Humans susceptible to viral strains borne by chimpanzee

SIV strains mutate upon entering cells to overcome human-specific barriers to infection

Infographic: Do we need a booster dose?

Omicron, the most common COVID-19 strain in the world today, has dramatically reduced the efficacy and duration of vaccine protection 

WHO launches global facility for pathogen storage, sharing and analysis

The sharing of pathogens is currently done bilaterally between countries; WHO BioHub will expedite the process 

Return of bird flu in India raises alarm

No confirmation yet on whether virus is a mutant one