Fig. 4

a–d Preparation of alginate hydrogel and Satureja khuzistanica. e–h The rats were prepared for surgery and the wound was cut in the form of 1 cm circular diameter by using biopsy punch in three layers of the skin (dermis, epidermis, and hypodermis). i, j Wound along with alginate hydrogel dressing and ethanolic extract of Satureja khuzistanica treatment