Background/aim: Crimean-Congo hemorrhagic fever (CCHF) is a serious illness characterized by fever and hemorrhage. Endothelin-1 (ET-1), angiopoietin-2 (Ang-2), and endothelial cell-specific receptor tyrosine kinase (Tie-2) are believed to be important markers of the pathogenesis, clinical course, and prognosis of the disease. The aim of this study was to determine ET-1, Ang-2, and Tie-2 levels in adults with CCHF and investigate the associations between these markers and pathogenesis and disease course.
Materials And Methods: Sixty CCHF patients were included in the study. The patients were classified according to disease severity criteria and Ang-2, Tie-2, and ET-1 levels were compared.
Results: Mean serum ET-1 level was 36.62 ± 27.99 pg/mL in the patient group and 3.70 ± 4.71 pg/mL in the control group (P = 0.001). Mean serum Ang-2 levels were 2511.18 ± 1018.64 pg/mL in the patient group and 3570.76 ± 209.52 pg/mL in the control group (P = 0.001). Mean serum Tie-2 levels were 7.35 ± 7.75 ng/mL in the patient group and 0.67 ± 1.26 ng/mL in the control group (P = 0.001).
Conclusion: Elevated ET-1 and Tie-2 levels were associated with more severe disease course, while Ang-2 level was negatively correlated with severity in adult CCHF patients. ET-1, Tie-2, and Ang-2 levels are important prognostic parameters in CCHF and may contribute significantly to treatment and follow-up.
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http://dx.doi.org/10.3906/sag-1812-10 | DOI Listing |
Front Mol Biosci
December 2024
Department of Microbiology, Biochemistry and Immunology, Morehouse School of Medicine, Atlanta, GA, United States.
Asian Pac J Cancer Prev
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Department of Hematology, Theodor Bilharz Research Institute (TBRI), Giza, Egypt.
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December 2024
Department of Comparative Biosciences, School of Veterinary Medicine, University of Wisconsin, Madison, WI, USA; Department of Obstetrics and Gynecology, School of Medicine and Public Health, University of Wisconsin, Madison, WI, USA. Electronic address:
Per- and polyfluoroalkyl substances (PFAS) are linked to preeclampsia (PE), a condition involving abnormal angiogenesis. Prior research on this association has been inconclusive. We investigated the relationship between maternal PFAS exposure and PE risk in Wisconsin.
View Article and Find Full Text PDFExp Neurol
December 2024
Department of Medicine, Cardiovascular Research Institute, University of Vermont, Colchester, VT 05446, USA; Department of Neurological Sciences and Neuroscience Graduate Program, University of Vermont, Burlington, VT 05401, USA. Electronic address:
Reciprocal communication between reactive astrocytes and microglial cells provides local, coordinated control over critical processes such as neuroinflammation, neuroprotection, and scar formation after CNS injury, but is poorly understood. The vasoactive peptide hormone endothelin (ET) is released and/or secreted by endothelial cells, microglial cells and astrocytes early after ischemic stroke and other forms of brain injury. To better understand glial cell communication after stroke, we sought to identify paracrine effectors produced and secreted downstream of astroglial endothelin receptor B (ETB) signaling.
View Article and Find Full Text PDFKidney Int Rep
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Graduate Institute of Physiology, College of Medicine, National Taiwan University, Taipei, Taiwan.
Angiopoietin-2, an important contributor to angiogenesis and vascular remodeling, is increasingly recognized in kidney research. This review explores clinical insights and experimental perspectives on angiopoietin-2 in kidney diseases. Traditionally seen as an antagonist of the Tie-2, which is a receptor tyrosine kinase of endothelial cells and some hematopoietic stem cells, angiopoietin-2 exerts both proangiogenic and antiangiogenic effects, making it a versatile and context-dependent player in kidney pathophysiology.
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