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Asian men with hair loss have different follicular densities: East/Southeast 61.1, South 63.5, West 63.6 FU/cm².

Nonscarring alopecia has higher hair density than scarring alopecia, and hair density can help diagnose the type of alopecia.

Some cancer treatments can cause permanent hair loss.

Stress is likely causing hair loss in Formosan macaques.

Stress likely causes hair loss in Formosan macaques.

Hair root sheaths are more common in non-scarring hair loss and help diagnose the type of hair loss.

Photoacoustic imaging can accurately assess hair follicle density and orientation for hair transplant planning.

Hair follicles could be used for targeted drug delivery, with liposomal systems showing promise for this method.

Hair follicles could be used to deliver drugs effectively, with the right understanding and methods.

The skin is a complex barrier for drug penetration, but understanding its structure and interactions can improve drug delivery methods.

The document concludes that there is no agreed-upon best method for measuring drug delivery within hair follicles and more research is needed to validate current techniques.

Caffeine penetrates skin quickly through open hair follicles, but less through closed ones, with levels becoming equal after 22 hours.

About 21.3% of young, healthy Chinese men experience hair loss. Hairlines are mostly linear or have a central protrusion. Hair is densest on the top and back of the head, and hair follicles usually have 1 or 2 hairs. This information can help in designing hair restoration procedures.

Transfollicular drug delivery is promising but needs more research to improve and understand it better.

White wax and policosanol from white wax effectively reduced hair loss and promoted hair growth in mice better than a known hair growth drug.

Hair follicles may soon be used more for targeted and systemic drug delivery.

2-deoxy-D-ribose gel may help regrow hair in cases of hair loss.

The research found that for a typical hair density, about 11 square centimeters of donor scalp is needed to get 800 hair grafts for transplantation.

Smaller reticle sizes are as accurate as the standard size for measuring hair density in hair restoration.

Women's hair generally gets thinner and less dense starting in their mid-thirties, with hair loss becoming more common as they age due to both genetics and environment.

Japanese women typically start experiencing hair loss after 40, with reduced hair density and thickness being the main factors.

The document concludes that a new training model could improve dermatology residents' skills in nail procedures and lead to more nail cases being treated by dermatologists.

The document concludes that surgery is a preferred treatment for cicatricial alopecia, with the method chosen based on individual factors and may require multiple sessions and careful postoperative care.

High-density hair transplants can have high survival rates with improved techniques, but lower densities might also give good results.

Asian men have varying hair densities, important for hair transplant success.

Using both follicular units and slit grafts for hair transplants may give better hair density and graft survival.

The document concludes that good cosmetic outcomes in hair transplantation depend on the surgeon's artistic skill and careful planning.

Experienced hair transplant surgeons suggest a limited number of hair follicles can be used for transplants, and recommend conservative methods to avoid scarring and depletion.

Densely packed hair grafts can survive well using the lateral slit technique.

Actual harvested hair follicles were fewer and differed in type from estimated, with older patients and those with multiple transplants needing more careful planning.