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New nanofiber technology improves wound healing by supporting cell growth and delivering treatments directly to the wound.

Chitin and chitosan are useful in cosmetics for oral care, haircare, and skincare, including UV protection and strength improvement.

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

The document concludes that developing generic topical drugs requires ensuring they match the original in quality, composition, and structure, and often involves complex testing and regulatory steps.

Essential oils in cosmetics can offer benefits but may cause allergies and should be used carefully.

Estrogen replacement can improve skin health in menopausal women but doesn't reverse sun damage or prevent hair loss.

The conclusion is that FFA and LPP have similar scalp biopsy features, making them hard to distinguish histologically, and FFA may be a specific kind of scarring hair loss.

5α-reductase is essential for male sexual development and its inhibitors have potential in treating various conditions related to hormone action.

Amenorrhea is relatively rare and initial testing should check FSH, TSH, and prolactin levels.

The human type II 5α-reductase gene has a specific structure important for understanding certain medical conditions.

LGR5 helps maintain corneal cell characteristics and prevents unwanted changes by controlling specific cell signaling pathways.

Advanced nanocarrier and microneedle drug delivery methods are more effective, safer, and less invasive for treating skin diseases.

Noggin overexpression delays eyelid opening by affecting cell death and skin cell development.

Finasteride effectively treats male pattern baldness, improving hair growth and density.

Testosterone may slow down wound healing and increase inflammation.

Skin stem cells maintain and repair the outer layer of skin, with some types being essential for healing wounds.

Human amniotic membrane helps heal skin wounds faster and with less scarring.

The vitamin D receptor is essential for skin stem cells to grow, move, and become different cell types needed for skin healing.

Adrenal disorders can cause lasting brain and behavior issues in children.

The document concludes that identifying the cause of amenorrhea is crucial for proper treatment.

Eating paradise nuts led to selenium poisoning, causing nausea, hair loss, and other symptoms in two women.

Acne is common in women, often hormone-related, negatively affects quality of life, and requires various treatments.

Amenorrhea is when a woman doesn't have periods, with primary amenorrhea starting by age 15 or within five years of breast development, and secondary amenorrhea when periods stop for three months. It affects 3-4% of women not pregnant, breastfeeding, or in menopause, mainly due to polycystic ovary syndrome, hypothalamic amenorrhea, hyperprolactinemia, and ovarian failure.

Hair follicle transplantation can hide scars but often needs more than one surgery for better results.

Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.

Chitosan/LiCl composite scaffolds help heal deep skin wounds better.

Ethosomes improve drug delivery through the skin but may have side effects like irritation.

Hyaluronic acid-based HA2 hydrogel helps heal skin wounds better with less scarring.

Multimodal minoxidil microemulsion is more effective in treating hair loss than minoxidil alone.

New methods improve how well skin treatments work by helping drugs get through the skin barrier.