カゼイ菌きんMeanings1nounLactobacillus caseiA species of lactic acid bacteria used in dairy fermentation and probiotics.カゼイ菌きんはチーズの熟じゅく成せいに関かん与よする乳にゅう酸さん菌きんの一いっ種しゅです。Lactobacillus casei is a type of lactic acid bacteria involved in cheese ripening.