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Yak belly hair has higher porosity and is less stiff than human hair, making it absorb dye better but less suitable as a direct substitute for hair dyeing.

TGF-alpha is present in sheep and ferret skin and may affect hair growth without directly stimulating cell proliferation.

Genetically modified sheep with more β-catenin grew more wool without changing the wool's length or thickness.

Animal models, especially mice, are essential for advancing hair loss research and treatment.

The document concludes that new treatments for hair loss may involve a combination of cosmetics, clinical methods, and genetic approaches.

The study provides insights into hair growth mechanisms in yaks.

Artificial skin development has challenges, but new materials and understanding cell behavior could improve tissue repair. Also, certain growth factors and hydrogel technology show promise for advanced skin replacement therapies.

TRP channels in the skin are important for sensation and health, and targeting them could help treat skin disorders.

One minoxidil-sensitive potassium channel exists in human hair follicles.

The document concludes that understanding the genes and pathways involved in hair growth is crucial for developing treatments for hair diseases.

Sphynx cats are hairless and Devon Rex cats have curly hair due to specific genetic mutations.

Wnt signaling is crucial for skin and hair development and its disruption can cause skin tumors.

Hair growth is influenced by interactions between skin layers, growth factors, and hormones, but the exact mechanisms are not fully understood.

The document concludes that electrolysis and thermolysis can permanently remove hair but calls for better regulation to ensure safety, and notes a possibility of hair regrowth and rare complications.

The extracellular matrix is crucial for controlling skin stem cell behavior and health.

Improving the environment and cell interactions is key for creating human hair in the lab.

miR-218-5p helps skin and hair growth by targeting SFRP2 and activating a specific signaling pathway.

Glutamine metabolism affects hair stem cell maintenance and their ability to change back to stem cells.

Mice are useful for researching human hair loss and testing treatments, despite some differences between species.

The skin's basement membrane has specialized structures and molecules for different tissue interactions, important for hair growth and attachment.

Future research on ectodysplasin should explore its role in diseases, stem cells, and evolution, and continue developing treatments for genetic disorders like hypohidrotic ectodermal dysplasia.

Nanomaterials in biomedicine can improve treatments but may have risks like toxicity, needing more safety research.

DHT stops hair regrowth in mice, similar to human hair loss.

Spermidine helps protect against aging by preserving telomere length.

Stem cells can help regenerate hair follicles.

Parathyroid hormones are important for hair growth, but their use in treating hair loss from chemotherapy is still uncertain.

Wound covers with α-13'-COOH from vitamin E can improve and speed up wound healing.

Hirsutism in women is often due to hormone sensitivity and has significant psychological effects.

New suturing technique with wider intervals and shallow stitches helps prevent scalp scars and promotes hair growth.

The document concludes that regenerating functional ectodermal organs like teeth and hair is promising for future therapies.