Researchers found flu and COVID infections can awaken dormant cancer cells in mice and humans. Inflammation, IL-6 signaling, and immune cell dynamics were central to the reactivation process. Human ...

It’s ah-choo much for the body to handle. Viral infections like the flu and COVID-19 can “awaken” dormant breast cancer cells hiding in the lungs, paving the way for deadly metastatic disease, a new ...

New research shows that after the body's defenses kill the virus behind COVID-19, leftover digested chunks of SARS-CoV-2 spike protein can target specific immune cells based on their shape. The ...

A team led by the University of Sydney has identified red blood cell rupture at dying endothelial sites as a primary driver of microvascular obstruction in COVID-19, bypassing the expected role of ...

Many people are still suffering from the aftereffects of COVID-19, such as coughing, breathing difficulties and fatigue, four ...

Contrary to public concerns, receiving frequent COVID-19 booster vaccinations will not weaken the immune system, providing reassurance to vulnerable groups facing new variants. Study: No evidence of ...

Researchers discover that COVID-19 mRNA vaccines do not generate long-lasting plasma cells in the bone marrow, shedding light on why antibody immunity wanes quickly, and highlighting the urgent need ...

A study from the University of California, Riverside, reveals that human embryos are susceptible to SARS-CoV-2 infection during the first four weeks of development, which is a critical period often ...