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FältnamnIndikatorerMetadata
00015168naa a2201417 4500
001oai:DiVA.org:uu-435414
003SwePub
008210226s2020 | |||||||||||000 ||eng|
024a https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-4354142 URI
024a https://doi.org/10.1093/brain/awz3072 DOI
040 a (SwePub)uu
041 a engb eng
042 9 SwePub
072 7a ref2 swepub-contenttype
072 7a art2 swepub-publicationtype
100a Ebrahimi-Fakhari, Dariusu Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.4 aut
2451 0a Defining the clinical, molecular and imaging spectrum of adaptor protein complex 4-associated hereditary spastic paraplegia
264 c 2020-09-26
264 1a OXFORD ENGLAND :b Oxford University Press (OUP),c 2020
338 a print2 rdacarrier
520 a Bi-allelic loss-of-function variants in genes that encode subunits of the adaptor protein complex 4 (AP-4) lead to prototypical yet poorly understood forms of childhood-onset and complex hereditary spastic paraplegia: SPG47 (AP4B1), SPG50 (AP4M1), SPG51 (AP4E1) and SPG52 (AP4S1). Here, we report a detailed cross-sectional analysis of clinical, imaging and molecular data of 156 patients from 101 families. Enrolled patients were of diverse ethnic backgrounds and covered a wide age range (1.0-49.3 years). While the mean age at symptom onset was 0.8 +/- 0.6 years [standard deviation (SD), range 0.2-5.0], the mean age at diagnosis was 10.2 +/- 8.5 years (SD, range 0.1-46.3). We define a set of core features: early-onset developmental delay with delayed motor milestones and significant speech delay (50% non-verbal); intellectual disability in the moderate to severe range; mild hypotonia in infancy followed by spastic diplegia (mean age: 8.4 +/- 5.1 years, SD) and later tetraplegia (mean age: 16.1 +/- 9.8 years, SD); postnatal microcephaly (83%); foot deformities (69%); and epilepsy (66%) that is intractable in a subset. At last follow-up, 36% ambulated with assistance (mean age: 8.9 +/- 6.4 years, SD) and 54% were wheelchair-dependent (mean age: 13.4 +/- 9.8 years, SD). Episodes of stereotypic laughing, possibly consistent with a pseudobulbar affect, were found in 56% of patients. Key features on neuroimaging include a thin corpus callosum (90%), ventriculomegaly (65%) often with colpocephaly, and periventricular white-matter signal abnormalities (68%). Iron deposition and polymicrogyria were found in a subset of patients. AP4B1-associated SPG47 and AP4M1-associated SPG50 accounted for the majority of cases. About two-thirds of patients were born to consanguineous parents, and 82% carried homozygous variants. Over 70 unique variants were present, the majority of which are frameshift or nonsense mutations. To track disease progression across the age spectrum, we defined the relationship between disease severity as measured by several rating scales and disease duration. We found that the presence of epilepsy, which manifested before the age of 3 years in the majority of patients, was associated with worse motor outcomes. Exploring genotype-phenotype correlations, we found that disease severity and major phenotypes were equally distributed among the four subtypes, establishing that SPG47, SPG50, SPG51 and SPG52 share a common phenotype, an 'AP-4 deficiency syndrome'. By delineating the core clinical, imaging, and molecular features of AP-4-associated hereditary spastic paraplegia across the age spectrum our results will facilitate early diagnosis, enable counselling and anticipatory guidance of affected families and help define endpoints for future interventional trials.
