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Scientists have improved 3D models of human skin for research and medical uses, but still face challenges in perfectly replicating real skin.

Skin stem cells interacting with their environment is crucial for maintaining and regenerating skin and hair, and understanding this can help develop new treatments for skin and hair disorders.

Different small areas within hair follicles send specific signals that control what type of cells stem cells become.

Type XVII collagen helps control skin cell growth and could be a target for anti-aging treatments.

Nonpalmoplantar skin cells can be made to express keratin 9 by interacting with palmoplantar fibroblasts.

Scientists created hair-growing skin models from stem cells, which could help treat hair loss and skin diseases.

Runx3 helps determine hair shape.

Stem cell therapy shows promise in improving burn wound healing.

COVID-19 can cause various skin issues, like rashes and lesions, which are more common in younger patients and can be linked to more severe complications.

3D bioprinting in plastic surgery could lead to personalized grafts and fewer complications.

Kangfuxin (KFX) extract speeds up wound healing and improves skin regeneration.

Researchers found genes linked to hair growth cycles in Inner Mongolia cashmere goats, which could help understand and treat hair loss.

Human skin can be reconnected to nerves using stem cells, which may help with skin health and healing.

Common skin conditions can greatly affect a person's mental health and social life.

Botulinum toxin is effective for various skin conditions, but more research and awareness of side effects are needed.

Wnt/β-catenin signaling is important for keeping skin cell attachment structures stable.

Zinc is crucial for skin health and treating various skin disorders.

Scientists created complete hair-like structures by growing mouse skin cells together in a special gel.

Tissue engineering could be a future solution for hair loss, but it's currently expensive, complex, and hard to apply in real-world treatments.

Keratin protein production in cells is controlled by a complex system that changes with cell type, health, and conditions like injury or cancer.

Choosing the right method to separate skin layers is key for good skin cell research.

Hox proteins help maintain keratinocyte identity by regulating miRNA expression.

Scientists are still unsure what triggers the immune system to attack hair follicles in Alopecia areata.

Removing Lrig1-positive stem cells in mice causes temporary loss of sebaceous glands.

DHEA acts like a male hormone on rat skin glands and doesn't turn into female hormones there.

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.

Electrical epilation damages hair follicles and surrounding skin, likely preventing hair regrowth.

The conclusion introduces a new way to classify skin cysts using their shape and genetic markers.

A new peptide, FOL-005, may help treat excessive hair growth by reducing a hair growth promoter, FGF7.

17β-estradiol may help hair growth by increasing cannabinoid receptor type 1.