The peaceful and delicate co-existence of friendly gut bacteria and the immune system relies on highly coordinated information exchange between immune system cells and certain cells lining the intestine. Until now, scientists generally believed these two...
According to the results of a large, global study led by Yale Cancer Center researchers, even a tiny amount of a biomarker known as PD-L1 (programmed death-ligand1) can predict a long-term survival benefit from using pembrolizumab (Keytruda). The drug is...
The year 2020 was a year unlike any other.
Just weeks into the year, COVID-19 upended life as we knew it — at Yale, in Connecticut, across the country and the world. As the enormity of the challenge became apparent, members of the Yale community scrambled...
Infants as young as six months old can recognize differences in skin color. By age two and a half, research has shown, children prefer playmates who are similar in race and gender. And as early as age three, they are forming judgments about people based...