ノックアウトマウスMeanings1nounknockout mouseA genetically engineered mouse in which a specific gene has been inactivated; used in biomedical research.この研けん究きゅうでは、ノックアウトマウスを使つかって遺い伝でん子しの機き能のうを調しらべた。In this study, we used knockout mice to investigate the gene's function.