Immunology

Evolution of the human immune system in the post-omicron era

It has been four years since the start of the COVID-19 pandemic. SARS-CoV-2 has yet to be eradicated and new variants are continuously emerging. Despite the extensive immunization programs, breakthrough infections (infection ...

Diseases, Conditions, Syndromes

What heart and stroke patients need to know about COVID-19 in 2022

Two years into the pandemic, researchers have learned a lot about how COVID-19 affects people with heart disease and stroke survivors. But like the coronavirus itself, what everyone needs to know keeps evolving.

Medical research

X chromosomes linked to male infertility identified

An international team of researchers has identified multiple X chromosomes that likely contribute to infertility in men. In their paper published in The American Journal of Human Genetics, the researchers describe how they ...

Diseases, Conditions, Syndromes

Moderna COVID-19 vaccine effective against virus variants: study

Kaiser Permanente research published on December 15, 2021 in The British Medical Journal showed 2 doses of Moderna COVID-19 vaccine were highly effective against all SARS-CoV-2 variants; however, vaccine effectiveness against ...

Diseases, Conditions, Syndromes

Pfizer says tweaked COVID-19 shots boost omicron protection

Pfizer announced Saturday that tweaking its COVID-19 vaccine to better target the omicron variant is safe and works—just days before regulators debate whether to offer Americans updated booster shots this fall.

page 7 from 40