been isolated from newly diagnosed T1D. Our aim was to study infections with EV isolates from newly diagnosed T1D patients in human pancreatic islets in vitro. Two of them (T1 and T2) originated from a mother and her son diagnosed with T1D on the same day, the other two (A and E) were isolated from a pair of twins at the time of diagnosis of T1D in one of them. Isolated human pancreatic islets were infected and viral replication, viability and degree of cytolysis as well as insulin release in response to high glucose were measured. All four EV isolates replicated in the islet cells and virus particles and virus-induced vesicles were seen in the cytoplasm of the β-cells. The isolates varied in their ability to induce cytolysis and to cause destruction of the islets and infection with two of the isolates (T1 and A) caused more pronounced destruction of the islets. Infection with the isolate from the healthy twin boy (E) was the least cytolytic. The ability to secrete insulin in response to high glucose was reduced in all infected islets as early as 3 days post infection, before any difference in viability was observed. To conclude, strains of EV isolated from T1D patients at clinical presentation of T1D revealed β-cell tropism, and clearly affected the function of the β-cell. In addition, the infection caused a clear increase in the number of dead cells.
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17.
  • Erdbrügger, Uta, et al. (författare)
  • Higher levels of SDMA and not ADMA are associated with poorer survival of trial patients with systemic ANCA-associated vasculitis
  • 2018
  • Ingår i: European journal of rheumatology. - : AVES. - 2147-9720 .- 2148-4279. ; 5:3, s. 153-159
  • Tidskriftsartikel (refereegranskat)abstract
    • Endothelial dysfunction, increased cardiovascular events (CVE), and accelerated atherosclerosis have been described in patients with small vessel vasculitis and collagen vascular disease. Identifying predictors of cardiovascular risk will help to optimize short- and long-term care of patients with vasculitis. The present study investigates the predictive role of the endogenous nitric oxide synthase (NOS) inhibitor asymmetric dimethylarginine (ADMA) and its stereoisomer symmetric dimethylarginine (SDMA) for cardiovascular risk, all-cause mortality, and renal function in patients with anti-neutrophil-cytoplasmic antibodies-associated small vessel vasculitis (AASV) subjected to standardized treatment regimens in four European Vasculitis Study Group trials representing all stages of renal disease.
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18.
  • Gullö, Jan-Olof, 1961-, et al. (författare)
  • A hundred years of pop music : similarities and differences between Irving Berlin and Max Martin
  • 2020
  • Konferensbidrag (populärvet., debatt m.m.)abstract
    • As previous research clearly shows, a variety of competencies are used and needed among artists, musicians, music producers and others active in the art of popular music production. We chose to focus on two very successful persons in popular music: Irving Berlin (1888-1989) and Martin Sandberg (1971-), also known as Max Martin. In this study we present an analysis of core aspects of Irving Berlin and Martin Sandberg's songs and creative work. Although there are of course great differences in the surrounding culture in which they were and are active, it is still evident which similarities they both show. The analysis is based on a comprehensive interview with Irving Berlin by Frank Ward O'Malley (1875-1932), originally published in 'The American Magazine', Volume 90, October 1920, where he presented "Nine Rules for Writing Popular Songs" and on an interview we conducted ourselves with Martin Sandberg in November 2019. For the analysis we also used a music production and song writing model based on strategies that were used by the successful Swedish music producer Dag Volle (1963–1998), also known as Denniz PoP. Volle lacked formal music education, but he had some unique music-producer skills and also developed new innovative music-production methods. Today Volle probably is most well-known as the mentor of Max Martin. This study is part of the research project Searching for Sophia in music production where we study how various aspects linked to music production have contributed to the Swedish music industry's international achievements. The term Sophia [wisdom] refers to ancient Greek knowledge typology and is used to summarize the theoretical framework of the project. In the project a team of researchers study various formal and informal learning processes connected to education in music production in higher education. 
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19.
  • Gullö, Jan-Olof, 1961-, et al. (författare)
  • Searching for “Sophia” in Music Production : Challenges for Future Higher Education in Music
  • 2019
  • Ingår i: AEC Pop & Jazz Platform Meeting. - Trondheim.
  • Konferensbidrag (populärvet., debatt m.m.)abstract
    • Although Sweden is a small country, the Swedish music exports have been very successful for many years. This has resulted in a growing interest among students in Sweden to study music and not at least to study music production. Therefore, the aim of this presentation is to highlight and discuss our analyze of the motives that exist among young people who choose to study music in higher education and to compare such motives with perceptions among leading music professionals. Firstly, we have chose to study various formal and informal learning processes relevant to music production and secondly, we have focused on artistic aspects. The empirical data in this study consists of qualitative interviews with successful professionals and focus group interviews with students in higher education in music and music production. Learning theories as well as entrepreneurial theories were used to analyze the collected data. The results indicate some clear differences between what the students and the professionals value as most important. The term Sophia [wisdom] refers to ancient Greek knowledge typology and is used to summarize the theoretical framework of the project.
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20.
