Many of the LAB strains considered as probiotic are found
to be effective against diverse GI exertions either by adhering
to the gut mucosa,combating pathogens by virtue of produ-
cing antimicrobial compounds and/or exerting beneficial
effects on human health(Servin, 2004). Before using bacterial
strains as probiotics,they should be screened for certain
imperative characteristics such as resistance to bile and
low pH,antibiotic susceptibilities and antimicrobial activity