Improving Fibrin Hydrogels’ Mechanical Properties, through Addition of Silica or Chitosan-Silica Materials, for Potential Application as Wound Dressings

Figure 5

S and CS materials’ cytotoxicity on human fibroblasts. 4 and 20 mg/mL S (a) and 0.7 mg/mL CS6 in 2D (b) and 3D (c) human fibroblasts culture. Growth controls: GC, positive controls: +C, and Blanks: B. Different at a significance level of 0.005, n = 3. (d), (e).

(a)

(b)

(c)

(d)

(e)