The modulators of severe COVID-19 have emerged as the most intriguing features of SARS-
CoV-2 pathogenesis. This is especially true as we are encountering variants of concern …

The upper respiratory tract (URT) microbiome can contribute to the acquisition and severity
of respiratory viral infections. The described associations between URT microbiota and …

Background At the entry site of respiratory virus infections, the oropharyngeal microbiome
has been proposed as a major hub integrating viral and host immune signals. Early studies …

Viral infection of the respiratory tract can be associated with propagating effects on the
airway microbiome, and microbiome dysbiosis may influence viral disease. Here, we …

The Omicron variant of the severe acute respiratory syndrome coronavirus 2 (SARS‑CoV‑2)
infected a substantial proportion of Chinese population, and understanding the factors …

Background The upper respiratory tract (URT) is the portal of entry of severe acute
respiratory syndrome coronavirus 2 (SARS-CoV-2), and SARS-CoV-2 likely interacts with …

Coronavirus disease 2019 (COVID-19) remains a serious emerging global health problem,
and little is known about the role of oropharynx commensal microbes in infection …

The outbreak of Coronavirus disease 2019 (COVID-19), caused by SARS-CoV-2, forced us
to face a pandemic with unprecedented social, economic, and public health consequences …

COVID-19 infection may predispose to secondary bacterial infection which is associated
with poor clinical outcome especially among critically ill patients. We aimed to characterize …

Emergence of new SARS-CoV-2 VOCs jeopardize global vaccine and herd immunity
safeguards. VOCs interactions with host microbiota might affect clinical course and outcome …