人工 じんこう多能 たのう せい かん細胞 さいぼうではありませんでした
jinkōtanō seikansaibōdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 人工多能性幹細胞

1. Was not induced pluripotent stem cells.; Were not induced pluripotent stem cells.

Past/Perfective
Negative
Polite
Formal Register