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Sex hormones affect hair and feather growth and may help manage alopecia and hormone-dependent cancers.

The study found no significant difference in stress hormone levels between people with alopecia areata and healthy individuals, suggesting that the disease is not caused by an overactive stress response system.

Hormones control reproduction and are crucial for body balance.

Dihydrotestosterone changes some hormone-related gene expressions in rat pituitary glands but doesn't affect the estrous cycle.

Signals from skin cells controlled by Rac proteins help turn certain precursor cells into white fat cells.

The document explains how the male reproductive system works, its role in making testosterone, and how conditions like obesity can disrupt it, leading to low testosterone and fertility issues.

Stress hormone CRF can cause hair loss by affecting hair growth cells and hormones.

A 3-year-old with vitamin D-resistant rickets and severe hair loss died despite treatment, highlighting the need for improved management of the condition.

Certain genetic variants in the androgen receptor are linked to higher PSA levels, potentially affecting prostate cancer screening outcomes.

Hair loss can be a key sign of a rare type of rickets when vitamin D treatment doesn't work and advanced tests aren't available.

Germacrene analogs, especially 8-Hydroxy germacrene B, are more effective than germacrone at blocking a hormone-related enzyme and could help treat hair loss.

Stress increases certain chemicals in the skin and nerves, which might worsen skin conditions.

Prenatal stress changes how male and female rats enjoy rewards differently, linked to sex hormones.

Certain herbal compounds, especially from bitter melon, can inhibit cancer growth and promote hair growth by blocking PAK1.

Stress stops hair growth in mice by causing early hair growth phase end and harmful inflammation through a specific nerve-related pathway.

Antiandrogens affect androgen-dependent body functions and are used for various medical conditions, with some risks like fetus feminization, but new forms like 17α-propylmesterolone show promise for acne without systemic effects.

Testosterone affects stress hormone levels differently in adolescent and adult male rats.

A 4-year-old boy with a rare type of rickets and hair loss improved in bone health but not hair growth after vitamin D and calcium treatment.

Human scalp hair follicles can produce hormones and have a system similar to a brain-body communication network.

Androgens can both stimulate and cause hair loss, and understanding their effects is key to treating hair disorders.

Male rats have androgen receptors in their liver, which are different from proteins that bind estrogen.

Melatonin may help with sleep issues, depression, and cancer, but more research is needed.

Chemotherapy causes hair loss by damaging hair follicles and stem cells, with more research needed for prevention and treatment.

Finasteride safely lowers DHT levels without affecting testosterone.

Athletes use steroids to enhance performance despite health risks and legal issues, and education on their dangers is needed.

Prolactin may be important for skin growth and immune function.

The conclusion suggests that prostate cancer should be classified by castration status and that new therapies targeting androgen receptor signaling show promise.

Male rats grow hair faster than females, and certain hormones can slow or slightly increase hair growth, but not significantly beyond natural rates.

Different halogens on progesterone derivatives can either block or mimic male hormone effects, depending on their type and amount.

Finasteride exposure harms tadpole reproduction and hormone balance.