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Finasteride for hair loss doesn't harm erectile function; weight loss and exercise improve it.

Hair loss can cause significant social and emotional issues, especially for women and young men.

Human hair follicles can grow in a lab setting.

CRH promotes fat production in skin cells, affecting conditions like acne.

Diet changes can protect against harmful environmental effects on fetal development.

Tofacitinib is safe and effective for severe alopecia areata, but hair loss may return 2 months after stopping treatment.

The virus was not found in the semen and urine of a man who tested positive for COVID-19.

Testosterone affects brain behavior in complex and varied ways.

Menopause can lead to skin and hair problems due to hormonal changes, but hormone replacement therapy might help slow these effects.

Liposomes with certain properties can effectively deliver drugs deep into hair follicles.

Low-level laser therapy, now called photobiomodulation, is recognized for its broad medical applications and scientific backing.

Follicular Unit Extraction (FUE) is a less invasive hair transplant method with minimal scarring, suitable for about 60% of patients, especially those needing fewer grafts and quicker recovery.

Higher levels of unbound testosterone are linked to increased insulin resistance, especially in women with polycystic ovary syndrome.

Trichoepitheliomas and some basal cell carcinomas likely come from hair follicle stem cells.

Human hair growth can be influenced by certain growth factors and has specific metabolic needs.

Silver nanoparticles coated with substances like PEG showed strong antibacterial effects and improved wound healing when used in hydrogels.

Oxidative stress contributes to hair graying and loss as we age.

The conclusion is that FFA and LPP have similar scalp biopsy features, making them hard to distinguish histologically, and FFA may be a specific kind of scarring hair loss.

Overexpression of Hoxc13 in hair cells causes hair loss and skin issues.

Animals that change color with the seasons mainly do so in response to daylight changes, but climate change is causing camouflage problems that may require evolutionary changes.

New treatments targeting specific genes show promise for treating keratin disorders.

MicroRNA-214 is important for skin and hair growth because it affects the Wnt pathway.

Eating the right nutrients can improve hair health, but taking extra supplements usually doesn't help unless you have a deficiency.

Desmocollin 1 and 3 have distinct patterns in human tissues, with Dsc1 in specific skin and hair layers and Dsc3 in various epithelial layers.

The Wnt/β-catenin pathway is important for tissue development and has potential in regenerative medicine, but requires more research for therapeutic use.

BMP2 and BMP7 have opposite roles in feather formation.

PCOS starts in adolescence with hormonal issues, leading to adult health problems, and early treatment is crucial.

A20 protein is crucial for normal skin and hair development.

Vervet monkeys show physical changes like hair loss and scrotal color changes due to stress or nutrition issues.

LGR5 helps maintain corneal cell characteristics and prevents unwanted changes by controlling specific cell signaling pathways.