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Confocal Laser Scanning Microscopy (CLSM) is a useful tool for studying how drugs interact with skin and diagnosing skin disorders, despite some limitations.

A specific hair protein variant increases the spread of breast cancer and is linked to worse survival rates.

Lgr5 is a marker for active, long-lasting stem cells in mouse hair follicles.

Keratin from hair and wool is used in medical materials for healing and drug delivery.

Calreticulin has roles in healing, immune response, and disease beyond its known functions in the endoplasmic reticulum.

Nerves are crucial for the regeneration of various body parts in many animals.

Systemic sclerosis skin shows varied gene patterns, suggesting potential for personalized treatment.

Skin aging is a complex process influenced by various factors, leading to wrinkles and sagging, and should be considered a disease due to its health impacts.

Mutations in three genes cause Uncombable Hair Syndrome, leading to frizzy hair that can't be combed flat.

Targeting the Smoothened receptor shows promise for treating certain cancers.

Drosha and Dicer are essential for hair follicle health and preventing DNA damage in skin cells.

Repetin is a protein involved in skin and hair development, binding calcium and compensating for other proteins when needed.

Vitamin D3 affects cell differentiation in specific skin areas.

The hair follicle is a great model for research to improve hair growth treatments.

Men are more likely to get infectious skin diseases, while women are more prone to autoimmune and pigment-related skin conditions, influenced by biological and environmental factors.

The document concludes that both internal stem cell factors and external influences like the environment and hormones affect hair loss and aging, with potential treatments focusing on these areas.

Aging slows wound healing due to weaker cells and immune response.

Keratins 6, 16, and 17 increase in damaged or diseased skin and may help diagnose skin issues.

RAR-gamma 1 is important for normal skin maintenance and differentiation.

Poplar seed hairs grow from the placenta at the ovary base, with endoreduplication playing a key role in their development, and share similar cellulose synthesis processes with cotton fibers.

The conclusion is that substances can penetrate hair fibers through multiple pathways, including both the cell membrane complex and the non-keratinous parts.

Researchers successfully grew human hair follicle cells that could potentially lead to new hair loss treatments.

Mice with more Flightless I protein grew back their claws better after amputation.

Sebaceous gland organoids could improve skin regeneration and treatment.

Steroid 5α-reductase evolved from protists and diversified in eukaryotes, with specific roles in mammals and plants.

Aging skin shows thinner layers, fewer hair follicles, and new biomarkers like increased space between cells and smaller sebaceous glands.

Environmental cues can change the fate and function of epithelial cells, with potential for cell therapy.

The HtrA1L364P mutation causes brain dysfunction and blood vessel damage.

Different oils penetrate hair differently; monounsaturated oils like olive oil penetrate better than polyunsaturated oils.

Glycosaminoglycans help heal wounds but aren't yet ready for clinical use.