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Vitamin D made by the skin plays a role in immune defense and skin health, and more research is needed to understand its full effects.

Epidermal stem cells create and maintain skin structures like hair and nails through specific signaling pathways and vary by location and function.

The analysis shows growing research on stem cells for wound healing, with the US and China leading, and suggests focusing on how stem cells help in wound healing.

Collagen-enhanced mesenchymal stem cells significantly improve skin wound healing.

The method helps estimate and track skin cell growth and movement during healing.

4-aminopyridine, a FDA-approved drug, speeds up skin wound healing and tissue regeneration.

White blood cells and their traps can slow down the process of new hair growth after a wound.

4-aminopyridine helps skin wounds heal faster and better.

γδ T cells help with hair growth during wound healing in mice.

Using a specific binding agent and low doses of FK506 can stimulate stem cells, speeding up skin healing by 25% and improving skin quality in rats and mice.

TRPV4 helps cells repair tissue and reduce scarring by controlling calcium levels.

Leptin-deficient mice, used as a model for Type 2 Diabetes, have delayed wound healing due to impaired contraction and other dysfunctional cellular responses.

Regenerated hairs can regain their color if the wound occurs during a certain stage of hair growth, and this process is helped by specific skin cells and proteins.

Growing dermal papilla cells in 3D improves their ability to help form new blood vessels.

Epidermal stem cells are crucial for skin health and problems with them can cause issues like poor wound healing, cancer, and aging.

Mesenchymal stem cells show promise for effective skin repair and regeneration.

Ruxolitinib helps protect skin stem cells and keeps skin healthy in mice with skin GVHD.

Vitamin A is important for healthy skin and hair, influencing hair growth and skin healing, but UV light reduces its levels.

Chitosan nanofiber scaffolds improve skin healing and are promising for wound treatment.

Exosomes could be a promising way to help repair skin and treat skin disorders.

Delta-opioid receptors affect skin cell circadian rhythms, possibly impacting wound healing and cancer.

Special proteins are important for skin balance, healing, and aging, and affect skin stem cells.

Exosome therapy shows promise for treating skin conditions and improving wound healing.

Type 2 diabetic stem cells can still help heal wounds effectively.

Different light affects cell functions and can help treat skin conditions.

FGF9 from certain T cells helps create new hair follicles during wound healing, which could potentially be used for hair loss treatments.

Skin bacteria can help wound healing by activating certain immune cells.

The document concludes that while some organisms can regenerate body parts, mammals generally cannot, and cancer progression is complex, involving mutations rather than a strict stem cell hierarchy.

Stromal stem cells may help heal wounds by becoming structural cells or affecting the immune system, but more research is needed to understand how.

Activating TLR9 helps heal wounds and regrow hair by using specific immune cells.