The New Zealand Institute for Public Health and Forensic Science (PHF Science) was formerly named The Institute of Environmental Science and Research (ESR).

2011 - STEC/VTEC isolates

Please note: As of 1 July 2025, the New Zealand Institute for Public Health and Forensic Science (PHF Science) is the new name for the Institute of Environmental Science and Research (ESR). Research and reports published prior to this date may reference the organisation’s former name.

Summary

Verocytotoxin-producing E.coli (VTEC/STEC) confirmed by ERL in 2011. There were 139 confirmed isolates of E. coli O157:H7 (n=115 in 2010) and 14 confirmed isolates of non-O157 VTEC in 2011 (n=13 in 2010)

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