BACKGROUND The coronavirus disease 2019 (COVID-19), infected by severe acute
respiratory syndrome coronavirus 2 (SARS-CoV-2), has caused a severe outbreak …

BACKGROUND Since December 2019, an outbreak of coronavirus disease 2019 (COVID-
19) caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) emerged in …

COVID-19 manifests with a wide diversity of clinical phenotypes characterized by
dysfunctional and exaggerated host immune responses. Many results have been described …

Recently, the novel coronavirus disease (COVID-19) has broken out worldwide, 1 with rapid
increase of infected patients. COVID-19 dominantly leads to pneumonia. 2 Among these …

Background COVID-19 is threating human health worldwide. We aim to investigate the
dynamic changes of immune status in COVID-19 patients with clinical evolution. Methods …

The spectrum of coronavirus disease 2019 (COVID-19) severity, related to cellular immune
functions, has not been fully clarified yet. Therefore, this study aimed to investigate the …

Background: The outbreak of coronavirus disease 2019 (COVID-19) caused by severe acute
respiratory syndrome coronavirus 2 (SARS-CoV-2) has posed great threat to human health …

Background We observe changes of the main lymphocyte subsets (CD16+ CD56, CD19,
CD3, CD4, and CD8) in COVID-19-infected patients and explore whether the changes are …

Abstract Objective Coronavirus disease 2019 (COVID-19) is an escalating global epidemic
caused by SARS-CoV-2, with a high mortality in critical patients. Effective indicators for …

Introduction: The outbreak of novel coronavirus COVID-19 infections that started in China
late 2019 has spread rapidly and cases have been recorded worldwide. So, in this study, we …