Fig. 1From: Application of a novel biological-nanoparticle pretreatment to Oscillatoria acuminata biomass and coculture dark fermentation for improving hydrogen productionNeighbor-Joining (NJ) dendrograms showing the isolated Oscillatoria acuminata based on 16S rRNA nucleotide sequences, respectively. Bootstrap values higher than 70 are shown below the branches of the treesBack to article page