Other numbers: DSM 105182, NCTC 13846, strain E2. History: < DSMZ <NCTC < AMRHAI, Public Health England, Colindale. Isolated from: Blood culture, human bacteraemia; United Kingdom, Greater London. Additional information: EUCAST quality control strain for colistin resistance. Colistin resistant; MCR-1 positive. Harbours multiple other resistance genes. Biohazard group 2. Cultivation conditions: Medium 71, 37°C, 1-2 days.