pyocyanin
/ˌpaɪoʊˈsaɪənɪn/
noun
- A blue-green pigment produced by the bacterium Pseudomonas aeruginosa, which can be toxic to other microbes.
- Pyocyanin gives Pseudomonas aeruginosa its characteristic blue-green color in lab cultures.
- The pigment pyocyanin can damage the cells of competing bacteria.
- Researchers are studying pyocyanin to develop new treatments for infections.