Fig. 4From: Fabrication of paper-based enzyme immobilized microarray by 3D-printing technique for screening α-glucosidase inhibitors in mulberry leaves and lotus leavesThe potential influences on enzyme immobilization: a the influence of Na2CO3 solution concentration; b the influence of Na2CO3 solution volume; c the influence of glutaraldehyde concentration; d the influence of crosslinking time of glutaraldehyde; e the influence of time of α-glucosidase immobilizationBack to article page