title: Bacterial inhibitors in erythrocytes and tissue diffusates as sources of error in the B. subtilis drop-plate method of penicillin and streptomycin assay.
authors.forename: G V
authors.initials: GV
authors.lastname: TAPLIN
authors.forename: J
authors.initials: J
authors.lastname: PRESBERG
mesh_terms: D001419:Bacteria; D001681:Biological Assay; D001860:Bone Plates; D004912:Erythrocytes; D010406:Penicillins; D013307:Streptomycin
chemical_list: D010406:Penicillins; D013307:Streptomycin