Fig. 2.

Time dependence of storage modulus (G′) and loss modulus (G″) of a Ch/Gp solution (2% chitosan & 8% Gp) and b Van/HPMCs-Ch/Gp) solution (2% chitosan, 8% Gp & 16% Van/Hpmcs at 37 °C, the gelling times for this hydrogels were a 13 min and b 8 min