Fig. 5.

FA hydrogels reduces rat skin blood flow and promotes skin tissue reconstruction after radiation. (A) Recording of skin blood flow in rats using a laser doppler blood flow monitor. (B) Quantitative analysis of skin blood flow in rats. (C) Evaluation of skin injury using a sweep source OCT system (The white arrow indicates skin injury). (D) Three-dimensional OCT imaging analysis. (E) Evaluation of collagen deposition using Masson staining on day 28. (F) Analysis of collagen deposition. * p < 0.05, ** p < 0.01, *** p < 0.001 compared with the 40 Gy + Aloe gel, 40 Gy + 5% gel, 40 Gy + 10% gel, 40 Gy + 15% gel groups. # p < 0.05, ## p < 0.01 compared with the 40 Gy + 5% gel, 40 Gy + 10% gel, 40 Gy + 15% gel groups. + p < 0.05 compared with group 40 Gy