Kazan (Volga region) Federal University, KFU
KAZAN
FEDERAL UNIVERSITY
 
DIRECT INTERACTION OF FIBRINOGEN WITH LIPID MICROPARTICLES MODULATES CLOTTING KINETICS AND CLOT STRUCTURE.
Form of presentationArticles in international journals and collections
Year of publication2020
Языканглийский
  • Salnikov Vadim Vladimirovich, author
  • Zuev Yuriy Fedorovich, author
  • Bibliographic description in the original language Dzhigangir Faizullin, Yuliya Valiullina, Vadim Salnikov, , Yuriy Zuev. Direct interaction of fibrinogen with lipid microparticles modulates clotting kinetics and clot structure. Nanomedicine: Nanotechnology, Biology, and Medicine 23 (2020)
    Annotation Extensive studies revealed the role of blood lipid microparticles (liposomes, microvesicles) in activation of coagulation cascade. The direct interaction of fibrinogen/fibrin with lipid surfaces and its consequence for hemostasis received much less attention. We observed pronounced changes in both clot morphology and kinetics of fibrin clotting in the presence of artificial liposomes. The evidence was obtained that lipid microparticles per se present a diffusion barrier to the three-dimensional fibril assembling and pose spatial restrictions for fiber elongation. On the other hand, fibrinogen adsorption results in its high local concentration on liposome surface that accelerates fibrin polymerization. Adsorption induces Fg secondary structure alterations which may contribute to the abnormal clot morphology. In dependence on lipid composition and size of microparticles, the interplay of all the outlined mechanisms determines functionally important changes of clot morphology. The obtained results contribute to the knowledge of clotting mechanisms in the presence of artificial and natural lipid microparticles.
    Keywords Liposomes; Fibrinogen; Adsorption; Fibrin clotting
    The name of the journal Nanomedicine
    URL https://www.sciencedirect.com/science/article/pii/S1549963419301820
    Please use this ID to quote from or refer to the card https://repository.kpfu.ru/eng/?p_id=236722&p_lang=2
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