There were many research reports about microcystins, a most common algal toxin in eutrophic freshwater body.It is a class of monocyclic heptapeptides with many different isomerides.

• 微囊藻毒素是富营养化淡水水体中最常见的藻类毒素,它是一类具有多种异构体的环状多肽物质。