serotypes of e. coli o2a : k1 : h6 , o26 : k60 : h11 , o55 : k59 : h27 , o86 : k62 : h2 , 112ab : k68 : h2 , 125ab : k70 : h21 , 128ab : k67 : h2 , and o138 : k81 : h14 known to be pathogenic for humans and animals were identified .
C0919509
h2
C0086418
humans