650 7a MEDICIN OCH HÄLSOVETENSKAPx Klinisk medicinx Neurologi0 (SwePub)302072 hsv//swe
650 7a MEDICAL AND HEALTH SCIENCESx Clinical Medicinex Neurology0 (SwePub)302072 hsv//eng
653 a SPG47
653 a SPG50
653 a SPG51
653 a SPG52
653 a neurodegeneration
700a Teinert, Julianu Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.;Univ Hosp Heidelberg, Ctr Paediat & Adolescent Med, Div Child Neurol & Metab Med, Heidelberg, Germany.4 aut
700a Behne, Robertu Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.;Univ Hosp Wurzburg, Dept Neurol, Wurzburg, Germany.4 aut
700a Wimmer, Miriamu Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.4 aut
700a D'Amore, Angelicau Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.;IRCCS Fdn Stella Maris, Mol Med, Pisa, Italy.4 aut
700a Eberhardt, Kathrinu Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.4 aut
700a Brechmann, Barbarau Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.4 aut
700a Ziegler, Marvinu Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.4 aut
700a Jensen, Dana M.u Univ Washington, Dept Pediat, Div Genet Med, Seattle, WA 98195 USA.4 aut
700a Nagabhyrava, Premsaiu Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.;Harvard Med Sch, Translat Neurosci Ctr, Boston Childrens Hosp, Boston, MA 02115 USA.4 aut
700a Geisel, Gregoryu Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.;Harvard Med Sch, Translat Neurosci Ctr, Boston Childrens Hosp, Boston, MA 02115 USA.4 aut
700a Carmody, Erinu Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.;Harvard Med Sch, Translat Neurosci Ctr, Boston Childrens Hosp, Boston, MA 02115 USA.4 aut
700a Shamshad, Uzmau Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.;Harvard Med Sch, Translat Neurosci Ctr, Boston Childrens Hosp, Boston, MA 02115 USA.4 aut
700a Dies, Kira A.u Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.;Harvard Med Sch, Translat Neurosci Ctr, Boston Childrens Hosp, Boston, MA 02115 USA.4 aut
700a Yuskaitis, Christopher J.u Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.4 aut
700a Salussolia, Catherine L.u Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.4 aut
700a Ebrahimi-Fakhari, Danielu Saarland Univ, Med Ctr, Pediat Neurol, Homburg, Germany.;Univ Childrens Hosp Muenster, Dept Gen Pediat, Munster, Germany.4 aut
700a Pearson, Toni S.u Washington Univ, Sch Med, Dept Neurol, St Louis, MO 63110 USA.4 aut
700a Saffari, Afshinu Univ Hosp Heidelberg, Ctr Paediat & Adolescent Med, Div Child Neurol & Metab Med, Heidelberg, Germany.4 aut
700a Ziegler, Andreasu Univ Hosp Heidelberg, Ctr Paediat & Adolescent Med, Div Child Neurol & Metab Med, Heidelberg, Germany.4 aut
700a Koelker, Stefanu Univ Hosp Heidelberg, Ctr Paediat & Adolescent Med, Div Child Neurol & Metab Med, Heidelberg, Germany.4 aut
700a Volkmann, Jensu Univ Hosp Wurzburg, Dept Neurol, Wurzburg, Germany.4 aut
700a Wiesener, Antjeu Friedrich Alexander Univ Erlangen Nurnberg, Inst Human Genet, Erlangen, Germany.4 aut
