Bacitracin is a mixture of related cyclic peptides produced by organisms of the licheniformis group of Bacillus subtilis var Tracy, first isolated in 1945. These peptides disrupt both gram positive and gram negative bacteria by interfering with cell wall and peptidoglycan synthesis.acitracin is composed of a mixture of related compounds with varying degrees of antibacterial activity. Notable fractions include bacitracin A, A1, B, B1, B2, C, D, E, F, G, and X. Bacitracin A has been found to have the most antibacterial activity.
The university operates two medical schools (University of Arizona College of Medicine - Tucson and the University of Arizona College of Medicine - Phoenix) and is affiliated with the region's only academic medical centers (Banner - University Medical Center Tucson and Banner - University Medical Center Phoenix).
The Arizona Wildcats football team is the football team of the University of Arizona, located in Tucson, Arizona, United States. The team competes in the Pac-12 Conference at the NCAA Football Bowl Subdivision level. With the recent tenure of Rich Rodriguez starting in 2012, the Wildcats have compiled a 33â20 record including 3 bowl wins. The Arizona Wildcats' main rival is the Arizona State Sun Devils. Rich Rodriguez is the current head coach.