EC O157:H7 Enrichment Broth is recommended as an enrichment broth for the rapid growth of E. coli O157:H7 from food samples.This medium is designed for the rapid enrichment of Ecoli 0157: H7. Tryptone provides nitrogenous, carbonaceous compounds and other essential growth nutrients. Yeast extract serves as a source of vitamin B complex and other nutrients. Bile salt mixture inhibits most of the gram-positive organisms.
1. Ackers, M. L., B. E. Mahon, E. Leahy, B. Goode, T. Damrow, P. S. Hayes, W. F. Bibb, D. H. Rice, T. J. Barrett, L. Hutwagner,P. M. Griffin, and L. Slutsker. 1998.An outbreak of Escherichia coli O157:H7 infections associated with leaf lettuceconsumption. J. Infect. Dis. 1771588-1593.2.Rappaport F and Henigh E., J. Clin. Path., 5:361.3.Karmali M. A., Petric M., Lim C., et al, 1985, J. Infect. Dis., 151:775.