If Borders is selected in the draft, she won't be the first woman selected there, either. The Chicago White Sox selected Karey Schueler - daughter of Chisox general manager Ron - with their 43rd pick (of 49 in all) in the 1993 draft. Nor will Borders even be the first woman to play professional baseball.
The criteria for establishing a causative link between a particular microorganism and a particular disease were first proposed by Jacob Henle. true Viruses and bacteria were first cultured in the laboratory at about the same time.
Pathogenic bacteria also cause infections such as tetanus, typhoid fever, diphtheria, syphilis, and leprosy. Pathogenic bacteria are also the cause of high infant mortality rates in developing countries. Koch's postulates are the standard to establish a causative relationship between a microbe and a disease.