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The conclusion is that measuring how drugs partition into artificial sebum is important for predicting their delivery into hair and sebaceous follicles, and it provides better information than traditional methods.

Dr. Zitelli emphasized that "Mohs surgery" should only be called that when one doctor does both the surgery and pathology.

Artificial sebum L closely mimics human sebum for drug delivery research.

Hair follicles help substances penetrate the skin faster and more effectively.

Lasers can effectively treat pseudofolliculitis barbae, but insurance often doesn't cover it, possibly due to racial bias.

The new "differential stripping" method effectively measures how much substance gets into hair follicles.

Drugs penetrate scalp skin better than abdominal skin, with scalp hair follicles aiding in higher drug delivery.

Minoxidil foam enters hair follicles and skin for hair growth.

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

Researchers developed a model that shows hair follicles increase skin absorption of caffeine by 20%.

Lipid-coated silica nanoparticles penetrate human skin more deeply than bare silica nanoparticles.

Different factors like pH, gel type, and chemical enhancers affect how well hydrocortisone gets into hair follicles, and less hydrated skin doesn't work well with the test method.

Laser treatment improved scalp skin condition with no side effects.

Topical vitamin D is effective in treating vitiligo with few side effects.

Hair follicles are important for drug delivery through the skin, but better methods are needed to understand and improve this process.

Hair follicle size and distribution vary significantly across different body sites.

Effective sunscreen formulations can reduce skin absorption and enhance protection.

Different compounds move through artificial sebum at different rates, which can help choose the best ones for targeting hair follicles.

Transfollicular drug delivery can improve medication absorption through hair follicles.

Rubbing skin increases absorption of water-soluble drugs from lotions and creams, but not oil-soluble drugs.

Hair follicles greatly increase caffeine absorption through the skin shortly after it's applied.

Herbal nano-formulations show potential for effective skin delivery but need more research.

Microneedle patches improve drug delivery for skin treatments and cosmetic enhancements.

Diamond nanoparticles can penetrate skin and reach hair follicles, useful for imaging applications.

Epidermal stem cells create and maintain skin structures like hair and nails through specific signaling pathways and vary by location and function.

Transepidermal drug delivery effectively treated areata alopecia with minimal side effects.

Both treatments help hair regrowth, with PRP being slightly better.

Caffeine can protect scalp hair follicles from damage caused by UV radiation.

Hair loss and aging are caused by the breakdown of a key protein in hair stem cells.

Injecting platelet-rich plasma or applying it with a laser or microneedling can treat hair loss effectively. The laser and microneedling methods cause less pain.