Fig. 9From: Identification and statistical optimization of a novel alginate polymer extracted from newly isolated Synechocystis algini MNE ON864447 with antibacterial activityA–C 3D plots and contour (A*–C*) created using Design Expert version 13 for Windows software showing the effect of interaction between working volume (X1), incubation periods (X2), and inoculum size (X3) on the cyanobacterial alginate production from S. algini MNE ON864447Back to article page