Escherichia coli (Migula) Castellani and Chalmers
ATCC25922
Download Genome Learn about the ATCC Genome Portal Escherichia coli strain Seattle 1946 is a whole-genome sequenced quality control strain that does not produce verotoxin. This organism is a CLSI control strain for antimicrobial susceptibility testing. It is used for media testing, as a negative control for LT toxin production, and as a quality control strain for Abbott, API, Autobac, BBL, bioMerieux VITEK, Biosynth, Difco, IDS, Micro-Media, MicroScan, Roche Diagnostics, and Sensititre products. Used in susceptibility disc testing of neomycin, colistin [colimycin], kanamycin, cephalexin, gentamicins, cefamandole, cephalothin, tetracycline, cephaloglycin, cephaloridine [cephalomycin], nalidixic acid, and chloramphenicol.
Product category Bacteria
Product type Preceptrol culture
Classification Enterobacteriaceae, Escherichia Strain designation FDA strain Seattle 1946 [DSM 1103, NCIB 12210] Type strain No Genome sequenced strain Yes Isolation source Clinical isolate Geographical isolation United States; Washington; Seattle Applications Bioinformatics
Food testing
Media testing
Quality control
Product format Freeze-dried Storage conditions 2°C to 8°C