700a Bearden, David R.u Univ Rochester, Sch Med, Child Neurol, Rochester, NY USA.4 aut
700a Lakhani, Shenelau Weill Cornell Med Coll, Ctr Neurogenet, New York, NY USA.4 aut
700a Segal, Devorahu Weill Cornell Med Coll, Ctr Neurogenet, New York, NY USA.;Weill Cornell Med, Div Child Neurol, New York, NY USA.4 aut
700a Udwadia-Hegde, Anaitau Jaslok Hosp & Res Ctr, Dept Pediat Neurol, Mumbai, Maharashtra, India.4 aut
700a Martinuzzi, Andreau IRCCS E Medea, Unita Operat Conegliano, Sci Inst, Treviso, Italy.4 aut
700a Hirst, Jenniferu Univ Cambridge, Cambridge Inst Med Res, Cambridge, England.4 aut
700a Perlman, Sethu Univ Iowa, Dept Pediat, Carver Coll Med, Div Neurol, Iowa City, IA 52242 USA.4 aut
700a Takiyama, Yoshihisau Univ Yamanashi, Dept Neurol, Kofu, Yamanashi, Japan.4 aut
700a Xiromerisiou, Georgiau Papageorgiou Hosp, Dept Neurol, Thessaloniki, Greece.4 aut
700a Vill, Katharinau Ludwig Maximilians Univ Munchen, Dr von Hauner Childrens Hosp, Pediat Neurol & Dev Med, Munich, Germany.4 aut
700a Walker, William O.u Univ Washington, Sch Med, Dept Pediat, Seattle Childrens Hosp, Seattle, WA 98195 USA.4 aut
700a Shukla, Anjuu Manipal Acad Higher Educ, Kasturba Med Coll, Dept Med Genet, Manipal, Karnataka, India.4 aut
700a Gupta, Rachana Dubeyu Medanta Hosp, Pediat Neurol, Indore, Madhya Pradesh, India.4 aut
700a Dahl, Niklasu Uppsala universitet,Science for Life Laboratory, SciLifeLab,Medicinsk genetik och genomik,Barnkirurgisk forskning4 aut0 (Swepub:uu)nikldahl
700a Aksoy, Ayseu Dr Sami Ulus Hosp, Pediat Neurol, Ankara, Turkey.4 aut
700a Verhelst, Heleneu Ghent Univ Hosp, Pediat Neurol, Ghent, Belgium.4 aut
700a Delgado, Mauricio R.u Univ Texas Southwestern Med Ctr Dallas, Dept Neurol, Dallas, TX USA.4 aut
700a Pourova, Radka Kremlikovau Charles Univ Prague, Med Fac 2, Dept Biol & Med Genet, Prague, Czech Republic.;UH Motol, Prague, Czech Republic.4 aut
700a Sadek, Abdelrahim A.u Sohag Univ, Fac Med, Pediat Neurol, Sohag, Egypt.4 aut
700a Elkhateeb, Nour M.u Cairo Univ, Pediat Neurol, Cairo, Egypt.4 aut
700a Blumkin, Lubovu Tel Aviv Univ, Wolfson Med Ctr, Sackler Sch Med, Pediat Neurol Unit,Movement Disorders Clin, Tel Aviv, Israel.4 aut
700a Brea-Fernandez, Alejandro J.u CIBERER, Grp Med Xenom, Santiago De Compostela, Spain.4 aut
700a Dacruz-Alvarez, Davidu Complexo Hosp Univ, Neurol Pediat, Santiago De Compostela, Spain.4 aut
700a Smol, Thomasu CHU Lille, RADEME, Inst Genet Med, Lille, France.4 aut
700a Ghoumid, Jamalu CHU Lille, RADEME, Inst Genet Med, Lille, France.4 aut
700a Miguel, Diegou Univ Fed Bahia, Serv Genet Med, Salvador, BA, Brazil.4 aut
700a Heine, Constanzeu Univ Hosp Leipzig, Inst Human Genet, Leipzig, Germany.4 aut
700a Schlump, Jan-Ulrichu Evangel Krankenhaus, Pediat, Oberhausen, Germany.4 aut
700a Langen, Hendriku Sozialpadiatr Zentrum Hannover, Hannover, Germany.4 aut
