Fig. 1From: Investigation of availability of a high throughput screening method for predicting butanol solvent -producing ability of Clostridium beijerinckii Mutant strains’ morphological characteristics in starch medium. a The mutant strains produced clear zone in the media containing trypan blue dye; b Some mutant strains did not produce clear zone in the media containing trypan blue dye. without clear zone; c The media without trypan blue dyeBack to article page