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New imaging techniques show testosterone delays hair growth and shrinks follicles in mice, but have limited depth for viewing.

Human hair is made up of different keratins, some strong and some weak, with specific types appearing at various stages of hair growth.

Dyes can penetrate human skin and hair follicles up to 1.2 mm deep and the sebaceous gland can store dye; Indocyanine Green lotion was made for safe dyeing and monitoring.

SDF-1/CXCL12 and its receptor CXCR4 are crucial for melanocyte movement in mouse hair follicles.

Scientists discovered that certain stem cells from mice and humans can be used to grow new hair follicles and skin glands when treated with a special mixture.

TGM3 is important for skin and hair structure and may help diagnose cancer.

MMP-9 is essential for proper hair canal formation.

Hair is important for protection, social interaction, and temperature control, and is made of a growth cycle-influenced follicle and a complex shaft.

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

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

Human hair keratin might be good for filtering out harmful substances from water.

The study mapped yak skin cells to understand hair growth better.

Hair treatments and dehydration affect hair's lipid and protein behavior, influencing its flexibility and appearance.

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.

Human hair keratin can be used in many medical applications.

Hard skin features like scales, feathers, and hair evolved through specific protein changes in different animal groups.

Progeroid mouse models show signs of early aging similar to humans, helping us understand aging better.

A specific chemical change in the S100A3 protein leads to the formation of a four-part structure important for hair formation.

The project created a standardized system for classifying skin lesions in lab rats and mice.

Chicken feather growth involves specific genes and shares similarities with hair development.

Fingerprints form uniquely before birth due to specific genetic pathways and local signals.

PAI-2 helps in the maturation and protection of hair and nail cells.

Bioengineering can potentially treat hair loss by regenerating hair follicles and cloning hair, but the process is complex and needs more research.

Scaffold-based strategies show promise for regenerating hair follicles and teeth but need more research for clinical use.

Hair growth and health are influenced by factors like age, environment, and nutrition, and are controlled by various molecular pathways. Red light can promote hair growth, and understanding these processes can help treat hair-related diseases.

Keratin hydrogel from human hair is a promising biocompatible material for soft tissue fillers.

Bmpr2 and Acvr2a receptors are crucial for hair retention and color.

Current methods can't fully recreate skin and its features, and more research is needed for clinical use.

A specific gene mutation causes long hair in Angora rabbits.

Nanomaterials can improve hair care products and treatments, including hair loss and alopecia, by enhancing stability and safety, and allowing controlled release of compounds, but their safety in cosmetics needs more understanding.