Molecular (PCR-DGGE) versus morphological approach: analysis of taxonomic composition of potentially toxic cyanobacteria in freshwater lakes

Table 3 Comparison of cyanobacterial taxa identified in the microscopic analysis with results from sequencing of excised bands in the DGGE-ITS analysis

Microscopic analyses	DGGE-ITS
Coccoid	Coccoid
Snowella spp.
Woronichinia spp.
Chroococcus spp.
Aphanothece spp.
Microcystis spp.	Microcystis
Aphanocapsa spp.
Coelosphaerium spp.
Merismopedia spp.
Cyanodictyon spp.
Lemmermanniella pallida
Rhabdoderma lineare
Synechococcus-like/Cyanobium-like	Synechococcus/Cyanobium (?)
Filamentous	Filamentous
Aphanizomenon spp.	Aphanizomenon (?)
Cuspidothrix issatschenkoi	Cuspidothrix issatschenkoi
Dolichospermum spp.	Dolichospermum spp.
Limnothrix spp.	Pseudanabaenaceae
Planktolyngbya limnetica	Pseudanabaenaceae
Pseudanabaena spp.	Pseudanabaenaceae
Romeria gracilis	Romeria (?)
Planktothrix spp.	Planktothrix
	Leptolyngbya
	Phormidium (?)

Question marks in parentheses indicate taxa whose occurrence was uncertain, because their sequences were also similar to that of another taxa or to uncultured cyanobacteria.