virus, immunology, microbiology, disease & medicine

Rollouts of the shot have ground to a halt following reports of blood clots, but health authorities say that these fears are unfounded and vaccination programs should continue.

Mix-and-match shots could simplify vaccine rollout and stimulate more-robust immune responses. Ongoing clinical trials will soon give answers.

The P.1 variant, which has also been detected in five US states, could be responsible for cases of reinfection, according to a preprint.

Under emergency protocols, doctors can request to use survivors’ plasma to treat some critically ill COVID-19 patients.  

There is no evidence backing the idea that SARS-CoV-2 originated from US servicemembers visiting Wuhan.

Tweaking the genomes of two phages and combining them with a third phage helped to clear a persistent Mycobacterium infection in the patient.