  • Gullö, Jan-Olof, 1961-, et al. (författare)
  • Towards a stronger focus on entrepreneurial skills in future higher education in music
  • 2019
  • Ingår i: INTED2019 Proceedings. - Valencia : IATED. - 9788409086191 ; , s. 9639-9646
  • Konferensbidrag (refereegranskat)abstract
    • The profound changes, in recent years, in Swedish design and cultural industries are the backdrop tothis research project. Such changes includes the music industry where digitalization and online musicdistribution as well as new music production methods has led to that production traditions as well asthe competences among the professionals in are challenged. Many Swedish design-intensivecompanies have been internationally successful for several years. And the international success of bigcompanies in the music industry, like Spotify, as well as smaller companies, like Cheiron andMaratone and individuals like Max Martin and Shellback, has resulted in a growing interest amongstudents in higher education to study music in combination with design and new media technology.Therefore, the aim of this study is to analyze the motives that exist among young people who chooseto study music in combination with design and new media technology and to compare such motiveswith perceptions among leading music industry professionals. The collected data are analyzed in atheoretical perspective including learning theories as well as entrepreneurial theory. The study isexpected to lead to new knowledge that is valuable in developing future education in music incombination with design and new media technology. The empirical data consists of qualitativeinterviews with industry professionals and focus group interviews with students in higher education inmusic. In addition, the collected data also include analyses of selected music industry magazines andjournals 1988-2018 as well as analyses of several curricula for higher education in music productionand music related to new media. The results firstly indicate that there is a clear discrepancy betweenthe content in the analyzed educational programs and what the students value as important. Secondly,there are also differences between what successful music industry representatives highlight asvaluable and what is offered in the courses and study programs included in the analysis. One clearsuch difference is that entrepreneurial skills are valued much higher by the interviewed music industryrepresentatives compared with what has been offered in the courses included in the analysis. A keyconclusion is that expanding entrepreneurial aspects in future curricula, in order to strengthen practicalas well as theoretical entrepreneurial skills, should reasonably lead to increased employability forfuture students.
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21.
  • Göçeroǧlu, Arda, et al. (författare)
  • ANCA-associated glomerulonephritis : Risk factors for renal relapse
  • 2016
  • Ingår i: PLoS ONE. - : Public Library of Science (PLoS). - 1932-6203. ; 11:12
  • Tidskriftsartikel (refereegranskat)abstract
    • Relapse in ANCA-associated vasculitis (AAV) has been studied previously, but there are few studies on renal relapse in particular. Identifying patients at high risk of renal relapse may aid in optimizing clinical management. We investigated which clinical and histological parameters are risk factors for renal relapse in ANCA-associated glomerulonephritis (AAGN). Patients (n = 174) were newly diagnosed and had mild±moderate or severe renal involvement. Data were derived from two trials of the European Vasculitis Society: MEPEX and CYCAZAREM. The Cox regression model was used to identify parameters increasing the instantaneous risk (= rate) of renal relapse (useful for instant clinical decisions). For identifying predictors of renal relapse during follow-up, we used Fine & Gray's regression model. Competing events were end-stage renal failure and death. The cumulative incidence of renal relapse at 5 years was 9.5% (95% CI: 4.8±14.3%). In the Cox model, sclerotic class AAGN increased the instantaneous risk of renal relapse. In Fine & Gray's model, the absence of interstitial infiltrates at diagnosis was predictive for renal relapse. In this study we used two different models to identify possible relationships between clinical and histopathological parameters at time of diagnosis of AAV with the risk of experiencing renal relapse. Sclerotic class AAGN increased the instantaneous risk of renal relapse. This association is most likely due to the high proportion of sclerosed glomeruli reducing the compensatory capacity. The absence of interstitial infiltrates increased the risk of renal relapse which is a warning sign that patients with a relatively benign onset of disease may also be prone to renal relapse. Renal relapses occurring in patients with sclerotic class AAGN and renal relapses occurring in patients without interstitial infiltrates were mutually exclusive, which may indicate that they are essentially different.
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22.
  • Hedberg, Linn, et al. (författare)
  • White matter abnormalities mediate the association between masticatory dysfunction and cognition among older adults
  • 2023
  • Ingår i: Journal of Oral Rehabilitation. - : John Wiley & Sons. - 1365-2842. ; 50:12, s. 1422-1431
  • Tidskriftsartikel (refereegranskat)abstract
    • Background: Masticatory parameters, such as reduced number of teeth and posterior contacts, have been shown to be associated with reduced cognitive status. The underlying mechanisms that affect these associations, are however, not well understood. Objectives: The study aims to investigate the association between masticatory dysfunction and cognition and explore the mediating effect of brain structure. Methods: In this cross-sectional study, 45 older adults with subjective masticatory dysfunction (mean age 72.3 +/- 4.0 years) were included. Mini-Mental State Examination score <25, brain trauma, neurological disease, neurodegenerative disorders, depression or poor Swedish language skills were criteria for exclusion. Cognitive functions (executive function and episodic memory) and masticatory dysfunction defined by functional occluding status (FOS; the number of occluding units and number of remaining teeth) were analysed with partial correlation models. Structural magnetic resonance imaging was performed on 28 feasible participants. Multiple regression analyses were performed to evaluate the predictive value of brain structure and white matter hypointensities (WM-hypo) on cognitive functions. A mediation analysis was applied to assess significant predictor/s of the association between FOS and cognition. Results: Both episodic memory and executive functions were positively correlated with FOS. WM-hypo predicted cognitive status (executive function, p = .01). WM-hypo mediated 66.6% (p = 0.06) of the association between FOS and executive functions. Conclusion: Associations between FOS and cognitive functions are reported, where FOS, a potential modifiable risk factor, was related to both episodic memory and executive functions. The mediating effect of WM-hypo on the association between FOS and executive functions highlights the impact of the vascularisation of the brain on the link between mastication and cognition. The present study provides increased knowledge that bridges the gap between masticatory dysfunction and cognition.
