Research Article

Effects of Angelica dahurica and Rheum officinale Extracts on Excisional Wound Healing in Rats

Figure 2

Macroscopic analysis of the wound healing process. (a) Macroscopic view of wounds treated with normal saline (NS), Biomycin ointment (BM), Angelica dahurica extract (AE), Rheum officinale extract (RE), and AE plus RE (ARE) on days 0, 3, 4, 5, 7, 10, 14, and 21. (b) Changes in wound sizes from day 0 to day 21, expressed as a percentage of the initial wound area. Data are expressed as mean ± standard error of the mean. < 0.05 indicates AE, RE, ARE, or BM group compared with NS group.