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Ruby laser pulses best destroy hair follicles during the growth phase and effectiveness varies with laser intensity; melanin is key for targeting, and timing treatments can improve results.

Cosmetic treatments like bleaching and perming can greatly reduce opiate levels in hair, possibly leading to false-negative drug tests.

Diagnosing hair loss disorders needs clinical, dermoscopic, and histological differences, and checking menstrual cycle, weight changes, drug therapy, and nail changes.

Some psychoactive drugs can cause skin reactions, with carbamazepine having a higher risk, and stopping the drug and seeing a dermatologist is important.

Decursin shows promise for treating cancer, neuroprotection, inflammation, and hair loss.

Hair follicles help absorb and store topical compounds, aiding targeted drug delivery.

Stressed fibroblasts greatly increase melanin production in hair, skin, and eye cells, mainly due to a growth factor called bFGF.

Nanotechnology is improving drug delivery and targeting, with promising applications in cancer treatment, gene therapy, and cosmetics, but challenges remain in ensuring precise delivery and safety.

Gray hair is caused by reduced melanin production or transfer issues, linked to aging and possibly health conditions, with treatments focusing on color camouflage.

Rice bran extract boosts melanin production in hair follicles.

Microneedles are a promising method for drug delivery, offering efficient and convenient alternatives with fewer side effects.

The study found that giant pandas have more melanin in black hair follicles than white, with gene expression differences that could affect hair color and skin health.

Melanocytes produce melanin; their defects cause vitiligo and hair graying, with treatments available for vitiligo.

Polymeric microneedles offer a less invasive, long-lasting drug delivery method that improves patient compliance and reduces side effects.

Polymeric nanohydrogels show potential for skin drug delivery but have concerns like toxicity and regulatory hurdles.

Liposomes improve drug delivery and reduce skin irritation in dermatology.

Hair analysis is promising for detecting drug misuse in livestock.

The document concludes that various cosmetic and drug treatments are available for hirsutism, and some new drugs show promise.

The model can effectively test gene functions and drug responses in human skin.

Asiasari Radix et Rhizoma is safe and has potential for new drug development due to its therapeutic properties.

A man's gray hair got darker and thicker after using a psoriasis drug.

Genetically-altered adult stem cells can help in wound healing and are becoming crucial in regenerative medicine and drug design.

Finasteride can cause one-sided breast enlargement, which disappears after stopping the drug.

New treatments for advanced skin cancer are improving patient outcomes, but drug resistance and finding the right treatment combinations are still big challenges.

Levodopa for Parkinson's disease might be linked to skin issues like melanoma, but it's unclear if the drug or the disease causes them.

Diagnosing and treating skin conditions is challenging, especially when drug reactions mimic other diseases.

UK medical students lack dermatology education, liver biopsy patients with risk factors show more fibrosis, and certain fungi resist drugs due to melanin; genetics may influence female hair loss.

The document concludes that while some hair and scalp disorders can be treated, hair loss from destroyed follicles is permanent, and damaged hair can only regrow naturally.

The document concludes that assessing hair follicle damage due to cyclophosphamide in mice involves analyzing structural changes and suggests a scoring system for standardized evaluation.

Laser and light treatments can effectively remove hair long-term.