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23.
  • Hedlund, Hans, et al. (författare)
  • Analysis of early age cracking in HPC structures
  • 1999
  • Ingår i: Utilization of high strength/high performance concrete : proceedings. - Oslo : Norsk Betongforening. - 8291341257 ; , s. 1134-1143
  • Konferensbidrag (refereegranskat)
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24.
  • Hedlund, Hans, et al. (författare)
  • Hardening technology for concrete structures
  • 1997
  • Ingår i: Advanced design of concrete structures. - Barcelona : International Center for Numerical Methods in Engineering (CIMNE). - 8487867944 ; , s. 313-318
  • Konferensbidrag (refereegranskat)
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25.
  • Hedlund, Hans, et al. (författare)
  • Härdningsstyrning av betongkonstruktioner
  • 1996
  • Ingår i: Byggforskning : Byggforskningsrådets tidning för en bättre byggd miljö. - 1102-3686. ; :3, s. 38-39
  • Tidskriftsartikel (populärvet., debatt m.m.)
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27.
  • Hellberg, Anders, et al. (författare)
  • Monitoring of intrathecal oxygen tension during experimental aortic occlusion predicts ultrastructural changes in the spinal cord
  • 2001
  • Ingår i: Journal of Thoracic and Cardiovascular Surgery. - : Elsevier BV. - 0022-5223 .- 1097-685X. ; 121:2, s. 316-323
  • Tidskriftsartikel (refereegranskat)abstract
    • OBJECTIVE: To study the correlation between intrathecal PO2 and ultrastructural changes in the spinal cord during thoracic aortic occlusion in pigs. MATERIAL AND METHODS: In 18 pigs, online intrathecal oxygenation was monitored by a multiparameter Paratrend catheter (Biomedical Sensors, High Wycombe, United Kingdom) during 60 minutes' clamping of the proximal and distal descending thoracic aorta. The animals were randomly divided into 2 groups (A and B) depending on the level of distal aortic clamping. Distal aortic perfusion was restored through an aorto-iliac shunt, which also maintained low thoracic segmental perfusion of the spinal cord in group B. Perfusion-fixation technique was used before harvesting the spinal cord specimens, which later were evaluated with light and electron microscopy by an independent observer. Intrathecal parameters were interpreted as normal if PO2 was more than 0.8 kPa and PCO2 was less than 12 kPa, as intermediate ischemia if PO2 was 0.8 or less or PCO (2) was more than 12 kPa, and as absolute ischemia if PO2 was 0.8 or less and PCO2 was more than 12 kPa. RESULTS: Among 6 animals with ultrastructural changes of absolute spinal cord ischemia-reperfusion injury, 5 also had absolute ischemia according to variables derived by the Paratrend catheter. The 2 methods were in agreement in 3 of 5 animals with intermediate ischemia-reperfusion changes and in 5 of 6 animals with normal findings. The accuracy of cerebrospinal fluid PO2 and PCO2 to predict electron microscopy-verified intermediate or absolute ischemia-reperfusion injury was 94%. CONCLUSIONS: Monitoring of intrathecal PO2 after clamping of the descending aorta correlated with ultrastructural changes in the spinal cord in this pig model.
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28.
  • Hofgaard, Ellen, et al. (författare)
  • Cesarean scar pregnancy : Reproductive outcome after robotic laparoscopic removal with simultaneous repair of the uterine defect
  • 2021
  • Ingår i: European Journal of Obstetrics and Gynecology and Reproductive Biology. - : Elsevier BV. - 0301-2115 .- 1872-7654. ; 262, s. 40-44
  • Tidskriftsartikel (refereegranskat)abstract
    • Objective: To describe perioperative adverse events, fertility and obstetric outcome, following a robot assisted laparoscopic approach for treating Cesarean scar pregnancies (CSP). Study Design: A retrospective case series of 14 consecutive women with a CSP and a wish for and attempts towards subsequent pregnancies, having undergone minimal invasive surgical treatment at two tertiary referral Swedish centers (Dep's of Obstetrics and Gynecology Skåne University Hospital, Lund, and Södersjukhuset, Stockholm) between 2008 and 2019. The surgery was performed by temporary intraoperative occlusion of the uterine blood supply, removal of the CSP and repair of the niche, by the use of robot assisted laparoscopy (Da Vinci surgical robot, Intuitive Surgical, Sunnyvale, CA). Results: All surgeries were uneventful with a median bleeding of 75 mL. One woman had a postoperative Clavien-Dindo complication grade IIIa (hysteroscopic resection of an isthmic synechiae). During follow up nine women (64 %) conceived naturally; eight of these had an uneventful pregnancy and a full-term Cesarean delivery and one had recurrent CSP and Cesarean with simultaneous hysterectomy in gestational week 33. Conclusion: A robotic removal of a CSP with simultaneous repair of the defect is a feasible option with acceptable reproductive outcome and should be considered when counseling women with a wish for future childbirth in cases of a live CSP and a thin, or absent, myometrium in the niche. A temporary intraoperative occlusion of the uterine blood supply may be useful in cases of live pregnancies and/or high serum β-hCG levels.