700a Baets, Jonathanu Univ Antwerp, Neurogenet Grp, Antwerp, Belgium.;Univ Antwerp, Neuromuscular Reference Ctr, Antwerp, Belgium.;Antwerp Univ Hosp, Antwerp, Belgium.4 aut
700a Bulk, Saskiau Ctr Hosp Univ Liege, Med Genet, Liege, Belgium.4 aut
700a Darvish, Hosseinu Semnan Univ Med Sci, Canc Res Ctr, Semnan, Iran.;Semnan Univ Med Sci, Dept Med Genet, Semnan, Iran.4 aut
700a Bakhtiari, Somayehu Phoenix Childrens Hosp, Barrow Neurol Inst, Phoenix, AZ USA.4 aut
700a Kruer, Michael C.u Phoenix Childrens Hosp, Barrow Neurol Inst, Phoenix, AZ USA.4 aut
700a Lim-Melia, Elizabethu Maria Fareri Childrens Hosp, Pediat Med Genet, Valhalla, NY USA.4 aut
700a Aydinli, Nuru Acibadem Mehmet Ali Aydinlar Univ, Dept Pediat, Pediat Genet, Istanbul, Turkey.4 aut
700a Alanay, Yaseminu Istanbul Med Fac, Pediat Neurol, Istanbul, Turkey.4 aut
700a El-Rashidy, Omniau Ain Shams Univ, Pediat, Cairo, Egypt.4 aut
700a Nampoothiri, Sheelau Amrita Inst Med Sci & Res Ctr, Cochin, Kerala, India.4 aut
700a Patel, Chiragu Royal Brisbane & Womens Hosp, Genet Hlth Queensland, Brisbane, Qld, Australia.4 aut
700a Beetz, Christianu Centogene AG, Rostock, Germany.4 aut
700a Bauer, Peteru Centogene AG, Rostock, Germany.4 aut
700a Yoon, Graceu Univ Toronto, Hosp Sick Children, Dept Paediat, Div Clin & Metab Genet, Toronto, ON, Canada.4 aut
700a Guillot, Mireilleu Hosp Sick Children, Dept Paediat, Toronto, ON, Canada.;Univ Toronto, Toronto, ON, Canada.4 aut
700a Miller, Steven P.u Hosp Sick Children, Dept Paediat, Toronto, ON, Canada.;Univ Toronto, Toronto, ON, Canada.4 aut
700a Bourinaris, Thomasu UCL Inst Neurol, Dept Mol Neurosci, London, England.4 aut
700a Houlden, Henryu UCL Inst Neurol, Dept Mol Neurosci, London, England.4 aut
700a Robelin, Laurau Hop Univ Strasbourg, Serv Neurol, Strasbourg, France.4 aut
700a Anheim, Mathieuu Hop Univ Strasbourg, Serv Neurol, Strasbourg, France.4 aut
700a Alamri, Abdullah S.u Natl Neurosci Inst, King Fahad Med City, Pediat Neurol, Riyadh, Saudi Arabia.4 aut
700a Mahmoud, Adel A. H.u Imam Abdulrahman Bin Faisal Univ, Pediat, Dammam, Saudi Arabia.4 aut
700a Inaloo, Sorooru Shiraz Univ Med Sci, Neonatal Res Ctr, Shiraz, Iran.4 aut
700a Habibzadeh, Parhamu Shiraz Univ Med Sci, Persian BayanGene Res & Training Ctr, Shiraz, Iran.4 aut
700a Faghihi, Mohammad Aliu Shiraz Univ Med Sci, Persian BayanGene Res & Training Ctr, Shiraz, Iran.;Univ Miami, Ctr Therapeut Innovat, Miami, FL USA.;Univ Miami, Dept Psychiat & Behav Sci, Miami, FL USA.4 aut
700a Jansen, Anna C.u UZ Brussel, Pediat Neurol Unit, Dept Pediat, Brussels, Belgium.4 aut
700a Brock, Stefanieu UZ Brussel, Pediat Neurol Unit, Dept Pediat, Brussels, Belgium.4 aut
700a Roubertie, Agatheu CHU Montpellier, Pediat Neurol, Montpellier, France.4 aut
700a Darras, Basil T.u Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.4 aut
700a Agrawal, Pankaj B.u Harvard Med Sch, Boston Childrens Hosp, Manton Ctr Orphan Dis Res, Div Newborn Med, Boston, MA 02115 USA.;Harvard Med Sch, Boston Childrens Hosp, Manton Ctr Orphan Dis Res, Div Genet & Genom, Boston, MA 02115 USA.4 aut
