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Mice can grow new hair follicles after skin wounds through a process not involving existing hair stem cells, but requiring more research to understand fully.

The Third World Congress of the International Academy of Cosmetic Dermatology discussed various topics like hair disorders, skin conditions, wound healing, shampoo technology, acne treatment, and the use of lasers in dermatology.

Epidermal stem cells have various roles in skin beyond just maintenance, including forming specialized structures and aiding in skin repair and regeneration.

The document concludes that understanding adult stem cells and their environments can help improve skin regeneration in the future.

Vitiligo affects overall health and self-esteem, needing more research and awareness.

Stem cell therapy before hair transplant improves hair growth on scarred scalp.

Body-hair transplant successfully improved scarred areas and frontal hair density without visible chest scarring.

Hair transplant improved a facial scar and patient satisfaction.

Layered suture closure for hair transplant donor sites results in smaller scars and easier future harvesting but takes more time and may temporarily increase hair shedding.

Hair grafts improved the look of a man's leg after an accident and the patient was happy with the results.

The new "differential stripping" method effectively measures how much substance gets into hair follicles.

The curved nonrotary punch is better for hair extraction in people with tightly curled hair.

The new micelle formulation delivers acne treatment more effectively and safely than current gels.

Hair transplant combining scalp and beard hair with PRP was successful for scarring alopecia.

Reharvesting hair from donor sites using punch and strip methods can provide more hair for transplants and improve scar appearance.

Hair follicle size and distribution vary significantly across different body sites.

Wharton’s Jelly stem cells from the umbilical cord improve skin healing and hair growth without scarring.

Minoxidil promotes hair growth by penetrating skin, with ethanol-containing formulas working best.

Caffeine penetrates skin quickly through open hair follicles, but less through closed ones, with levels becoming equal after 22 hours.

Use shallow cuts, small tissue removal, careful suturing, and keep the area moist to reduce scarring in hair transplants.

The new hair transplant technique is fast, effective, and satisfying for patients with different hair types.

In 2011, there were major scientific breakthroughs in cancer treatment, immunity, Parkinson's, virus simulation, schizophrenia, hair growth, lung cancer, and medical grafts.

The VVG stain effectively differentiates scar tissue from normal skin and helps classify types of permanent alopecia.

Using the drugs AMD3100 and Tacrolimus together greatly improves skin healing and hair growth after a deep skin cut by increasing stem cells in the wound.

Pig ear skin is better than human skin for testing how well barrier creams block allergens from entering hair follicles.

Microneedles help improve skin appearance and deliver skin treatments effectively, but safety concerns need more research and regulation.

Acne necrotica can be effectively treated with topical cream and antibiotics.

Improved dermabrasion techniques in 1987 led to better treatment results for skin issues like acne scars.

Vacuum massage may improve skin elasticity and induce changes in skin cells, but evidence for treating burn scars is insufficient and more research is needed.

Using platelet-rich plasma and fat grafting to treat nerve pain showed promising results with no side effects.