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30.
  • Jayne, David, et al. (författare)
  • A randomized trial of maintenance therapy for vasculitis associated with antineutrophil cytoplasmic autoantibodies
  • 2003
  • Ingår i: New England Journal of Medicine. - 0028-4793. ; 349:1, s. 36-44
  • Tidskriftsartikel (refereegranskat)abstract
    • BACKGROUND: The primary systemic vasculitides usually associated with autoantibodies to neutrophil cytoplasmic antigens include Wegener's granulomatosis and microscopic polyangiitis. We investigated whether exposure to cyclophosphamide in patients with generalized vasculitis could be reduced by substitution of azathioprine at remission. METHODS: We studied patients with a new diagnosis of generalized vasculitis and a serum creatinine concentration of 5.7 mg per deciliter (500 micromol per liter) or less. All patients received at least three months of therapy with oral cyclophosphamide and prednisolone. After remission, patients were randomly assigned to continued cyclophosphamide therapy (1.5 mg per kilogram of body weight per day) or a substitute regimen of azathioprine (2 mg per kilogram per day). Both groups continued to receive prednisolone and were followed for 18 months from study entry. Relapse was the primary end point. RESULTS: Of 155 patients studied, 144 (93 percent) entered remission and were randomly assigned to azathioprine (71 patients) or continued cyclophosphamide (73 patients). There were eight deaths (5 percent), seven of them during the first three months. Eleven relapses occurred in the azathioprine group (15.5 percent), and 10 occurred in the cyclophosphamide group (13.7 percent, P=0.65). Severe adverse events occurred in 15 patients during the induction phase (10 percent), in 8 patients in the azathioprine group during the remission phase (11 percent), and in 7 patients in the cyclophosphamide group during the remission phase (10 percent, P=0.94 for the comparison between groups during the remission phase). The relapse rate was lower among the patients with microscopic polyangiitis than among those with Wegener's granulomatosis (P=0.03). CONCLUSIONS: In patients with generalized vasculitis, the withdrawal of cyclophosphamide and the substitution of azathioprine after remission did not increase the rate of relapse. Thus, the duration of exposure to cyclophosphamide may be safely reduced.
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32.
  • Johansson, Bengt, 1958-, et al. (författare)
  • Phantom study of radiation doses outside the target volume brachytherapy versus external radiotherapy of early breast cancer
  • 2003
  • Ingår i: Radiotherapy and Oncology. - Amsterdam : Elsevier. - 1879-0887 .- 0167-8140. ; 69:1, s. 107-112
  • Tidskriftsartikel (refereegranskat)abstract
    • Background and purpose: Brachytherapy is sometimes suggested as an adjuvant treatment after surgery of some tumours. When introducing this, it would be useful to have an estimate of the dose distribution to different body sites, both near and distant to target, comparing conventional external irradiation to brachytherapy. The aim of the present study was to determine radiation doses with both methods at different body sites, near and distant to target, in an experimental situation on an operated left sided breast cancer on a female Alderson phantom. Methods: Five external beam treatments with isocentric tangential fields were given by a linear accelerator. A specified dose of 1.0 Gy was given to the whole left sided breast volume. Five interstitial brachytherapy treatments were given to the upper, lateral quadrant of the left breast by a two plane, 10 needles implant. A dose of 1.0 Gy specified according to the Paris system was administered by a pulsed dose rate afterloading machine. Absorbed dose in different fixed dose points were measured by thermoluminescence dosimeters. Results: Both methods yielded an absorbed dose of the same size to the bone marrow and internal organs distant to target, 1.0-1.4% of the prescribed dose. There was a trend of lower doses to the lower half of the trunk and higher doses to the upper half of the trunk, respectively, by brachytherapy. A 90% reduction of absorbed dose with brachytherapy compared to external irradiation was found in the near-target region within 5 cm from target boundary where parts of the left lung and the heart are situated. If an adjuvant dose of 50 Gy is given with the external radiotherapy and brachytherapy, the absorbed dose in a part of the myocardium could be reduced from 31.8 to 2.1 Gy. Conclusions: Near target, brachytherapy yielded a considerably lower absorbed dose which is of special importance when considering radiation effects on the myocard and lungs. We could not demonstrate any difference of importance, in absorbed dose to dose points distant to target. (C) 2003 Elsevier Ireland Ltd. All rights reserved.
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33.
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34.
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35.
  • Jones, Rachel B., et al. (författare)
  • Rituximab versus Cyclophosphamide in ANCA-Associated Renal Vasculitis.
