An adult old man gets burn injury to his hands .over few weeks .the burner skin heals without the need for skin grafting . The most impoant critical factor responsible for rapid healing in this case is

ref baley and love 23/e p189 Burn wounds of the skin result in a rupture of the cutaneous barrier that can have serious consequences such as loss of proteins and body fluids, infection, and death (Figure 65.1). Moreover, chronic wounds or improper scarring and the development of skin cancers (Owens and Watt, 2003; Perez-Losada and Balmain, 2003). A first-degree burn wound affects only the epidermis and heals spontaneously without scarring; the reconstitution of epidermal integrity results from the migration and the proliferation of <a style="box-sizing: border-box; margin: 0px; padding: 0px; background-color: transparent; overflow-x: auto; color: ; transition: color 0.3s ease 0s, border-bottom-color 0.3s ease 0s; text-decoration-line: none;" title="Learn more about Keratinocyte from ScienceDirect's AI-generated Topic Pages" href=" from the nearby epidermis or appendages</span>