Platelets and SARS-CoV-2 during COVID-19: immunity, thrombosis, and beyond

A Sciaudone, H Corkrey, F Humphries… - Circulation …, 2023 - Am Heart Assoc
COVID-19 is characterized by dysregulated thrombosis and coagulation that can increase
mortality in patients. Platelets are fast responders to pathogen presence, alerting the …

Platelet in thrombo-inflammation: Unraveling new therapeutic targets

S Sharma, T Tyagi, S Antoniak - Frontiers in immunology, 2022 - frontiersin.org
In the broad range of human diseases, thrombo-inflammation appears as a clinical
manifestation. Clinically, it is well characterized in context of superficial thrombophlebitis that …

S100A8/A9 drives the formation of procoagulant platelets through GPIbα

M Colicchia, WC Schrottmaier… - Blood, The Journal …, 2022 - ashpublications.org
Abstract S100A8/A9, also known as “calprotectin” or “MRP8/14,” is an alarmin primarily
secreted by activated myeloid cells with antimicrobial, proinflammatory, and prothrombotic …

[HTML][HTML] Good practice statements for antithrombotic therapy in the management of COVID‐19: guidance from the SSC of the ISTH

AC Spyropoulos, JM Connors, JD Douketis… - Journal of Thrombosis …, 2022 - Elsevier
Despite the emergence of high quality randomized trial data with the use of antithrombotic
agents to reduce the risk of thromboembolism, end‐organ failure, and possibly mortality in …

Circulating SARS-CoV-2+ megakaryocytes are associated with severe viral infection in COVID-19

SD Fortmann, MJ Patton, BF Frey, JL Tipper… - Blood …, 2023 - ashpublications.org
Several independent lines of evidence suggest that megakaryocytes are dysfunctional in
severe COVID-19. Herein, we characterized peripheral circulating megakaryocytes in a …

NLRP3 inflammasome and interleukin-1 contributions to COVID-19-associated coagulopathy and immunothrombosis

N Potere, E Garrad, Y Kanthi, M Di Nisio… - Cardiovascular …, 2023 - academic.oup.com
Immunothrombosis—immune-mediated activation of coagulation—is protective against
pathogens, but excessive immunothrombosis can result in pathological thrombosis and …

Direct Cryo-ET observation of platelet deformation induced by SARS-CoV-2 spike protein

CC Kuhn, N Basnet, S Bodakuntla… - Nature …, 2023 - nature.com
SARS-CoV-2 is a novel coronavirus responsible for the COVID-19 pandemic. Its high
pathogenicity is due to SARS-CoV-2 spike protein (S protein) contacting host-cell receptors …

[HTML][HTML] Therapeutic potential of green tea catechin,(-)-epigallocatechin-3-O-gallate (EGCG) in SARS-CoV-2 infection: Major interactions with host/virus proteases

B Dinda, S Dinda, M Dinda - Phytomedicine Plus, 2023 - Elsevier
Background The current COVID-19 pandemic from the human pathogenic virus SARS-CoV-
2 has resulted in a major health hazard globally. The morbidity and transmission modality of …

Toll-like receptor 4-dependent platelet-related thrombosis in SARS-CoV-2 infection

R Carnevale, V Cammisotto, S Bartimoccia… - Circulation …, 2023 - Am Heart Assoc
Background: SARS-CoV-2 is associated with an increased risk of venous and arterial
thrombosis, but the underlying mechanism is still unclear. Methods: We performed a cross …

The pathophysiological role of platelet-derived extracellular vesicles

M Mabrouk, F Guessous, A Naya… - … in thrombosis and …, 2023 - thieme-connect.com
Platelets are very abundant in the blood, where they play a role in hemostasis, inflammation,
and immunity. When activated, platelets undergo a conformational change that allows the …