  • 2010
  • Ingår i: New England Journal of Medicine. - Boston, MA, USA : Massachusetts Medical Society. - 0028-4793 .- 1533-4406. ; 363:3, s. 211-220
  • Tidskriftsartikel (refereegranskat)abstract
    • Background: Cyclophosphamide induction regimens for antineutrophil cytoplasmic antibody (ANCA)-associated vasculitis are effective in 70 to 90% of patients, but they are associated with high rates of death and adverse events. Treatment with rituximab has led to remission rates of 80 to 90% among patients with refractory ANCA-associated vasculitis and may be safer than cyclophosphamide regimens. Methods: We compared rituximab with cyclophosphamide as induction therapy in ANCA-associated vasculitis. We randomly assigned, in a 3:1 ratio, 44 patients with newly diagnosed ANCA-associated vasculitis and renal involvement to a standard glucocorticoid regimen plus either rituximab at a dose of 375 mg per square meter of body-surface area per week for 4 weeks, with two intravenous cyclophosphamide pulses (33 patients, the rituximab group), or intravenous cyclophosphamide for 3 to 6 months followed by azathioprine (11 patients, the control group). Primary end points were sustained remission rates at 12 months and severe adverse events. Results: The median age was 68 years, and the glomerular filtration rate (GFR) was 18 ml per minute per 1.73 m(sup 2) of body-surface area. A total of 25 patients in the rituximab group (76%) and 9 patients in the control group (82%) had a sustained remission (P=0.68). Severe adverse events occurred in 14 patients in the rituximab group (42%) and 4 patients in the control group (36%) (P=0.77). Six of the 33 patients in the rituximab group (18%) and 2 of the 11 patients in the control group (18%) died (P=1.00). The median increase in the GFR between 0 and 12 months was 19 ml per minute in the rituximab group and 15 ml per minute in the control group (P=0.14). Conclusions: A rituximab-based regimen was not superior to standard intravenous cyclophosphamide for severe ANCA-associated vasculitis. Sustained-remission rates were high in both groups, and the rituximab-based regimen was not associated with reductions in early severe adverse events. (Funded by Cambridge University Hospitals National Health Service Foundation Trust and F. Hoffmann-La Roche; Current Controlled Trials number, ISRCTN28528813.) N Engl J Med 2010;363:211-20.
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36.
  • Jones, Rachel B., et al. (författare)
  • Rituximab versus cyclophosphamide in ANCA-associated renal vasculitis: 2-year results of a randomised trial
  • 2015
  • Ingår i: Annals of the Rheumatic Diseases. - : BMJ Publishing Group. - 0003-4967 .- 1468-2060. ; 74:6, s. 1178-1182
  • Tidskriftsartikel (refereegranskat)abstract
    • Objectives The RITUXVAS trial reported similar remission induction rates and safety between rituximab and cyclophosphamide based regimens for antineutrophil cytoplasm antibody (ANCA)-associated vasculitis at 12months; however, immunosuppression maintenance requirements and longer-term outcomes after rituximab in ANCA-associated renal vasculitis are unknown. Methods Forty-four patients with newly diagnosed ANCA-associated vasculitis and renal involvement were randomised, 3:1, to glucocorticoids plus either rituximab (375mg/m(2)/weekx4) with two intravenous cyclophosphamide pulses (n=33, rituximab group), or intravenous cyclophosphamide for 3-6months followed by azathioprine (n=11, control group). Results The primary end point at 24months was a composite of death, end-stage renal disease and relapse, which occurred in 14/33 in the rituximab group (42%) and 4/11 in the control group (36%) (p=1.00). After remission induction treatment all patients in the rituximab group achieved complete B cell depletion and during subsequent follow-up, 23/33 (70%) had B cell return. Relapses occurred in seven in the rituximab group (21%) and two in the control group (18%) (p=1.00). All relapses in the rituximab group occurred after B cell return. Conclusions At 24months, rates of the composite outcome of death, end-stage renal disease and relapse did not differ between groups. In the rituximab group, B cell return was associated with relapse. Trial registration number ISRCTN28528813.
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37.
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38.
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39.
  • Kádár, Roland, 1982, et al. (författare)
  • Challenges in nano-structured fluid flows for assembly into hierarchical biomaterials
  • 2023
  • Ingår i: AIP Conference Proceedings. - 0094-243X .- 1551-7616. - 9780735445475 ; 2997
  • Konferensbidrag (refereegranskat)abstract
    • Hierarchical biomaterials have their place in the context of developing novel material systems particularly in the framework of sustainability. The key to their development is in controlling their assembly into hierarchical orders at various lengthscales. Thus, flow can be an asset in e.g. controlling orientation, however, resolving the hierarchical orientation dynamics of such systems remains a challenge. We focus here mainly on cellulose nanocrystals water-based suspensions, however, the outline is representative of numerous nanostructured fluids.
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40.
