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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 update highlights that non-classic congenital adrenal hyperplasia is common in women with excess male hormones, requires specific hormone tests for diagnosis, and has various treatment options depending on age and symptoms.

Different lab conditions and light treatment methods change how human skin cells respond to light therapy.

The circadian clock influences the behavior and regeneration of stem cells in the body.

Type 2 immunity helps control mite growth in hair follicles, preventing damage.

A faulty KLHL24 gene leads to hair loss by damaging hair follicle stem cells.

Scientists can use engineered microbes to make L-aspartate and related chemicals, but there's still room to improve their efficiency.

A gene network led by RSL4 is crucial for early root hair growth in response to cold in Arabidopsis thaliana.

Keratin peptides can change hair shape gently without harsh chemicals.

Adding soybean oil to Nonomuraea dietziae increases production of a beneficial compound by improving metabolism and enzyme systems.

Mitochondrial reactive oxygen species are essential for skin and hair development.

Chitosan, a natural substance, can be used to create tiny particles that effectively deliver various types of drugs, but more work is needed to improve stability and control of drug release.

Understanding how keratin structures in hair are arranged and interact is key for creating methods to extract and purify them.

Explosions don't stop hair proteins from being used to identify people.

Lower levels of certain brain chemicals are linked to worse PTSD symptoms in men.

Tridax procumbens has medicinal properties like healing, pain relief, and infection control.

Finasteride worsens heart damage from nandrolone decanoate but protects against cell damage.

Sebaceous glands in our skin, developing during pregnancy and active in puberty, produce sebum for skin lubrication, temperature control, and fighting germs, also help in hormone regulation, and their dysfunction can cause conditions like acne and hair loss.

Blood removal and birth control pills both helped with hormone levels in women with PCOS, but birth control was better for regular periods and blood removal had fewer side effects.

High lactate dehydrogenase activity is not necessary for the growth of squamous cell carcinoma.

Juglone from walnut extracts may help repair damaged hair.

Blocking the enzyme 11β-HSD1 might help treat obesity and metabolic issues.

Oestrogens help maintain healthy skin, heal wounds, and may protect against skin aging and cancer.

The research found a way to grow plant tissue and analyze compounds in Bituminaria bituminosa, which is promising for hair restoration treatments.

Immuno-cosmeceuticals from chicken egg yolk can effectively repair and improve damaged hair.

The conclusion is that while oral contraceptive pills are effective for PCOS-related high androgen levels, new treatments with fewer side effects are needed.

Different species and human skin models vary in their skin enzyme activities, with pig skin and some models closely matching human skin, useful for safety assessments and understanding the skin's protective roles.

Targeting glucocorticoid action might help treat type-2 diabetes, but human trials are needed.

Hirsute women have lower type 2 17β-HSD enzyme levels, which improve with treatment.