Lactococcus Lactis Subsp. cremoris Is an Efficacious Beneficial Bacterium that Limits Tissue Injury in the Intestine

？ Drosophila can be used as an animal model to screen for beneficial bacteria ？ Lactococcus lactis subsp. cremoris elicited potent cytoprotection in the fly gut ？ L. lactis cremoris elicited anti-inflammatory activity in a mouse colitis model ？ L. lactis cremoris activated the cytoprotective Nrf2 pathway in flies and mic