Roald Dahl Moi Boy

their saliva. He tested his theory using birds. Manson went one better. To show that the theory worked for humans, he infected his own son, using mosquitoes carried in the diplomatic bag from Rome. (Fortunately, after an immediate dose of quinine, the boy recovered.) Ross won the Nobel Prize in Physiology or Medicine in 1902. Manson was elected a Fellow of the Royal Society, knighted, and founded the London School of Tropical Medicine. There are 2,500 known species of mosquito; 400 of them are members