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The research shows that a gene called Wnt3 affects hair growth and structure, causing short hair and balding when overactive.

Platelet-rich plasma can potentially promote hair growth by stimulating cell growth and increasing certain proteins.

5% minoxidil works better for hair growth and density, with minor irritation.

Zinc oxide nanoparticles in sunscreen do not penetrate deep into the skin.

The NAMS 2014 recommendations guide healthcare providers on treating health issues in midlife women, emphasizing individualized care and informed decision-making.

Apoptosis is essential for human skin development and forming a functional epidermis.

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

Dermatoscopy is useful for identifying different hair and scalp conditions and can reduce the need for biopsies.

The document concludes that the fast-growing direct-to-consumer genetic testing market lacks sufficient regulation, posing risks to consumers due to questionable test quality and accuracy.

Dermoscopy is a useful tool for identifying features of skin conditions, but more research is needed to define its role in dermatology.

Melanocyte stem cells in hair follicles are key for hair color and could help treat greying and pigment disorders.

The timing of when the gene Bmal1 is active affects aging and survival, with its absence during development, not adulthood, leading to premature aging.

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

Future hair loss treatments should aim to extend hair growth, reactivate resting follicles, reverse shrinkage, and possibly create new follicles, with gene therapy showing promise.

Acne affects most teenagers and can continue into adulthood, with various treatments available that show improvement but have concerns like antibiotic resistance and side effects.

Some patients taking finasteride or dutasteride may have ongoing sexual problems and depression even after stopping the medication.

5% and 2% minoxidil solutions effectively promote hair growth and reduce hair loss, with 5% being slightly more effective but having more side effects.

Mice lacking the PPARγ gene in their fat cells had almost no fat tissue, severe metabolic problems, and abnormal development of other fat-related tissues.

Guidelines suggest various treatments for alopecia areata, but leaving it untreated is also an option as 80% cases may recover on their own.

Tiny pollution particles called PM2.5 can harm skin cells by causing stress, damage to cell parts, and cell death.

Different types of skin cells play specific roles in development, healing, and cancer.

Noggin is necessary to start the hair growth phase in skin after birth.

Androgens can both increase and decrease hair growth in different parts of the body.

Iron deficiency may be related to hair loss, but there's not enough evidence to recommend iron screening or supplements for all hair loss patients.

Scientists have found a way to create hair follicles from skin cells of newborn mice, which can grow and cycle naturally when injected into adult mouse skin.

Hormone therapy for trans individuals is effective and generally safe in the short term.

Early diagnosis and treatment, using finasteride, minoxidil, or hair transplantation, improves hair loss outcomes.

Calcium affects where root hairs grow, but other unknown factors determine their growth direction.

Sebocytes play a key role in controlling androgen levels in human skin.

Visible light can damage skin and most sunscreens don't block it well; more research is needed on its effects and protection methods.