Alexandre Yersin, the Swiss physician and bacteriologist, was a prominent figure in the field of medicine and microbiology in the late 19th and early 20th century. Yersin is well-known for his discovery of the bacteria responsible for the bubonic plague, which was a significant achievement in the field of medicine. Apart from his discovery of the bubonic plague, Yersin made several other important contributions to the field of microbiology, including the isolation of a number of other bacteria. Some synonyms for Yersin include Alexander Yersin, Alexandre Emile John Yersin, and A. E. J. Yersin. These synonyms are commonly used in academic literature dedicated to the study of medicine and microbiology.