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A three-month treatment with a GnRH agonist significantly lowered androgen levels and 5α-reductase activity in men with benign prostatic hyperplasia.

Androgens like testosterone affect hair growth and oil production differently across body parts and individuals.

Injecting platelet-derived growth factors into ovaries may improve IVF outcomes by enhancing egg quality and embryo health.

Skin aging is caused by stem cell damage and can potentially be delayed with treatments like antioxidants and stem cell therapy.

Long-pulsed ruby laser effectively reduces hair in male-to-female transsexuals.

Stem cells help remove dead cells to keep tissues healthy by balancing cell replacement and clearance.

Improving skin barrier and using antifungal treatments can help manage dandruff.

Sex hormones like estrogen and testosterone may affect COVID-19 severity differently in men and women, potentially influencing prevention and treatment strategies.

The Hairless gene is crucial for healthy skin and hair growth.

Thyroid disease can cause skin, hair, and nail problems, and treating the thyroid condition often improves these symptoms.

Sebaceous glands age due to genetic and environmental factors, affecting sebum production and composition.

Hair loss in Androgenetic alopecia (AGA) is due to altered cell sensitivity to hormones, not increased hormone levels. Hair growth periods shorten over time, causing hair to become thinner and shorter. This is linked to miscommunication between cell pathways in hair follicles. There's also a change in gene expression related to blood vessels and cell growth in balding hair follicles. The exact molecular causes of AGA are still unclear.

Hair graying is caused by damage and cell depletion but might be temporarily reversible with drugs and hormones.

Athletes usually get enough vitamins and minerals from a healthy diet, and supplements are only needed for those with actual deficiencies.

Substances from Ascidian tunics might help treat hair loss as effectively as Minoxidil.

The skin microenvironment significantly affects hair growth and loss, offering potential treatment avenues.

Storing hair follicles in special buffers with added protective substances can increase hair growth and reduce cell death.

Storing hair follicles in a special buffer with certain inhibitors can increase hair growth and improve transplant results.

IGF-1 increases whisker growth in transgenic mice.

Letrozole is better for single follicle development and endometrial thickness in PCOS, with no significant difference in pregnancy rates compared to clomiphene.

Dermal exosomes with miR-218-5p boost hair growth by controlling β-catenin signaling.

Stem cells could be a better treatment for hair loss by reactivating dormant hair follicles.

Stress turns hair white by depleting color-giving cells in hair follicles through a specific neurotransmitter related to the body's stress response.

Epigenetic changes control how adult stem cells work and can lead to diseases like cancer if they go wrong.

Skin aging is due to impaired stem cell mobilization or fewer responsive stem cells.

The niche environment controls stem cell behavior and plasticity, which is important for tissue health and repair.

The document concludes that understanding the sebaceous gland's development and function is key to addressing related skin diseases and aging effects.

Selenoproteins are crucial for healthy skin and hair.

Skin development in mammals is controlled by key proteins and signals from underlying cells, involving stem cells for maintenance and repair.

The conclusion is that tissue structure is key for stem cell communication and maintaining healthy tissues.