HealthPromising universal flu vaccine could protect against 20 strains An mRNA vaccine has been found to induce antibody responses against all 20 known subtypes of influenza A and B in mice and ferrets News
HealthVaccinations and past infections reduce risk of spreading covid-19 Inmates in Californian prisons who got covid-19 during the omicron wave were less likely to pass it onto their cellmates if they had been vaccinated or had been infected before News