Fig. 1From: Expression of a highly active β-glucosidase from Aspergillus niger AS3.4523 in Escherichia coli and its application in gardenia blue preparationIdentification of experimental strain. a Agarose gel electrophoresis analysis of 18S rRNA encoding gene of experimental strain, respectively. M, DNA marker. b Bioinformatics identification of experimental strain using BLASTBack to article page