Table 1.

Serotypes characteristic of the diarrheagenicE. coli categories

CategorySerogroupAssociated H antigen(s)
ETECO6H16
O8H9
O11H27
O15H11
O20NM
O25H42, NM
O27H7
O78H11, H12
O128H7
O148H28
O149H10
O159H20
O173NM
EPECO55H6, NM
O86H34, NM
O111H2, H12, NM
O119H6, NM
O125acH21
O126H27, NM
O127H6, NM
O128H2, H12
O142H6
EHECO26H11, H32, NM
O55H7
O111abH8, NM
O113H21
O117H14
O157H7
EAECO3H2
O15H18
O44H18
O86NM
O77H18
O111H21
O127H2
O?a H10
EIECO28acNM
O29NM
O112acNM
O124H30, NM
O136NM
O143NM
O144NM
O152NM
O159H2, NM
O164NM
O167H4, H5, NM
  • a O antigen untypeable by conventional methods.