Highly Porous pH-Responsive Carboxymethyl Chitosan-Grafted-Poly (Acrylic Acid) Based Smart Hydrogels for 5-Fluorouracil Controlled Delivery and Colon Targeting

Figure 8

Effect of different contents on gel fraction (a) CMCS concentration, (b) EGDMA concentration, and (c) AA concentration.

(a)

(b)

(c)