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Hedgehog signaling helps keep hair follicle stem cells the same in both young and old human skin.

A special dressing called FEA-PCEI can speed up wound healing, reduce scars, and help grow new hair follicles, but only at the right dosage.

Wnt1a-conditioned medium from stem cells helps activate cells important for hair growth and can promote hair regrowth.

Certain signals and genes play a key role in hair growth and regeneration, and understanding these could lead to new treatments for skin regeneration.

Understanding how hair follicle stem cells work can help find new ways to prevent hair loss and promote hair growth.

Vitamin D receptor is crucial for starting hair growth after birth.

Two-photon microscopy helps observe hair follicle stem cell behaviors in mice.

Androgens increase a growth factor in hair cells by creating reactive oxygen species, and antioxidants might help treat hair loss.

Brain hormones significantly affect hair color and could potentially be used to prevent or reverse grey hair.

Disruptions in hair follicle fibroblast dynamics can cause hair growth problems.

miR-22, a type of microRNA, controls hair growth and its overproduction can cause hair loss, while its absence can speed up hair growth.

The document concludes that mouse models are crucial for studying hair biology and that all mutant mice may have hair growth abnormalities that require detailed analysis to identify.

Researchers developed a method to grow hair follicles using special beads that could help with hair loss treatment.

Wound dressing absorbs fluid, regenerates hair follicles, and heals skin burns.

Maintaining the right amount of retinoic acid is crucial for healthy hair and skin.

Estrogens generally inhibit hair growth and improve skin quality, but their exact effects on hair follicles are complex and not fully understood.

The control system for hair growth cycles is not well understood and needs more research.

Bcl-2 overexpression protects against UVB damage but worsens hair loss from chemotherapy.

Researchers found a new way to create hair-growing structures in the lab that can grow hair when put into mice.

Modified rat stem cells on a special scaffold improved blood vessel formation and wound healing in skin substitutes.

Human hair follicles switch between active and resting phases unpredictably.

Lymphatic vessels are essential for hair follicle growth and skin regeneration.

Genetic variations affecting skin structure play a key role in severe acne.

Hair follicle regeneration possible, more research needed.

Researchers found a way to create cells from stem cells that act like human cells important for hair growth and could be used for hair regeneration treatments.

Hormones and neuroendocrine factors control hair growth and color, and more research could lead to new hair treatment options.

Engineered skin substitutes can grow hair but have limitations like missing sebaceous glands and hair not breaking through the skin naturally.

Hair follicle regeneration in skin grafts may be possible using stem cells and tissue engineering.

Tiny particles called extracellular vesicles could help with skin healing and hair growth, but more research is needed.

The hair follicle infundibulum plays a key role in skin health and disease, and understanding it better could lead to new skin disease treatments.