免疫 めんえき担当 たんとう細胞 さいぼうじゃなかったです
men'ekitantōsaibōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 免疫担当細胞

1. Wasn't an immune cell.; Wasn't in charge of immunity.

Past/Perfective
Negative
Polite
Casual Register