Morphological observations were carried out using Gram staining.Carbohydrate fermentation
patterns(APICH50,Biome´rieux)and phenotypical
identification according to basic biochemical tests
were carriedoutfor Lactobacillus (Hammesetal.,
1992). Enterococcus strains were also characterized according to typical biochemical tests for this genus
(Devrieseetal.,1992).