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Some herbal ingredients like linalool and tea tree oil have anti-dandruff properties and are safe for use in shampoos.

Antiandrogens and androgen inhibitors like spironolactone, finasteride, and dutasteride can treat hair loss and skin conditions, but they have risks and side effects, including potential harm to pregnant women and risks of cancer and heart issues. Herbal remedies also have antiandrogenic effects but lack safety validation.

Hair follicles can regrow in wounded adult mouse skin using a process like embryo development.

Antiandrogens like flutamide are effective in treating conditions like prostate cancer and hair loss, but there's a need for more potent versions. Understanding their structure can help develop better treatments.

Laser hair removal effectiveness depends on targeting hair structures without harming the skin, and improvements require more research and expert collaboration.

Proteins like aPKC and PDGF-AA, substances like adenosine and ATP, and adipose-derived stem cells all play important roles in hair growth and health, and could potentially be used to treat hair loss and skin conditions.

EVAL membranes help create cell structures that can regrow hair follicles.

Isotretinoin's effects and side effects, like birth defects and depression, might be due to it causing cell death in various cells.

Liposomes improve the delivery and effectiveness of cosmetic ingredients but face challenges like cost and stability.

The document concludes that regenerating functional ectodermal organs like teeth and hair is promising for future therapies.

Finasteride helps treat skin issues like acne and baldness by blocking testosterone conversion.

Vitamin D and its receptor regulate skin functions like cell growth, immunity, hair cycle, and tumor prevention.

The document recommends using both clinical evaluation and various measurement methods to assess skin greasiness, considering factors like temperature and hormones.

Non-invasive methods show promise for diagnosing skin diseases like psoriasis and lupus but need more research for regular use.

Adult esophageal cells can start to become like skin cells, with a key pathway influencing this change.

Hair ages and thins due to factors like inflammation and stress, and treatments like antioxidants and hormones might improve hair health.

Cyclooxygenase-2 overexpression in mice skin causes hair loss like human androgenetic alopecia.

Changes in keratin affect skin health and can lead to skin disorders like blistering diseases and psoriasis.

Nanoparticles can be used to deliver drugs to hair follicles, potentially improving treatments for conditions like acne and alopecia, and could also be used for vaccine delivery and gene therapy.

The study found that stem cells and neutrophils are important for regenerating hair follicle structures in mice.

Mice hair growth patterns get more complex with age and can change with events like pregnancy or injury.

Antiandrogens affect androgen-dependent body functions and are used for various medical conditions, with some risks like fetus feminization, but new forms like 17α-propylmesterolone show promise for acne without systemic effects.

Wool follicles are complex, involving interactions between different cell types and structures.

Niosomes are promising for skin drug delivery, offering benefits like improved drug penetration and stability.

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

Skin aging is caused by stem cell damage and can potentially be delayed with treatments like antioxidants and stem cell therapy.

Epidermal stem cells have various roles in skin beyond just maintenance, including forming specialized structures and aiding in skin repair and regeneration.

The conclusion is that small hair follicles cause baldness in macaques, and treatments like antiandrogens and minoxidil can prevent hair loss and promote regrowth.

Using longer PEG chains helps nanoparticles penetrate hair follicles better, improving drug delivery for conditions like alopecia.

The document discusses various diseases of the outer ear, categorized by symptoms like redness, crusts, bumps, pus-filled lesions, lumps, ulcers, and hair loss.