T cell apoptosis characterizes severe Covid-19 disease

S André, M Picard, R Cezar, F Roux-Dalvai… - Cell Death & …, 2022 - nature.com
Severe SARS-CoV-2 infections are characterized by lymphopenia, but the mechanisms
involved are still elusive. Based on our knowledge of HIV pathophysiology, we hypothesized …

Apoptosis‐induced T‐cell lymphopenia is related to COVID‐19 severity

A Cizmecioglu, H Akay Cizmecioglu… - Journal of medical …, 2021 - Wiley Online Library
Increased levels of acute‐phase reactants and lymphopenia are predictors of disease
severity in coronavirus disease 2019 (COVID‐19). This study aimed to investigate the role of …

Cell death in coronavirus infections: Uncovering its role during COVID-19

A Paolini, R Borella, S De Biasi, A Neroni, M Mattioli… - Cells, 2021 - mdpi.com
Cell death mechanisms are crucial to maintain an appropriate environment for the
functionality of healthy cells. However, during viral infections, dysregulation of these …

ACE2-independent infection of T lymphocytes by SARS-CoV-2

XR Shen, R Geng, Q Li, Y Chen, SF Li… - Signal transduction and …, 2022 - nature.com
SARS-CoV-2 induced marked lymphopenia in severe patients with COVID-19. However,
whether lymphocytes are targets of viral infection is yet to be determined, although SARS …

CD4+ T-Cell Dysfunction in Severe COVID-19 Disease Is Tumor Necrosis Factor-α/Tumor Necrosis Factor Receptor 1–Dependent

I Popescu, ME Snyder, CJ Iasella… - American journal of …, 2022 - atsjournals.org
Rationale: Lymphopenia is common in severe coronavirus disease (COVID-19), yet the
immune mechanisms are poorly understood. As inflammatory cytokines are increased in …

The role of cell death in SARS-CoV-2 infection

C Yuan, Z Ma, J Xie, W Li, L Su, G Zhang, J Xu… - Signal transduction and …, 2023 - nature.com
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), showing high
infectiousness, resulted in an ongoing pandemic termed coronavirus disease 2019 (COVID …

Increased CD95 (Fas) and PD‐1 expression in peripheral blood T lymphocytes in COVID‐19 patients

S Bellesi, E Metafuni, S Hohaus… - British journal of …, 2020 - Wiley Online Library
A low count of CD4+ and CD8+ lymphocytes is a hallmark laboratory finding in the
coronavirus disease 2019 (COVID‐19). Using flow cytometry, we observed significantly …

Caspases and therapeutic potential of caspase inhibitors in moderate–severe SARS‐CoV‐2 infection and long COVID

M Plassmeyer, O Alpan, MJ Corley, TA Premeaux… - Allergy, 2022 - Wiley Online Library
Background COVID‐19 can present with lymphopenia and extraordinary complex
multiorgan pathologies that can trigger long‐term sequela. Aims Given that inflammasome …

Potential contribution of increased soluble IL-2R to lymphopenia in COVID-19 patients

Y Zhang, X Wang, X Li, D Xi, R Mao, X Wu… - Cellular & molecular …, 2020 - nature.com
Since the outbreak of coronavirus disease 2019 (COVID-19) caused by severe acute
respiratory syndrome coronavirus 2 (SARS-CoV-2), more than 6 million cases are confirmed …

Infection of human lymphomononuclear cells by SARS-CoV-2

MC Pontelli, IA Castro, RB Martins, FP Veras… - BioRxiv, 2020 - biorxiv.org
Although SARS-CoV-2 severe infection is associated with a hyperinflammatory state,
lymphopenia is an immunological hallmark, and correlates with poor prognosis in COVID …