Table 2: The result of examination of DNA from enriched culture of beef samples for the stx gene purchased in Thailand

Result of the stx gene detection No. of beef samples
Pattern desig.1 Without IMS and by: With IMS and by:
LAMP PCR LAMP PCR
A - - - - 26
B + - - - 7
C + - + - 28
D - - + - 11
E + + + + 1
F + + + - 1
Total 37 2 41 1 74


1Based on the combination of IMS (with or without) and the kind of genetic method (LAMP or PCR) used for detection of the stx gene in the enriched culture of the beef sample.