Table 1.

Strains used in this study

Strain	Functional producta	Product category	Source or reference
L. rhamnosus GG (ATCC 53103)	Gefilus product family	Buttermilks, yogurts, milk, fruit drinks, dairy drinks, and fermented whey-based drinks	Valio Ltd. culture collection
L. rhamnosus LrV	Vifit product family	Yogurts and drinkable yogurts	Friesland Campina
L. rhamnosus LrI	Idoform	Tablets	Ferrosan
L. casei BL23 (ATCC 393)	NA	Dairy product	35
L. casei LcY	Yakult	Fermented milk drink	Yakult Honsa Co.
L. casei LcA	Actimel	Fermented milk	Danone

^aNA, not available.