noun
pathogenic bacteria; germ; pathogen
Refers to disease-causing microorganisms, especially bacteria. In everyday use, often translated as 'germ'.
手洗いは病原菌の感染を防ぐのに効果的だ。
Handwashing is effective in preventing infection by pathogenic bacteria.
この食品から病原菌が検出された。
Pathogenic bacteria were detected in this food.