The Use of Auxotrophs in the Laboratory

2 pages | 450 words

This essay discusses the use of auxotrophic bacteria to select for or against specific traits, with a focus on antibiotic resistance. It describes how different antibiotics can have different effects on different strains of bacteria, and highlights the importance of using a range of different antibiotics when testing for resistance.


Hospital-Acquired Infections: Causes, Costs, and Prevention

2 pages | 420 words

This essay discusses hospital-acquired infections (HAIs), which are a major problem in hospitals. HAIs cause significant mortality and morbidity, as well as increased costs of health care. There are several measures that can be taken to prevent HAIs, including hand hygiene, screening and isolation, environmental cleaning, vaccination, and antimicrobial stewardship.