The influence of nicotine on the population of fibroblasts in cutaneous scars in rats.

Purpose: To study the collagen density and the population of fibroblasts in cutaneous injuries in rats under the influence of nicotine.

Methods: The scars of abdominal wounds in rats were analyzed. 2 mg/kg/d of nicotine was administered to the animals in the experiment group and the solution used as a vehicle for the animals in the control group.