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Oxidative stress causes hair to gray by damaging and killing pigment cells.

Human dermal stem cells can become functional skin pigment cells.

Pig skin is a good substitute for human skin to measure drug absorption, but differences in skin structure and enzymes across species must be considered.

Melanocytes are crucial for skin pigmentation and can affect conditions like melanoma, vitiligo, and albinism, as well as hair color and hearing.

The yeast Pityrosporum ovale can cause skin allergies and infections, and antifungal treatments like ketoconazole are effective against it.

There are two ways to start hair growth: one needs Stat3 and the other does not, but both need PI3K activation.

Mint essential oils can kill parasites that cause cystic echinococcosis, with M. pulegium oil being more effective than M. piperita oil.

Phototherapy is effective and well-tolerated for treating childhood psoriasis and pityriasis lichenoides chronica.

EdnrB signaling helps melanocyte stem cells regenerate and could be targeted to treat pigmentation issues.

Men are more likely to get infectious skin diseases, while women are more prone to autoimmune and pigment-related skin conditions, influenced by biological and environmental factors.

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

Scientists created early-stage hairs from mouse cells that grew into normal, pigmented hair when implanted into other mice.

Fractional resurfacing is safe and effective for certain skin conditions in Asian patients, but care must be taken to avoid skin pigmentation issues.

Pig ear skin is better than human skin for testing how well barrier creams block allergens from entering hair follicles.

Children with marasmus have more resting hair follicles and thinner, less pigmented hair, showing long-term malnutrition.

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

Reducing Tyrosinase prevents mature color pigment cells from forming in mouse hair.

More melanoblasts in hair follicles mean better survival and proper hair pigmentation.

Common skin fungal infections can suggest a weak immune system, and for scalp infections, pills work better than creams, with several drug options available.

Combination therapy with steroids and pimecrolimus improved or stabilized hair loss in most patients with Frontal Fibrosing Alopecia, who also had a high rate of hypothyroidism.

The environment around melanocyte stem cells is key for hair regeneration and color, with certain injuries affecting hair color and potential treatments for pigmentation disorders.

Genes related to pigmentation, body rhythms, and behavior change during hares' seasonal coat color transition, with a common genetic mechanism in two hare species.

COVID-19 and hypopituitarism (reduced pituitary gland function) are linked, with the latter's related health issues potentially worsening COVID-19 outcomes, and COVID-19 possibly increasing risk for pituitary complications.

Minoxidil use may cause skin pigmentation loss.

Patchy alopecia areata can affect only pigmented hairs, leaving gray hairs untouched.

Pregnancy can cause skin changes like pigmentation, stretch marks, and temporary hair loss, which often worry the expectant individual.

Children with alopecia areata have different trichoscopic features than adults, including more empty follicular openings and pigtail hairs.

Human skin's melanocytes respond to light by changing shape, producing pigments and hormones, which may affect sleep patterns.

Neurotrophin-4 increases calcium current in specific mouse neurons through the PI3K pathway.