700a Santorelli, Filippo M.u IRCCS Fdn Stella Maris, Mol Med, Pisa, Italy.4 aut
700a Gleeson, Josephu Rady Childrens Hosp, Rady Childrens Inst Genom Med, San Diego, CA USA.4 aut
700a Zaki, Maha S.u Natl Res Ctr, Clin Genet Human Genet & Genome Res Div, Cairo, Egypt.4 aut
700a Sheikh, Sarah, Iu Celgene, Translat Neurosci, Cambridge, MA USA.4 aut
700a Bennett, James T.u Univ Washington, Dept Pediat, Div Genet Med, Seattle, WA 98195 USA.4 aut
700a Sahin, Mustafau Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.;Harvard Med Sch, Translat Neurosci Ctr, Boston Childrens Hosp, Boston, MA 02115 USA.4 aut
710a Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.b Harvard Med Sch, Boston Childrens Hosp, Dept Neurol, Boston, MA 02115 USA.;Univ Hosp Heidelberg, Ctr Paediat & Adolescent Med, Div Child Neurol & Metab Med, Heidelberg, Germany.4 org
773t Braind OXFORD ENGLAND : Oxford University Press (OUP)g 143:10, s. 2929-2944q 143:10<2929-2944x 0006-8950x 1460-2156
856u https://doi.org/10.1093/brain/awz307y Fulltext
856u https://academic.oup.com/brain/article-pdf/143/10/2929/36210055/awz307.pdf
8564 8u https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-435414
8564 8u https://doi.org/10.1093/brain/awz307

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Ebrahimi-Fakhari ...
Teinert, Julian
Behne, Robert
Wimmer, Miriam
D'Amore, Angelic ...
Eberhardt, Kathr ...
visa fler...
Brechmann, Barba ...
Ziegler, Marvin
Jensen, Dana M.
Nagabhyrava, Pre ...
Geisel, Gregory
Carmody, Erin
Shamshad, Uzma
Dies, Kira A.
Yuskaitis, Chris ...
Salussolia, Cath ...
Ebrahimi-Fakhari ...
Pearson, Toni S.
Saffari, Afshin
Ziegler, Andreas
Koelker, Stefan
Volkmann, Jens
Wiesener, Antje
Bearden, David R ...
Lakhani, Shenela
Segal, Devorah
Udwadia-Hegde, A ...
Martinuzzi, Andr ...
Hirst, Jennifer
Perlman, Seth
Takiyama, Yoshih ...
Xiromerisiou, Ge ...
Vill, Katharina
Walker, William ...
Shukla, Anju
Gupta, Rachana D ...
Dahl, Niklas
Aksoy, Ayse
Verhelst, Helene
Delgado, Maurici ...
Pourova, Radka K ...
Sadek, Abdelrahi ...
Elkhateeb, Nour ...
Blumkin, Lubov
Brea-Fernandez, ...
Dacruz-Alvarez, ...
Smol, Thomas
Ghoumid, Jamal
Miguel, Diego
Heine, Constanze
Schlump, Jan-Ulr ...
Langen, Hendrik
Baets, Jonathan
Bulk, Saskia
Darvish, Hossein
Bakhtiari, Somay ...
Kruer, Michael C ...
Lim-Melia, Eliza ...
Aydinli, Nur
Alanay, Yasemin
El-Rashidy, Omni ...
Nampoothiri, She ...
Patel, Chirag
Beetz, Christian
Bauer, Peter
Yoon, Grace
Guillot, Mireill ...
Miller, Steven P ...
Bourinaris, Thom ...
Houlden, Henry
Robelin, Laura
Anheim, Mathieu
Alamri, Abdullah ...
Mahmoud, Adel A. ...
Inaloo, Soroor
Habibzadeh, Parh ...
Faghihi, Mohamma ...
Jansen, Anna C.
Brock, Stefanie
Roubertie, Agath ...
Darras, Basil T.
Agrawal, Pankaj ...
Santorelli, Fili ...
Gleeson, Joseph
Zaki, Maha S.
Sheikh, Sarah, I
Bennett, James T ...
Sahin, Mustafa
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