The era of thromboinflammation: platelets are dynamic sensors and effector cells during infectious diseases

L Guo, MT Rondina - Frontiers in immunology, 2019 - frontiersin.org
Platelets are anucleate cells produced by megakaryocytes. In recent years, a robust body of
literature supports the evolving role of platelets as key sentinel and effector cells in infectious …

Innate immune receptors in platelets and platelet-leukocyte interactions

PRB Dib, AC Quirino-Teixeira, LB Merij… - Journal of Leucocyte …, 2020 - academic.oup.com
Platelets are chief cells in hemostasis. Apart from their hemostatic roles, platelets are major
inflammatory effector cells that can influence both innate and adaptive immune responses …

Platelets can associate with SARS-Cov-2 RNA and are hyperactivated in COVID-19

Y Zaid, F Puhm, I Allaeys, A Naya, M Oudghiri… - Circulation …, 2020 - Am Heart Assoc
Rationale: In addition to the overwhelming lung inflammation that prevails in coronavirus
disease 2019 (COVID-19), hypercoagulation and thrombosis contribute to the lethality of …

Thrombocytopenia in virus infections

M Raadsen, J Du Toit, T Langerak… - Journal of clinical …, 2021 - mdpi.com
Thrombocytopenia, which signifies a low platelet count usually below 150× 109/L, is a
common finding following or during many viral infections. In clinical medicine, mild …

Platelet EVs contain an active proteasome involved in protein processing for antigen presentation via MHC-I molecules

G Marcoux, A Laroche, S Hasse… - Blood, The Journal …, 2021 - ashpublications.org
In addition to their hemostatic role, platelets play a significant role in immunity. Once
activated, platelets release extracellular vesicles (EVs) formed by the budding of their …

Blood platelets in infection: the multiple roles of the platelet signalling machinery

SMG Trivigno, GF Guidetti, SS Barbieri… - International Journal of …, 2023 - mdpi.com
Platelets are classically recognized for their important role in hemostasis and thrombosis but
they are also involved in many other physiological and pathophysiological processes …

Platelets in viral infections–brave soldiers or Trojan horses

WC Schrottmaier, A Schmuckenschlager… - Frontiers in …, 2022 - frontiersin.org
Viral infections are often associated with platelet activation and haemostatic complications.
In line, low platelet counts represent a hallmark for poor prognosis in many infectious …

Role of platelets and megakaryocytes in adaptive immunity

G Marcoux, A Laroche, J Espinoza Romero, E Boilard - Platelets, 2021 - Taylor & Francis
The immune system is comprised of two principal interconnected components called innate
and adaptive immunity. While the innate immune system mounts a nonspecific response that …

Platelet–leukocyte interactions in the pathogenesis of viral infections

ED Hottz, AC Quirino-Teixeira, LB Merij, MBM Pinheiro… - Platelets, 2022 - Taylor & Francis
Evolving evidence demonstrates that platelets have major roles in viral syndromes through
previously unrecognized viral sensing and effector functions. Activated platelets and …

Platelet-monocyte aggregates: molecular mediators of thromboinflammation

CC Rolling, TJ Barrett, JS Berger - Frontiers in Cardiovascular …, 2023 - frontiersin.org
Platelets, key facilitators of primary hemostasis and thrombosis, have emerged as crucial
cellular mediators of innate immunity and inflammation. Exemplified by their ability to alter …