Summary and additional information: | <- ATCC <- FDA, strain Seattle 1946 <- F. Schoenknecht. Clinical isolate. Sequence accession no. 16S rRNA gene: HE978270. Control strain for susceptibility testing of bacteria to antibiotics, Quality control strain according to DIN 58959-7 (6924). Sensitivity testing to cephaloglycin dihydrate, cephalexin monohydrate, cephaloridine and sodium cephalothin; standardized assays, including antibiotic disc susceptibility testing and MIC of ampicillin, bacitracin, cephalothin, carbenicillin, chloramphenicol, clindamycin, colistin, erythromycin, gentamicin, kanamycin, methicillin, neomycin, nitrofurantoin, novobiocin, oleandomycin, penicillin G, polymyxin B, streptomycin, tetracycline, tobramycin, trimethoprimsulphamethoxazole, and vancomycin; recommended as international reference standard strain for antibiotic disc susceptibility testing of amikacin, ampicillin, carbenicillin, cephalothin, chloramphenicol, colistin, erythromycin, gentamicin, kanamycin, neomycin, polymyxin B, streptomycin, tetracycline and tobramycin; modified Kirby-Bauer susceptibility testing of chloramphenicol, colimycin, gentamicin, kanamycin, neomycin, nalidixic acid discs and tetracycline. Strain grows with two stable colony forms. Quality control strain for EUCAST. Bruker Quality Control Strain (MALDI-TOF). (Medium 1, 37°C). |