Fundamentals Of Microbiology 10th Edition by Jeffrey Pommerville

Exercise 4

Evaluate the early discoveries of and uses for chemotherapeutic agents for selective toxicity.
b. Identify how penicillin was discovered and later developed into a useful drug.
c. Assess the importance of the chemotherapeutic index and the antimicrobial drug spectrum in prescribing treatment for an infectious disease.
d. What advantage is afforded by bacterial cells that secrete antibiotics in the soil