  • Link, Katarina, et al. (författare)
  • Low individualized growth hormone (GH) dose increased renal and cardiac growth in young adults with childhood onset GH deficiency
  • 2001
  • Ingår i: Clinical Endocrinology. - : Wiley. - 1365-2265 .- 0300-0664. ; 55:6, s. 741-748
  • Tidskriftsartikel (refereegranskat)abstract
    • OBJECTIVE In childhood onset GH deficiency (GHD) a reduction in left ventricular mass (LV-mass) and impairment of systolic function as well an impairment in glomerular filtration rate (GFR) has been shown. The aim of the present study was to assess if a low GH dose resulted in an improvement in morphological and functional parameters of these organs. DESIGN AND PATIENTS Eleven patients with childhood onset GHD were investigated before and after 10 months of GH treatment at a dose of 1.5 IU/day (range 1-2), corresponding to 0.02 IU/kg/day or 7 mug/kg/day. The GH dose resulted in a serum IGF-I level in the normal range in all but one patient. MEASUREMENTS Doppler echocardiography of the heart and ultrasound examination of the kidneys was performed. Glomerular filtration rate (GFR) was estimated with iohexol clearance and urinary proteinuria was measured with 24-h urinary samples collected for analyses of albumin, alpha-1-microglobulin, IgG and albumin/creatinine clearance ratio. Body composition was measured by bioelectric impedance analysis. RESULTS L V-mass index increased significantly after GH treatment (P = 0.04), and there was a clear trend for a positive correlation between the increase in serum IGF-I and the increase in LV-mass index, although it did not reach significance (r = 0.57, P = 0.07). GH treatment did not increase cardiac fractional shortening. Kidney length increased significantly (P = 0.02) with an average increase of 1 cm (range -0.5-1.5 cm). No significant changes in median GFR or serum creatinine were recorded. Three patients with subnormal GFR before GH treatment normalized after 10 months of treatment. Urine analysis showed no abnormalities before or after GH treatment. A significant decrease in percentage fat mass was recorded (P = 0.03). CONCLUSION A low individualized GH dose to adults with childhood onset GHD resulted in an increase in LV-mass index and kidney length. Re-establishing GH treatment with a low dose in this patient group can lead to a further somatic maturation of these organs, probably not accomplished previously.
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41.
  • Mohammad, Aladdin J., et al. (författare)
  • Severe infection in antineutrophil cytoplasmic antibody-associated vasculitis
  • 2017
  • Ingår i: Journal of Rheumatology. - : The Journal of Rheumatology. - 0315-162X .- 1499-2752. ; 44:10, s. 1468-1475
  • Tidskriftsartikel (refereegranskat)abstract
    • Objective. To compare the rate of severe infections after the onset of antineutrophil cytoplasmic antibody (ANCA)-associated vasculitis (AAV) with the rate in the background population, and to identify predictors of severe infections among patients with AAV. Methods. The study cohort was 186 patients with AAV diagnosed from 1998 to 2010, consisting of all known cases in a defined population in southern Sweden. For each patient, 4 age- and sex-matched reference subjects were randomly chosen from the background population. Using the Skåne Healthcare Register, all International Classification of Diseases codes of infections assigned from 1998 to 2011 were identified. Severe infections were defined as infectious episodes requiring hospitalization. Rate ratios were calculated by dividing the rate in AAV by the rate among the reference subjects. Results. The rate ratio for all severe infections was 4.53 (95% CI 3.39-6.00). The highest rate ratios were found for upper respiratory tract: 8.88 (3.54-25.9), Clostridium difficile: 5.35 (1.54-23.8), nonspecific septicemia 4.55 (1.60-13.8), and skin 5.35 (1.69-19.8). Of the severe infections, 38.4% occurred within 6 months of diagnosis, 30.2% from 7-24 months, and 31.4% after 24 months. High serum creatinine and older age at diagnosis were associated with severe infection (p < 0.001). Of those with severe infection, 46.5% died during followup compared to 26% of patients without severe infection (p = 0.004). Conclusion. Patients with AAV have markedly higher rates of severe infection compared with the background population, especially patients with older age and impaired renal function. The risk of severe infection is particularly high in the first 6 months following the diagnosis of vasculitis.
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42.
  • Nasi, A, et al. (författare)
  • Reactive oxygen species as an initiator of toxic innate immune responses in retort to SARS-CoV-2 in an ageing population, consider N-acetylcysteine as early therapeutic intervention
  • 2020
  • Ingår i: Toxicology reports. - : Elsevier Inc.. - 2214-7500. ; 7, s. 768-771
  • Tidskriftsartikel (refereegranskat)abstract
    • During the current COVID-19 pandemic, a need for evaluation of already available drugs for treatment of the disease is crucial. Hereby, based on literature review from the current pandemic and previous outbreaks with corona viruses we analyze the impact of the virus infection on cell stress responses and redox balance. High levels of mortality are noticed in elderly individuals infected with SARS-CoV2 and during the previous SARS-CoV1 outbreak. Elderly individuals maintain a chronic low level of inflammation which is associated with oxidative stress and inflammatory cytokine production, a condition that increases the severity of viral infections in this population. Coronavirus infections can lead to alterations of redox balance in infected cells through modulation of NAD + biosynthesis, PARP function along with altering proteasome and mitochondrial function in the cell thereby leading to enhanced cell stress responses which further exacerbate inflammation. ROS production can increase IL-6 production and lipid peroxidation resulting in cell damage. Therefore, early treatment with anti-oxidants such as NAC during COVID-19 can be a way to bypass the excessive inflammation and cell damage that lead to severe infection, thus early NAC as intervention should be evaluated in a clinical trial setting. 
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43.
