ペプトンぺぷとんMeanings1nounpeptoneBiochemistry term: a water-soluble protein derivative produced by partial hydrolysis, used in culture media and nutrient preparations.細さい菌きんの培ばい養ようにはペプトンを含ふくむ培ばい地ちがよく使つかわれる。Media containing peptone are often used for bacterial culture.