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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.

Hair can regrow in large wounds through a process similar to how hair forms in embryos, and understanding this could lead to new treatments for hair loss or scarring.

Rats can't grow new hair follicles after skin wounds, unlike mice, due to differences in gene expression and response to WNT signaling.

Eating vitamin A affects hair growth and health by changing cell signals in mice.

Narrowband UVB treatment increases certain gene expressions in psoriasis skin and improves symptoms.

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

A specific enzyme is essential for proper hair follicle stem cell development and healthy skin.

Skin heals with scars because only one type of fibroblast is used, not a mix.

Skin stem cells are crucial for maintaining and repairing the skin and hair, using a complex mix of signals to do so.

Hair follicles are complex, dynamic mini-organs that help us understand cell growth, death, migration, and differentiation, as well as tissue regeneration and tumor biology.

The conclusion is that certain cell interactions and signals are crucial for hair growth and regeneration.

Different types of fibroblasts play various roles in diseases and healing, and more research on them could improve treatments.

A protein from certain immune cells is key for new hair growth after skin injury in mice.

The conclusion is that proper signaling is crucial for hair growth and development, and errors can lead to cancer or hair loss.

Stem cell niches are crucial for regulating stem cell renewal and differentiation, and understanding them can help in developing regenerative therapies.

Hair stem cell regeneration is controlled by signals that can explain different hair growth patterns and baldness.

Stem cells in the hair follicle are regulated by their surrounding environment, which is important for hair growth.

Male hormones and their receptors play a key role in hair loss and skin health, with potential new treatments being explored.

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

Skin development in mammals is controlled by key proteins and signals from underlying cells, involving stem cells for maintenance and repair.

Cancer can hijack the body's cell repair system to promote tumor growth, and targeting this process may improve cancer treatments.

The conclusion is that Fgf18 and Tgf-ß signaling could be targeted for hair loss treatments.

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

Smad-4 and Smad-7 are key in hair follicle development, with other Smads being less important.

Microneedle stimulation can increase hair growth in mice.

PRP injections may improve hair thickness and density in female hair loss patients.

Male genital development is driven by androgen signaling and understanding it could help address congenital anomalies.

Adding hyaluronic acid helps create larger artificial hair follicles in the lab.

Hair growth is influenced by various body and external factors, and neighboring hairs communicate to synchronize regeneration.

Fibroblasts, cells usually linked to tissue repair, also help regenerate various organs and their ability decreases with age. Turning adult fibroblasts back to a younger state could be a new treatment approach.