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 groups	Epitheliogenesis score (mean ± SD)	Collagen density (%) (mean ± SD)
Negative control	0.8 ± 0.8	46.2 ± 3.7
Positive control	3.4 ± 0.8	81 ± 3.8
ZnO	2.4 ± 0.5	62 ± 6.3
CS/AV gel (1 : 1)	1.7 ± 0.5	56 ± 9.4
CS/AV gel (2 : 1)	1.7 ± 0.9	59.2 ± 10.7
CS/AV/ZnO gel (1 : 1)	3 ± 0.7	74.4 ± 3.9
CS/AV/ZnO gel (2 : 1)	3 ± 0.9	76.6 ± 3.3