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Finasteride treatment changes brain steroid levels and receptors, affecting brain function even after stopping treatment.

Sex hormones affect brain injury differently in males and females.

Finasteride reduces new brain cells in male mice, possibly causing depression.

Amenorrhea is when a woman doesn't have periods, with primary amenorrhea starting by age 15 or within five years of breast development, and secondary amenorrhea when periods stop for three months. It affects 3-4% of women not pregnant, breastfeeding, or in menopause, mainly due to polycystic ovary syndrome, hypothalamic amenorrhea, hyperprolactinemia, and ovarian failure.

Meis1 is crucial for skin health and tumor development.

Parkinson's disease is linked to skin disorders and skin cells help in studying the disease.

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

Three specific proteins can turn adult skin cells into hair-growing cells, suggesting a new hair loss treatment.

Finasteride given to baby rats causes anxiety-like behavior and worsens learning from punishment in adult rats.

Finasteride and dutasteride reduce unwanted movements from Parkinson's disease treatment by normalizing certain brain signals.

The spiny mouse is a unique menstruating rodent that can help us understand menstruation and reproductive disorders.

The document concludes that understanding how adult stem and progenitor cells move is crucial for tissue repair and developing cell therapies.

A drug improved schizophrenia-like symptoms in stressed rats by changing brain steroid levels.

Finasteride can cause sexual problems and depression in young men.

The nafarelin test can reliably distinguish between gonadotropin deficiency and delayed puberty in teenage boys.

Different sPLA2 enzymes affect immunity, skin and hair health, reproduction, and may be potential targets for therapy.

KLF4 is important for maintaining skin stem cells and helps heal wounds.

Tissue stiffness affects hair follicle regeneration, and Twist1 is a key regulator.

Lack or blocking of SRD5a, a key component in hormone creation, can lead to conditions like pseudohermaphrodism and affect hair growth, bone mass, muscle strength, and reproductive health. More research is needed on its regulation from fertilization to adulthood.

Nellore cattle have genetic variations linked to their adaptation to tropical environments.

The new classification system for skin disorders emphasizes the importance of understanding a patient's awareness of their condition for better treatment.

Researchers identified specific genes that are important for mouse skin cell development and healing.

Amenorrhea, or the absence of periods, should be evaluated by age 15 or within five years of early breast development, and is most commonly caused by conditions like polycystic ovary syndrome and hypothalamic amenorrhea.

Mesenchymal stromal cells may help treat severe COVID-19, but more research is needed to confirm their effectiveness.

New treatments for hair loss may target specific pathways and generate new hair follicles.

Minoxidil foam 5% effectively treats hair loss in both frontal and vertex scalp regions.

The document says menstruation is important for women's health, discusses menstrual disorders, and suggests personalized treatment options.

The type 3 IP3 receptor is important for controlling hair loss and growth.

Neurosteroids can influence behavior by modulating brain inhibition, with potential for treating psychiatric disorders.

The enzymes 5α-reductase and 3α/β-hydroxysteroid oxidoreductase help create brain-active substances from progesterone and testosterone, which could be used for treatment, but more research is needed to ensure their safety and effectiveness.