Add Yahoo as a preferred source to see more of our stories on Google. Cells containing the novel coronavirus Sars-CoV-2 seen through a microscope (AFP via Getty) Cells infected with the Covid-19 virus ...

Long COVID remains a frustrating medical mystery, affecting up to 1 in 10 people long after the initial infection fades. Now, scientists have uncovered a crucial clue hidden deep within the immune ...

A new study tells us that the virus that causes COVID can infect plaque cells in the arteries. That could explain why some COVID patients may be at risk of heart attack or stroke in the months after ...

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 ...

Dr. T. Diefenbach in his zoom webinar discusses the work he and his colleagues conducted at the Ragon Insitute in Boston where the dynamics of B and T cell populations from post-mortem COVID -19 ...

HOUSTON, Texas (KTRK) -- A new study suggests memory T cells may protect some people infected with COVID-19 by remembering past human coronavirus infections. The National Institute of Allergy and ...

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 ...

COVID-19 was never just a hit-and-run infection, and the latest science shows why. Even after the active virus is gone, fragments of its genetic material and spike proteins can linger, assemble into ...

A new study sheds light on why some people with pre-existing conditions may be at higher risk of a heart attack or stroke after a serious COVID infection. The good news: Vaccination cuts the risk. A ...