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RU58841, a nonsteroidal anti-androgen, showed potential as a topical treatment for hair loss, increasing hair density, thickness, and length without systemic side effects in Stumptailed Macaques.

Hair greying is linked to reduced ATM protein in hair cells, which protects against stress and damage.

Hair follicles are smaller in people with androgenetic alopecia compared to those with normal scalps.

The proteins transthyretin and megalin are more present in the growth phase of hair, suggesting they might affect hair health and growth.

Cyclosporine A may help treat hair loss by blocking a protein that inhibits hair growth.

CE-PTG is a better method for analyzing hair growth in androgenetic alopecia.

Low-cost videomicroscopes are not as reliable as standard videodermatoscopes for scalp examination due to lower image quality.

Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.

An infant with scalp fungus was cured after extended treatment with antifungal medication.

Hair loss in men (androgenetic alopecia) is significantly linked to decreased scalp sensitivity, but not temperature sensitivity. More research is needed to confirm this. Comparing this hair loss to leprosy is unsupported and stigmatizing.

Trichoscopy is a reliable method for diagnosing different types of hair loss.

Melanocytes in the outer root sheath are likely stem cells that grow fast but stay immature.

Alopecia areata incognita causes widespread hair loss without patches and needs a scalp biopsy for diagnosis.

Low-cost videomicroscopes might not be reliable for examining scalp disorders compared to standard methods.

Low-cost videomicroscopes may not be reliable for diagnosing scalp disorders, smartphones could be reasonable for teledermatology, and U.S. residency programs need more teledermatology training.

Ozone reacts more with unwashed hair, producing compounds due to scalp oils, which could lower ozone exposure but increase exposure to reaction products.

Dandruff is mainly caused by a scalp reaction to yeast, can worsen hair loss, and antifungal treatments may help.

Botox increased hair count in men with baldness and might work by improving scalp blood flow.

Hair loss in male pattern baldness involves muscle degeneration and increased scalp fat.

Finasteride improves surrounding scalp hair and increases hair density after hair transplant.

Finasteride improves surrounding scalp hair and increases hair density after hair transplant.

The document concludes that correct diagnosis of alopecia types is crucial, scalp biopsies are important, and more research is needed.

Adults with persistent scalp issues unresponsive to typical treatments should be tested for the fungal infection tinea capitis to start the right antifungal medication.

Splitting single-hair grafts seems to improve perceived hair fullness without affecting growth, intact grafts grow slightly better, and the Mantis microscope is clear but slower without reducing damage to grafts.

The scalp has more diverse bacteria, while hair has more bacteria and unique types.

Cooling the scalp may prevent hair loss from chemotherapy, hair often grows back after treatment, and nail issues usually improve after stopping the drug.

Hair strength is similar across different scalp areas, and not affected by age, gender, or hair thickness.

Injecting scalp tissue micrografts is a safe and effective treatment for hair loss after COVID-19.

Hair transplants onto a scalp reconstruction flap improved appearance successfully.

Teratoma hair is similar to scalp hair but has a rougher surface and lower adhesive force.