Venkatesh Rao@vgr“genes that once conferred protection against the plague now linked to a greater vulnerability to autoimmune diseases such as Crohn’s and rheumatoid arthritis”cnn.comThe Black Death is still affecting the human immune system | CNNThe Black Death, the world's most devastating plague outbreak, killed half of medieval Europe's population in the space of seven years, shifting the course of human history. It was more than luck...10:46 PM · Oct 19, 20221 Quote Tweet10 Likes