---

• n  a genus of motile peritrichous bacteria that contain small Gram-negative rod

• In two years she used her freedom for pioneer work on microbial genetics, and found her research specialty a bright red bacterium called serratia marcescens, whose color makes .
• Her specialty: a bright red bacterium called serratia marcescens ("I'm quite sure the Miracle of the Bleeding Host, which took place in medieval churches, was serratia").
• She started part-time studies for married women, and made it a great successwhile she herself did radiation research on serratia for the Atomic Energy Commission.

• genus Serratia
• Serratia