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Stress can worsen skin and hair conditions by affecting the skin's immune response and hormone levels.

TGF-β is crucial for tissue repair and can cause diseases if not properly regulated.

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.

Alopecia areata is likely an autoimmune disease with unclear triggers, involving various immune cells and molecules, and currently has no cure.

Researchers created human hair follicles using a new method that could help treat hair loss.

Understanding hair growth involves complex interactions between molecules and could help treat hair disorders.

The Sonic hedgehog pathway is crucial for new hair growth during mouse skin healing.

Skin aging is due to impaired stem cell mobilization or fewer responsive stem cells.

The niche environment controls stem cell behavior and plasticity, which is important for tissue health and repair.

Eating less sugar, milk, and saturated fats and more vegetables and fish may help treat and prevent acne.

Exosomes could potentially enhance tissue repair and regeneration with lower rejection risk and easier production than live cell therapies.

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

Different types of stem cells and their environments are key to skin repair and maintenance.

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

The research identified various cell types in mouse and human teeth, which could help in developing dental regenerative treatments.

Hair grows faster in the morning and is more vulnerable to damage from radiation due to the internal clock in hair follicle cells.

Skin's Regulatory T cells are crucial for maintaining skin health and could be targeted to treat immune-related skin diseases and cancer.

Pure carbon nanotubes are safe for mice, but impure ones cause immune issues and hair loss.

Scientists created stem cells that can grow hair and skin.

Newborn mouse skin cells can grow hair and this process can be recreated in adult cells to potentially help with hair loss.

Wnt signaling helps control how brain stem cells divide and is important for brain repair after injury.

The article concludes that while we understand a lot about how melanocytes age and how this can prevent cancer, there are still unanswered questions about certain pathways and genes involved.

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

Lichen Planopilaris and Frontal Fibrosing Alopecia may help us understand hair follicle stem cell disorders and suggest new treatments.

Zinc deficiency in children can cause skin issues and can be serious if not diagnosed and treated properly.

Keratin proteins are crucial for healthy skin, but mutations can cause skin disorders with no effective treatments yet.

The FOXN1 gene is crucial for developing immune cells and preventing immune disorders.

The document concludes that for hair and feather growth, it's better to target the environment around stem cells than the cells themselves.

Wnt signaling is crucial for skin wound healing and reducing scars.

Human hair follicle cells can grow hair when put into mouse skin if they stay in contact with mouse cells.