Verocytotoxin has been in individual suffering from hemolytic uraemic syndrome in their:

Ans. is 'a' i.e., BloodTypical (or infection-induced) HUS is most commonly associated with Escherichia coli with somatic (O) antigen 157 and flagella (H) antigen 7 - hence the designation O157:H7. It produces a toxin called Shiga toxin or verotoxin - hence, alternative names are Shiga toxin-producing E. coli (STEC) or verotoxin-producing E. coli (VTEC).