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Brain hormones significantly affect hair color and could potentially be used to prevent or reverse grey hair.

Keratinocytes control how melanocytes work.

Reflectance confocal microscopy confirms that yellow dots are signs of damaged hair follicles in alopecia areata.

Horizontal sections of scalp biopsies are good for diagnosing Central Centrifugal Cicatricial Alopecia and help customize treatment.

Dogs could be good models for studying human hair growth and hair loss.

The conclusion is that accurate diagnosis of different types of hair loss requires careful examination of tissue samples and understanding of clinical symptoms.

Nanocarriers could improve how drugs are delivered through the skin but require more research to overcome challenges and ensure safety.

Serum formulations were better at delivering molecules to the hair bulb than nanoparticles.

Women's hair gets thinner and grayer as they age, with treatments available for hair loss and graying.

Combining FCS and MPG is more effective for treating stable vitiligo than using either alone.

Hair greying is caused by oxidative stress damaging hair follicles and melanocytes.

Dermoscopy helps diagnose and monitor treatment for hair loss from scarring conditions like discoid lupus and lichen planopilaris.

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

Nd:YAG laser can reduce hair with multiple treatments, but permanent removal isn't guaranteed.

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

Nutrients like vitamins, copper, zinc, and amino acids are crucial for healthy hair and wool growth.

A substance called TCQA could potentially darken hair by activating certain genes and increasing melanin.

Hair growth is influenced by hormones and goes through different phases; androgens can both promote and inhibit hair growth depending on the body area.

Researchers found a new mutation in the HR gene linked to a rare hair loss condition.

Long-pulsed ruby lasers effectively reduce hair for up to 2 years with minimal pain.

The treatment showed limited success in repigmenting hair for vitiligo-associated leukotrichia.

Recognizing trichoscopic features is crucial for diagnosing various hair loss conditions.

Oral zinc sulphate reduces dark hair color in mice.

Melanocytes are important for skin and hair color and protect the skin from UV damage.

Blocking BACE1 and BACE2 enzymes causes hair color loss in mice.

Hair analysis for drugs needs a better understanding of how drugs enter hair, considering factors like hair structure and pigmentation.

Using a gene therapy with the Sonic Hedgehog gene helps mice regrow hair faster after losing it from chemotherapy.

Men's hair loss is caused by hormones and genes, and can be treated with medication and surgery, while graying is due to aging and has no prevention except dyeing.

Patient-derived melanocytes can potentially treat vitiligo by restoring skin pigmentation.

Cyclosporine A promotes hair growth and prolongs the active growth phase in human hair follicles, but may work differently than in rodents.