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Lipophilic dyes accumulate more in hair follicles when delivered with surfactant-propylene glycol solutions.

Certain gene mutations can weaken the skin barrier and, when combined with environmental factors, lead to eczema and severe itching.

Hair and nails are skin parts that develop early and serve protective and functional roles.

The document concludes that while significant progress has been made in understanding skin biology and stem cells, more research is needed to fully understand their interactions with their environment.

Testosterone and dihydrotestosterone affect hair growth, and new techniques like the folliculogram help study it, but fully understanding hair growth is still complex.

Dihydrotestosterone can be made from dehydroepiandrosterone in skin cells without needing testosterone.

Skin stem cells are maintained by signals from nearby cells and vary in their ability to renew and mature.

As skin ages, it gets thinner, paler, and more wrinkled, and protection and care like sunblock and moisturizers are important.

Hormones, especially testosterone and DHT, are key for penis development and function, and testosterone therapy may help with erectile dysfunction in those with low levels.

Hair follicle biology advancements may lead to better hair growth disorder treatments.

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

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.

Stem cells in the hair follicle are regulated by their surrounding environment, which is important for hair growth.

Hormones, especially androgens, play a key role in acne, which can be a symptom of systemic diseases like PCOS and may require targeted treatment.

Women with PCOS often have skin problems like excessive hair, acne, hair loss, and dark patches, which can be treated with hormonal and non-hormonal therapies.

Zizyphus jujuba essential oil can promote hair growth.

Adult human skin can grow new fine hair follicles after a deep exfoliation treatment.

Human hair follicles can regenerate after removal, but with low success rate.

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

EGF and FGF help hair growth by affecting cell differentiation and fiber growth.

Hair growth is influenced by various body and external factors, and neighboring hairs communicate to synchronize regeneration.

Facial dark spots can be caused by the sun, genetics, makeup, or medicine, and are diagnosed by patient history and skin tests.

Different hair growth problems are caused by genetic issues or changes in hair growth cycles, and new treatments are being developed.

Understanding scalp anatomy is crucial for successful and safe scalp surgery.

Astaxanthin is a safe antioxidant that may improve heart, skin, eye health, and physical performance, and help manage chronic diseases.

Skin-derived stem cells can become various cell types, including germ cell-like and oocyte-like cells.

Stem cells can rejuvenate skin, restore hair, and aid in wound healing.

The hydrogel with silver and mangiferin helps heal wounds by killing bacteria and aiding skin and tissue repair.

Transgender patients need proper skin care, especially when undergoing hormone treatments, to manage issues like acne and hair loss.

Obesity is linked to various skin disorders, which can help with early diagnosis and prevention of long-term health issues.