influenza a virus subtype h5n1
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Leprosy in Medieval England Probably Came From Red Squirrels
Medieval residents of Winchester, England, probably got their leprosy from red squirrels in the area, according to a team of archaeologists and geneticists that studied remains from two archaeological sites in the city. Leprosy—officially Hansen’s disease—is a highly contagious disease that can cause nerve damage, paralysis, and blindness if not treated, according to the Centers…