  • Rastad, Jonas, et al. (författare)
  • Arborization of initial axon collaterals of spinocervical tract cells stained intracellularly with horseradish peroxidase
  • 1977
  • Ingår i: Brain Research. - : Elsevier BV. - 0006-8993. ; 135, s. 1-10
  • Tidskriftsartikel (refereegranskat)abstract
    • The initial axon collateral arborizations of two feline spinocervical tract cells have been analysed after intracellular staining with horseradish peroxidase. The images of the cells were reconstructed in the light microscope from transverse serial sections. The cell bodies were situated in laminae IV or III of the lumbar dorsal horn. Each cell exhibited one initial collateral. These emerged from the parent axons at distances of about 310 and 580 μm, respectively, from the cell body. The collaterals branched, mainly symmetrically, in laminae III-VI and IV-VI, respectively. The total collateral lengths were about 12,000 and 10,900 μm; altogether 329 and 274 stained terminals were found per collateral in laminae III-VI and IV-VI, respectively. The great majority of boutons were found in laminae IV and V. The terminals were distributed mainly in spherically arranged groups of 3-12 boutons, usually connected to each other by thin terminal axons. The light microscopically investigated sections were 're-embedded' and processed for electron microscopy. The ultrastructural investigation showed boutons with axo-dendritic, axo-somatic or axo-axonal synapses. © 1977.
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44.
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45.
  • Wester Trejo, Maria A.C., et al. (författare)
  • Renal relapse in antineutrophil cytoplasmic autoantibody-associated vasculitis : unpredictable, but predictive of renal outcome
  • 2019
  • Ingår i: Rheumatology (Oxford, England). - : Oxford University Press (OUP). - 1462-0332 .- 1462-0324. ; 58:1, s. 103-109
  • Tidskriftsartikel (refereegranskat)abstract
    • Objectives: To determine predictors of renal relapse and end-stage renal failure (ESRF) in patients with ANCA-associated vasculitis. Methods: Data from four European Vasculitis Society randomized controlled trials, conducted roughly simultaneously between 15 March 1995 and 30 September 2002, was pooled to determine predictors of long-term renal outcome. The respective trial inclusion criteria covered the entire spectrum of disease severity. Baseline predictors of time to first renal relapse and time to ESRF were assessed by competing events analysis and Cox proportional hazards regression. The effect of renal relapse on time to ESRF was assessed by adding renal relapses to the competing events analysis as a time-varying covariate. Results: The number of patients participating was 535; mean serum creatinine (±s.d.) at entry was 341 ± 321 µmol/l and 19.7% developed ESRF. One or more renal relapse(s) was experienced by 101 patients. Multivariable regression analysis demonstrated that, in addition to impaired baseline renal function, developing ⩾1 renal relapse was an independent risk factor for ESRF (subhazard ratio 9; 95% CI 4, 19; P < 0.001). No predictive factors for renal relapse were found. Conclusion: In addition to baseline renal function, the occurrence of renal relapses is an important determinant of ESRF in patients with ANCA-associated vasculitis. We did not find any clinical predictors for renal relapse itself, including disease activity elsewhere. In light of the silent nature of renal relapse in ANCA-associated vasculitis, we stress the need for long-term vigilant monitoring for early signs of renal relapse and propose performing 3-monthly urinalysis. This will enable timely treatment and help further improve renal outcome.
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46.
  • Westman, Bo, et al. (författare)
  • Effects on skeletal muscle glutathione status of ischemia and reperfusion following abdominal aortic aneurysm surgery.
  • 2006
  • Ingår i: Annals of Vascular Surgery. - : Elsevier BV. - 0890-5096 .- 1615-5947. ; 20:1, s. 99-105
  • Tidskriftsartikel (refereegranskat)abstract
    • Glutathione (GSH) is an important endogenous scavenger against reactive oxygen species. Elective abdominal surgery without ischemia and reperfusion leads to decreased muscle GSH concentrations 4-72 hr postoperatively without altering GSH redox status. In the present study, we investigated to what extent muscle GSH status was affected during and following elective abdominal aortic aneurysm repair. From patients (n = 10) undergoing abdominal aortic repair, thigh muscle specimens were taken preoperatively, at maximal ischemia, and at 10 min and 4, 24, and 48 hr of reperfusion. Specimens were analyzed for GSH, amino acids, and energy-rich compounds. At maximal ischemia, phosphocreatine decreased by 37% (p < 0.05) and lactate and creatine increased by 274% and 57% (p < 0.001 and 0.05), respectively, indicating ischemia during the clamping of aorta. Adenosine triphosphate, on the other hand, remained unaltered during the entire study period. Total GSH (tGSH) decreased by 46% at 24 hr and by 43% at 48 hr of reperfusion (p < 0.001), while reduced GSH decreased by 48% at 24 hr and by 44% at 48 hr (p < 0.001). The redox status (GSH/tGSH) of GSH and oxidized GSH remained unaltered. Among the constituent amino acids of GSH, glycine and cysteine remained unaltered while glutamine and glutamate decreased by 55% and 55%, respectively (p < 0.001). Abdominal aortic aneurysm repair induces metabolic alterations characteristic for ischemia. The antioxidative capacity in terms of muscle levels of GSH was decreased. However, the oxidative stress during reperfusion did not change GSH status more than what has been reported following abdominal surgery without ischemia and reperfusion. The results indicate that the oxidative stress elicited by elective abdominal aortic aneurysm repair is outbalanced by a compensated GSH metabolism not giving rise to an increased amount of oxidized GSH or an altered GSH redox status.
