Background COVID-19 has spread widely worldwide, causing millions of deaths. We aim to
explore the association of immunological features with COVID-19 severity. Methods We …

Currently severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2) transmission has
been on the rise worldwide. Predicting outcome in COVID‐19 remains challenging, and the …

Background: The recent outbreak of coronavirus disease 2019 (COVID-19) has been rapidly
spreading on a global scale and poses a great threat to human health. Acute respiratory …

Abnormal immunological indicators associated with disease severity and mortality in
patients with COVID-19 have been reported in several observational studies. However …

Background Identifying the immune cells involved in coronavirus disease 2019 (COVID-19)
disease progression and the predictors of poor outcomes is important to manage patients …

This single-center, retrospective study aimed to explore the immune characteristics of
COVID-19 and biomarkers to predict the severity of this disease. Patients infected with SARS …

During the COVID-19 pandemic, many studies have been carried out to evaluate different
immune system components to search for prognostic biomarkers of the disease. A broad …

Background Although there are a growing number of studies on evaluating lymphocyte
subset counts as prognostic factors for COVID-19 disease severity, the lymphocyte subsets' …

Background A better understanding of COVID-19 immunopathology is needed to identify the
most vulnerable patients and improve treatment options. Objective We aimed to identify …

Introduction The coronavirus pandemic has affected more than 20 million people so far.
Elevated cytokines and suppressed immune responses have been hypothesized to set off a …