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Finasteride may treat baldness but less effective for those with 5α-reductase deficiency.

Using minoxidil on the scalp can help grow hair for people with hereditary baldness.

Human hair contains diverse proteins, including keratins and histones, which could help assess hair health and aging.

A new method effectively separates keratin-associated proteins and keratin from human hair.

Modern hair transplants use small grafts for a natural look and drugs to prevent further loss, with high patient satisfaction.

Medium lipophilic substances penetrate skin best, and adding ethanol can increase delivery to hair follicles.

Androgen conjugates might be better indicators of skin sensitivity to hormones in women with excessive hair growth.

Skin bacteria, specifically Staphylococcus aureus, help in wound healing and hair growth by using IL-1β signaling. Using antibiotics on skin wounds can slow down this natural healing process.

Nearly all elderly nursing home residents had a skin disease, with dry skin being the most common.

PRP treatment helps hair growth in most cases, but more research needed.

Defective mitochondrial DNA replication causes aging symptoms and increased oxidative damage in mice.

Mice without Vitamin D receptors have hair growth problems because of issues in the hedgehog signaling pathway.

UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.

Prolactin slows down hair growth in mice.

Minoxidil needs activation to work, and minoxidil sulfate helps with hair growth and blood pressure.

Overactive sonic hedgehog signaling worsens uterine scarring by reducing cell recycling.

The document concludes that mouse models are crucial for studying hair biology and that all mutant mice may have hair growth abnormalities that require detailed analysis to identify.

Skin grafting is a key procedure for repairing skin defects, with the success depending on the right graft choice, donor site management, and aftercare.

The CLASI is a reliable tool for measuring the severity of cutaneous lupus erythematosus.

Treating cystoid macular oedema in uveitis is difficult and risky.

Minoxidil absorbs poorly through skin, with low risk of side effects at 1-2% concentration.

Minoxidil can cause heart muscle damage in dogs.

Glutamine metabolism affects hair stem cell maintenance and their ability to change back to stem cells.

A gene called HDAC9 might be a new factor in male-pattern baldness.

Researchers developed a method to detect hormone-blocking drugs in wastewater and found them in Beijing's sewage, suggesting they can survive sewage treatment.

Pitx2 helps outer root sheath cells differentiate but can't start hair growth on its own.

Pregnant women often experience skin and hair changes, with over half getting stretch marks and pigment changes, and should be cautious with cosmetic procedures due to potential risks.

Some patients developed skin inflammation after obesity surgery, and a medication called dapsone helped treat it.

A boy with severe Vitamin D-resistant rickets did not respond to treatment and lacked a common symptom, suggesting a need for alternative treatments.

Spironolactone reduces the enzyme activity that converts testosterone to DHT, helping treat excessive hair growth in women.