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47.
  • Westman, Gabriel, 1977- (författare)
  • Herpesvirus Infection and Immunity in Neurocognitive Disorders
  • 2015
  • Doktorsavhandling (övrigt vetenskapligt/konstnärligt)abstract
    • Herpesviruses have co-speciated with several vertebrate and invertebrate animals throughout the history of evolution. In the immunocompetent human host, primary infection is usually benign, whereafter the virus is brought into life-long latency. Viral reactivation can however cause severe disease in immunocompromised, and rarely also in immunocompetent, patients. The overall aim of this thesis was to study the immunologic effects of cytomegalovirus (CMV) and herpes simplex type 1 (HSV-1) infection in neurocognitive disorders.CMV is known to promote T-cell differentiation towards a more effector-oriented phenotype, similar to what is seen in the elderly. We have addressed the frequency of CMV-specific CD8+ T-cells in Alzheimer's disease (AD). Furthermore, we have investigated whether AD patients present with a different CMV-specific immune profile, overall CD8 phenotype or inflammatory cytokine response to anti-CD3/CD28 beads, CMV pp65 and amyloid beta. Subjects with AD presented with a lower proportion of CMV-specific CD8+ T-cells compared to non-demented (ND) controls, but no differences in overall CD8 differentiation were seen. Overall, AD subjects presented with a more pro-inflammatory peripheral blood mononuclear cell (PBMC) phenotype. When PBMCs were challenged with CD3/CD28-stimulation, CMV seropositive AD subjects presented with more IFN-γ release than both CMV seronegative AD subjects and CMV seropositive ND controls.For effective screening of humoral herpesvirus immunity, both in research and in clinical practice, efficient immunoassays are needed. We have addressed the methodology of multiplex herpesvirus immunoassays and related bioinformatics and investigated antibody levels in AD patients and ND controls. Subjects with AD presented with lower levels of human herpesvirus 6 (HHV-6) IgG. However, there was no difference in HHV-6 DNA levels in PBMCs between the groups.Herpes simplex encephalitis (HSE) is a devastating disease, where antiviral treatment has greatly decreased mortality but not eliminated the associated long-term neurocognitive morbidity. We have investigated the correlation between N-Methyl-D-Aspartate Receptor (NMDAR) autoimmunity and recovery of neurocognitive functions after HSE. Approximately one quarter of all HSE cases developed NMDAR autoantibodies within 3 months after onset of disease. Antibody development was associated with an impaired neurocognitive recovery during the two year follow-up and could become an important therapy guiding factor in the future.
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48.
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49.
  • Westman, J., et al. (författare)
  • Increased cardiovascular mortality in people with schizophrenia : a 24-year national register study
  • 2017
  • Ingår i: Epidemiology and Psychiatric Sciences. - 2045-7960. ; , s. 1-9
  • Tidskriftsartikel (refereegranskat)abstract
    • Aims: People who have schizophrenia die earlier from somatic diseases than do people in the general population, but information about cardiovascular deaths in people who have schizophrenia is limited. We analysed mortality in all age groups of people with schizophrenia by specific cardiovascular diseases (CVDs), focusing on five CVD diagnoses: coronary heart disease, acute myocardial infarction, cerebrovascular disease, heart failure and cardiac arrhythmias. We also compared hospital admissions for CVDs in people who had schizophrenia with hospital admissions for CVDs in the general population. Methods: This national register study of 10 631 817 people in Sweden included 46 911 people who were admitted to the hospital for schizophrenia between 1 January 1987 and 31 December 2010. Information from national registers was used to identify people who had schizophrenia and obtain data about mortality, causes of death, medical diagnoses and hospitalisations. Results: CVDs were the leading cause of death in people who had schizophrenia (5245 deaths), and CVDs caused more excess deaths than suicide. The mean age of CVD death was 10 years lower for people who had schizophrenia (70.5 years) than the general population (80.7 years). The mortality rate ratio (MRR) for CVDs in all people who had schizophrenia was 2.80 (95% confidence interval (CI) 2.73–2.88). In people aged 15–59 years who had schizophrenia, the MRR for CVDs was 6.16 (95% CI 5.79–6.54). In all people who had schizophrenia, the MRR for coronary heart disease was 2.83 (95% CI 2.73–2.94); acute myocardial infarction, 2.62 (95% CI 2.49–2.75); cerebrovascular disease, 2.4 (95% CI 2.25–2.55); heart failure, 3.25 (95% CI 2.94–3.6); and cardiac arrhythmias, 2.06 (95% CI 1.75–2.43). Hospital admissions for coronary heart disease were less frequent in people who had schizophrenia than in the general population (admission rate ratio, 0.88 (95% CI 0.83–0.94). In all age groups, survival after hospital admission for CVD was lower in people who had schizophrenia than in the general population. Conclusions: People who had schizophrenia died 10 years earlier from CVDs than did people in the general population. For all five CVD diagnoses, mortality risk was higher for those with schizophrenia than those in the general population. Survival after hospitalisation for CVDs in people who had schizophrenia was comparable with that of people in the general population who were several decades older.
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50.
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