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Microneedle technology has improved drug delivery and patient comfort but needs more research for broader use.

Tight hairstyles and chemical relaxers can cause hair loss known as traction alopecia.

The document concludes that understanding hair and feather regeneration can help develop new regenerative medicine strategies.

Microneedling can help stimulate hair growth, especially when used with other treatments, but it's not better than existing therapies.

Adult mice can grow new hair from skin wounds.

The document describes a way to isolate and grow human hair follicle cells in 3D to help study hair growth.

The document explains hair growth and shedding, factors affecting it, and methods to evaluate hair loss, emphasizing the importance of skin biopsy for diagnosis.

New treatments for acne scars are safer and more effective because we understand the causes better.

Hair growth is controlled by specific gene clusters and proteins, and cysteine affects hair gene expression in sheep.

Scientists created a gel with nanoparticles to deliver medicine to hair follicles effectively.

The HoVert technique is a simple, cost-effective new method that improves alopecia diagnosis by allowing detailed analysis from a single biopsy.

Microneedle arrays with nanotechnology show promise for painless drug delivery through the skin but need more research on safety and effectiveness.

Different hair protein amounts change the strength of keratin/chitosan gels, useful for making predictable tissue engineering materials.

The conclusion is that a new biopsy technique and humidity chamber help study skin mites better and suggest mite overpopulation may cause skin diseases.

Asian hair is generally straight and thick, with unique disorders and properties, and more research is needed to understand it fully.

Ruxolitinib can help regrow hair in severe alopecia areata.

Pregnant women's hair gets thicker.

Black women's unique hair characteristics and styling practices can lead to specific scalp conditions, which require early diagnosis and appropriate treatment.

Testosterone therapy can help postmenopausal women with low sexual desire if monitored carefully.

Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.

Tight hairstyles, especially on chemically treated hair, can cause reversible hair loss if caught early but may become permanent if not addressed.

Hair root sheaths are more common in non-scarring hair loss and help diagnose the type of hair loss.

Trichoscopy is a useful tool for diagnosing hair and scalp issues, but doctors must be careful to avoid mistakes.

Nanomaterials in biomedicine can improve treatments but may have risks like toxicity, needing more safety research.

Hair fibers interact through classical forces, which are influenced by treatments and products, important for hair care and other applications.

Eyelashes protect the eyes, but more research is needed to understand how.

South American camelids should be sheared early, fleece type affects fiber quality, and the S/P follicle ratio doesn't distinguish between Bolivian llama genotypes.

In vivo confocal scanning laser microscopy is an effective, non-invasive way to study and measure new hair growth after skin injury in mice.

Stress worsens Tourette symptoms by increasing allopregnanolone levels.

Trichoscopy is reliable for diagnosing Temporal Triangular Alopecia and can prevent unnecessary biopsies and wrong treatments.