Lactobacillus acidophilus, Lactobacillus Bulgaria and Streptococcus thermopiles were isolated, purified and screened out from the sample. Lactobacillus acidophilus has strongly rich selenium (Se) ability by Se-rich resistant screening.

• 本实验从样品中分离,纯化,筛选出嗜酸乳杆菌(Lactobacillus acidophilus,简称 LA),保加利亚乳杆菌(Lactobacillus Bulgaria,简称 LB),嗜热链球菌(Streptococcus thermopiles,简称 ST)。