Very early in the COVID-19 pandemic clinical trials in patients hospitalized with COVID-19 confirmed that corticosteroids like dexamethasone reduced mortality, but they were harmful when applied at ...

A UCLA study found that macrophages rely on interferon gamma signaling from past infections to preserve innate defenses.

The immune system may be more versatile than scientists once thought, according to a new study by Brown researchers. Scientists usually separate the immune system into two branches. Innate immunity ...

This is the first installment in a two part series which analyzes biological sex differences in immune responses to SARS-CoV-2 infection. This article focuses primarily on Covid-19 related viral entry ...

The immune system helps fight off disease and allows our bodies to maintain a state of healthy function, known as homeostasis. In this regard, the immune system is made of two distinct responses that ...

Researchers have developed a novel non-steroidal anti-inflammatory from the active ingredient in a medicinal plant used throughout Southeast Asia. The novel compound doesn’t suppress the innate immune ...

During severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection, activated macrophages, dendritic cells, neutrophils, and natural killer cells are the first defense against infection.