Research Article

Chitosan–Aloe Vera Composition Loaded with Zinc Oxide Nanoparticles for Wound Healing: In Vitro and In Vivo Evaluations

Table 2

Histomorphometric analysis of different experimental groups.

Experimental groupsEpitheliogenesis score (mean ± SD)Collagen density (%) (mean ± SD)

Negative control0.8 ± 0.846.2 ± 3.7
Positive control3.4 ± 0.881 ± 3.8
ZnO2.4 ± 0.562 ± 6.3
CS/AV gel (1 : 1)1.7 ± 0.556 ± 9.4
CS/AV gel (2 : 1)1.7 ± 0.959.2 ± 10.7
CS/AV/ZnO gel (1 : 1)3 ± 0.774.4 ± 3.9
CS/AV/ZnO gel (2 : 1)3 ± 0.976.6 ± 3.3