化膿 かのうレンサ球菌 きゅうきんではありませんでした
kanōrensakyūkindewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 化膿レンサ球菌

1. Was not a Staphylococcus pyogenes.; Was not purulent streptococcus.

Past/Perfective
Negative
Polite
Formal Register