[Progress of antibiotics and research on antiviral agent].
D000818:Animals; D000900:Anti-Bacterial Agents / Q000302:isolation & purification*; D000998:Antiviral Agents / Q000302:isolation & purification*; D002511:Cephalosporins / Q000302:isolation & purification; D004353:Drug Evaluation, Preclinical; D049673:History, 20th Century; D006801:Humans; D051379:Mice
D000900:Anti-Bacterial Agents; D000998:Antiviral Agents; D002511:Cephalosporins