Food Safety, Food safety and suitability research, Food risk assessment
A new enrichment broth was introduced in the New Zealand red meat surveillance
programme for Escherichia coli O157:H7 in 2008. Modified TSB with novobiocin and
casamino acids (mTSB+NCA) replaced Modified EC (mEC) broth as the enrichment
media and the sample size to enrichment broth volume was changed from 125g per
1.125L to 375g per 1L.