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White lupin uses specific genes to grow root hairs and access phosphorus when it's scarce.

Excessive selenium from a supplement caused toxicity but patients recovered with care.

Some common medications can harm male fertility, but many effects can be reversed.

Menopause reduces skin collagen and elasticity, and while estrogen therapy can help, its risks require careful consideration.

Testosterone with or without finasteride doesn't improve thinking skills in older men with low testosterone.

The document concludes that accurate measurement of serum androgens is crucial for diagnosing hyperandrogenism.

The document concludes that follicular unit transplantation offers more natural results and better graft survival than older hair transplant methods.

Mesenchymal stem cells show potential for skin healing and anti-aging, but more research is needed for safe use, especially regarding stem cells from induced pluripotent sources.

Platelet-rich plasma may help in skin and hair treatments, and with muscle and joint healing, but more research is needed to fully understand its benefits and limitations.

The document concludes that proper diagnosis and FDA-approved treatments for different types of hair loss exist, but treatments for severe cases often fail and future improvements may focus on hair follicle stem cells.

Women with PCOS often have skin problems like excessive hair, acne, hair loss, and dark patches, which can be treated with hormonal and non-hormonal therapies.

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

Cells in hair follicles help create fat cells in the skin by releasing a protein called Sonic Hedgehog.

Aging mice have slower hair regeneration due to changes in signal balance, but the environment, not stem cell loss, controls this, suggesting treatments could focus on environmental factors.

Hair grays due to oxidative stress and fewer functioning melanocytes.

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

Four genetic risk spots found for hair loss, with WNT signaling involved and a link to curly hair.

The conclusion is that hair growth can be improved by activating hair cycles, changing the surrounding environment, healing wounds to create new hair follicles, and using stem cell technology.

Antioxidants may help fight oxidative stress linked to autoimmune skin diseases.

Prolactin affects when mice shed and grow hair.

Niosomes are promising for skin drug delivery, offering benefits like improved drug penetration and stability.

S5αR inhibitors might help treat schizophrenia and other mental disorders but need more research.

Dutasteride and finasteride do not significantly affect bone density, blood fats, or blood production, but slightly lower PSA levels and minimally impact sexual function in healthy young men.

Minoxidil and finasteride treat hair loss; more research needed for other options.

Careful planning and patient counseling can lead to excellent hair transplant results, often in one or two sessions.

Minoxidil helps hair cells live longer and grow longer.

5-alpha reductase inhibitors can cause sexual side effects like erectile dysfunction and reduced sexual desire, sometimes lasting after stopping the drug.

Pregnancy causes skin changes like darkening, hair thickening, nail changes, and increased risk of skin growths, most of which usually resolve after birth.

Fat-derived stem cells, platelet-rich plasma, and biomaterials show promise for healing chronic skin wounds and improving soft tissue with few side effects.

Blue light promotes hair growth by interacting with specific receptors in hair follicles.