Louis Yolando Mazzini

Louis Yolando Mazzini
Illustration of Louis Yolando Mazzini created by Julia Sorrenti
Born(1894-06-03)June 3, 1894
Lima, Peru
DiedJune 23, 1973(1973-06-23) (aged 79)
OccupationSerologist
Known forFor developing the Mazzini test for syphilis (lipoidal flocculation test)

Louis Yolando Mazzini (3 June 1894  23 June 1973) was a Peruvian-American scientist, who worked as a professor of serology and pathology at the Indiana University School of Medicine (IUSM) from 1924 to 1965. Originally from Lima, he developed the "Mazzini Test" for syphilis in 1939, which had better specificity than other syphilis tests at the time, and the Mazzini Optical Ground Glass Slide in 1977.