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Photobiomodulation therapy using red and near-infrared light can reduce inflammation and aid in healing various conditions.

Melatonin affects many body functions beyond sleep by interacting with specific receptors in various tissues.

Fat-related cells are important for initiating hair growth.

Hair follicle development is controlled by interactions between skin tissues and specific molecular signals.

The enzyme steroid sulfatase is linked to breast cancer and other conditions, and inhibitors are being developed for treatment.

Keratins help protect cells, aid in cancer diagnosis, and influence cancer behavior and treatment.

The hypothesis suggests that PCOS may start early in life due to genetic and environmental factors, influencing future reproductive and metabolic problems.

People with hair loss have more androgen receptors and enzymes in certain follicles, with men and women showing different patterns.

Targeting colon cancer stem cells might lead to better treatment results.

Dehydroepiandrosterone (DHEA) is a prohormone important for producing sex steroids and has potential health benefits.

Prostate cancer cells can make their own androgens to activate the androgen receptor, and treatments like abiraterone may increase this ability, suggesting new therapies should target the entire steroid-making pathway.

Minoxidil boosts hair growth by opening potassium channels and increasing cell activity.

Nerve signals are crucial for hair follicle stem cells to become skin stem cells and help in wound healing.

β-catenin is essential for stem cell activation and proliferation in hair follicles.

DNA profiling in forensics has improved, but predicting physical traits and ancestry from DNA has limitations and requires ethical consideration.

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

Myo-inositol supplements may improve insulin sensitivity and help with conditions like PCOS and gestational diabetes, but more research is needed.

Auxin and ethylene hormones both work together and against each other to control plant growth.

Hair and nail cells share similar proteins, indicating a common differentiation pathway.

Human skin can make serotonin and melatonin, which help protect and maintain it.

Metformin helps with menstrual cycles and insulin levels in PCOS but is less effective for hair growth, diabetes prevention, and weight loss, and may improve fertility and reduce diabetes risk.

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

Lgr5 is a marker for active, self-renewing stem cells in the intestine and skin, important for tissue maintenance.

Fat tissue-derived cells show promise for repairing body tissues, but more research and regulation are needed for safe use.

The skin has a complex immune system that is essential for protection and healing, requiring more research for better wound treatment.

The document concludes that the understanding of scar formation is incomplete and current prevention and treatment for hypertrophic scars and keloids are not fully effective.

Human skin makes sexual hormones that affect hair growth, skin health, and healing; too much can cause acne and hair loss, while treatments can manage these conditions.

The research found that different types of fibroblasts are involved in wound healing and that some blood cells can turn into fat cells during this process.

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

Air pollution worsens skin diseases and aging by causing inflammation and oxidative stress.