US vaccine rollout was close to optimal at reducing deaths and infections, according to a model comparing 17.5 million alternative approaches

With limited vaccines available in early 2021, the CDC had to decide which people received vaccines first. With the help of a supercomputer, researchers have shown that the CDC did…

A lab-stage mRNA vaccine targeting ticks may offer protection against Lyme and other tick-borne diseases

The study found that ticks were unable to feed on guinea pigs vaccinated with an mRNA vaccine, preventing transmission of the pathogen that causes Lyme disease.