Locals volunteer to be infected with coronavirus to hasten vaccine development
(World News USA)

In 1796, English physician Edward Jenner noted that milkmaids who caught cowpox from their cattle seemed to escape a much deadlier scourge: smallpox. So the doctor collected pus from a cowpox blister on one of those milkmaids, rounded up his gardener’s 8-year-old son and rubbed the gunk into a fresh cut on the boy’s skin. The lad developed a trying but not lethal cowpox infection, and once he recovered, the doctor repeated the exercise — but this time, with the real thing. Smallpox. The boy did not become infected. And the world’s first vaccine — and, arguably, its first “human challenge trial” — was born. It’s in this same spirit of discovery — and risk —...