Additional file 1.Further supplementary information on materials and methods used in this study as well as data on the different types of microcystin variants produced by the cyanobacterial strains. Format: DOC Size: 266KB Download file This file can be viewed with: Microsoft Word Viewer Fewer et al. BMC Evolutionary Biology 2007 7:183 doi:10.1186/1471-2148-7-183 |