Download Prevalence of Top 6 STEC and E. coli O157 in Beef in New Zealand and Genetic Analysis of E. coli O157 (2018)

Top 6 STEC (O26, O45, O103, O111, O121, and O145) plus O157 serotypes have been recognised in the US as adulterants in raw bulk manufacturing beef meat. This annual report summarises the confirmation testing outcomes of the N60 STEC Regulatory Programme for 2018, including WGS analysis of E. coli O157:H7 isolates from beef and clinical cases. All STEC O157:H7 bovine isolates were ST11.