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Initial results of ...
Initial results of inflammatory response, matrix remodeling, and reactive oxygen species following PCI in acute ischemic myocardial injury in man.
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- Hedström, Erik (författare)
- Lund University,Lunds universitet,Klinisk fysiologi, Lund,Sektion V,Institutionen för kliniska vetenskaper, Lund,Medicinska fakulteten,Clinical Physiology (Lund),Section V,Department of Clinical Sciences, Lund,Faculty of Medicine
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- Åström-Olsson, Karin, 1959 (författare)
- Gothenburg University,Göteborgs universitet,Institutionen för medicin, avdelningen för molekylär och klinisk medicin,Institute of Medicine, Department of Molecular and Clinical Medicine
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- Öhlin, Ann-Kristin (författare)
- Lund University,Lunds universitet,Avdelningen för klinisk kemi och farmakologi,Institutionen för laboratoriemedicin,Medicinska fakulteten,Division of Clinical Chemistry and Pharmacology,Department of Laboratory Medicine,Faculty of Medicine
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Öhlin, Hans (författare)
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- Arheden, Håkan (författare)
- Lund University,Lunds universitet,Klinisk fysiologi, Lund,Sektion V,Institutionen för kliniska vetenskaper, Lund,Medicinska fakulteten,Clinical Physiology (Lund),Section V,Department of Clinical Sciences, Lund,Faculty of Medicine
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(creator_code:org_t)
- 2011
- 2011
- Engelska.
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Ingår i: Journal of Invasive Cardiology. - 1557-2501. ; 23:9, s. 371-376
- Relaterad länk:
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http://www.ncbi.nlm....
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Abstract
Ämnesord
Stäng
- Background. Neutrophils and reactive oxygen species (ROS) are suggested to be involved in irreversible myocardial reperfusion injury and stunning. We investigated the relations between circulating biochemical markers and myocardium at risk (MaR), myocardial infarct (MI) size, salvage, and recovery of function in man. Methods and Results. In patients undergoing PCI serial blood samples were acquired for markers of inflammatory response (myeloperoxidase [MPO], neutrophil-gelatinase-associated lipocalin [NGAL], interleukins 6 and 8 [IL-6/8], tumor necrosis factor-α [TNF-α], high-sensitive C-reactive protein [hsCRP]), matrix remodeling (matrixmetalloproteinase-9 [MMP-9]) and ROS (malondialdehyde [MDA], isoprostane [IsoP]). Samples were obtained before PCI and 1.5, 3, and 24 hours after reperfusion. Myocardial perfusion SPECT (MPS) was used to assess MaR. Late gadolinum-enhanced cardiac magnetic resonance imaging was performed for regional function in the acute setting, at 1 week and 6 months, and at 1 week also for MI size. Sixteen patients (15 men; 42–78 years) were enrolled, 12 of whom underwent MPS. Peak and cumulative NGAL and cumulative MMP-9 showed inverse correlations to MaR. No correlation was found for MI size. Peak MPO correlated inversely to salvage and to recovery of regional function in the infarcted segments at 1 week and 6 months. Conclusions. This is the first study in man to show inverse relations between circulating NGAL and MMP-9 and MaR. The current results do not support that ROS has a role in stunning in man. MI size showed no significant correlation to any parameter, challenging inflammatory treatment in reperfusion.
Ämnesord
- MEDICIN OCH HÄLSOVETENSKAP -- Klinisk medicin -- Kardiologi (hsv//swe)
- MEDICAL AND HEALTH SCIENCES -- Clinical Medicine -- Cardiac and Cardiovascular Systems (hsv//eng)
Nyckelord
- biomarkers; salvage
- myocardial; stunning
- myocardial; myocardium at risk; infarct size
- myocardial
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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