Figure 3.

Preparation and characterization of ADM-CS composite sponge scaffolds

(A) Freeze-dried morphology of 10% PADM mixed with 3% CS at different volume ratios.

(B) SEM images of PADM-CS.

(C) Morphology of PADM-CS soaking in deionized water.

(D) Evaluation of biocompatibility of various materials in PADM-CS groups by living and dead cell staining.

(E) Determination of moisture retention of the materials.

(F) Determination of water absorption of the materials.

(G) Determination of material porosity.

(H) Tension–stress curves of the materials (∗p < 0.05, ∗∗p < 0.01, ∗∗∗p < 0.001).