Description | Correspondence and reports relating to particular antibiotics such as Ayfivin Hydrochloride, bacitracin, chloromycetin, flavoryzine, erythromycin, bacillus germicide H1, gramicidin, micrococcin, magnamycin, neomycin, nisin, polymyxin, proactinomycin, ristocetin, terramycin, streptomycin and mellein. Also included is information on the use of antibiotics in animal feed and related subjects such as malarial drugs, actinomycetes, and organism '359'. |