This ability arises from repair cells that are found throughout our body. In the case of injury or disease repair cells are mobilized to damaged areas to attempt to fix the problem.
Due to injury and/or age sometimes our own repair abilities can use a jump-start. By using the pet’s own repair cells isolated from fat tissue in the body, this repair ability can be applied to areas of need. https://ardentanimalhealth.com/pet-health/what-is-actistem-therapy-for-pets/