Definition of "microcystin" [microcystin]

• Any of a class of cyclic oligopeptide hepatotoxins produced by cyanobacteria (noun)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "In April 2009, levels of a toxin called microcystin were found to be extremely elevated, and the state issued a warning for people to "minimize contact" and avoid ingestion of the lake water."
• "In a new research report appearing in the March 2010 print issue of the FASEB Journal, scientists explain how they developed a genetically modified strain of tobacco that helps temper the damaging effects of toxic pond scum, scientifically known as microcystin-LR"
• "In a new research report appearing in the March 2010 print issue of the FASEB Journa scientists explain how they developed a genetically modified strain of tobacco that helps temper the damaging effects of toxic pond scum, scientifically known as microcystin-LR (MC-LR), which makes water unsafe for drinking, swimming, or fishing."