Background Recovery from coronavirus disease 2019 (COVID-19) can be impaired by the
persistence of symptoms or new-onset health complications, commonly referred to as Long …

The outbreak of coronavirus disease 2019 (COVID-19) is caused by the infection of severe
acute respiratory syndrome coronavirus 2 (SARS-CoV-2), which leads to the disruption of …

Several COVID-19 convalescents suffer from the post-acute COVID-syndrome (PACS)/long
COVID, with symptoms that include fatigue, dyspnea, pulmonary fibrosis, cognitive …

A more detailed understanding of Treg cells in COVID‐19 infection will broaden our
knowledge of the COVID‐19 immunopathology and give us more insight into the curative …

The COVID-19 pandemic has caused havoc all around the world. The causative agent of
COVID-19 is the novel form of the coronavirus (CoV) named SARS-CoV-2, which results in …

Although CD4+CD25+FOXP3+ regulatory T (TREG) cells have been studied in patients with
COVID-19, changes in the TREG cell population have not been longitudinally examined …

Depending on the intensity and duration of SARS-CoV-2 infection, the host immune
response plays a significant role in immunological protection. Here, we studied the …

Over two years into the COVID-19 pandemic, the human immune response to SARS-CoV-2
during the active disease phase has been extensively studied. However, the long-term …

Background: Severe cases of coronavirus disease 2019 (COVID-19) often experience hyper-
inflammatory reactions, acute respiratory distress syndrome (ARDS), blood clotting, and …

Background The host immune response has a prominent role in the progression and
outcome of SARS-CoV-2 infection. Lymphopenia has been described as an important …