January 30, 1899 (the Reform Movement, the twelfth lunar month 19), South African physician Thiele's birthday in the United States.

Thiele South Africa - American microbiologist. January 30, 1899, was born in Pretoria, South Africa; August 11, 1972 and died in New Haven, Connecticut. Tulle arrived in the United States in 1922, and gained a position at Harvard Medical School. In 1930 he transferred to the Rockefeller Foundation in New York. Thiele early years of amoebic dysentery and rat fever, the latter turned to the study of yellow fever, and yellow fever vaccine first train to achieve the treatment and prevention of yellow fever, in 1937 made a safer vaccine , which is about 200 transplant selection is not contagious virus strains obtained from a chicken embryo to another chick embryos vaccine. This second vaccine to become South America's standard vaccine. Thiele still no academic title, but because of his achievements was awarded the 1951 Nobel Prize for Medicine and Physiology Prize.