Table 1.

Overall prevalence of ESBL-producing Escherichia coli obtained from Mwanza and Arusha regions in Tanzania.

Antimicrobial gene	Broiler	Layer	Total
bla TEM	13 (61.9)	8 (38.1)	100
bla CTX-M	0 (0.0)	2 (9.5)	9.5
bla SHV	0 (0.0)	0 (0.0)	0