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The protein Gnαs is found more in black mice than white mice and may influence their coat color.

Activating β-catenin increases melanocytes and decreases Schwann cells.

The research found specific genes and pathways that control fur development and color in young American minks.

The study found genetic diversity in coat color dilution among Czech pointers in Slovakia.

Different species and human skin models vary in their skin enzyme activities, with pig skin and some models closely matching human skin, useful for safety assessments and understanding the skin's protective roles.

Darker skin in 10-year-old girls may be an early sign of puberty.

Liver extract treatment improved anemia and hair growth in a pig.

Oral zinc sulphate reduces dark hair color in mice.

A 91-year-old woman's hair turned black in one spot, with skin changes underneath.

Langerhans' cells are not responsible for depigmentation in this mouse model.

Knuckle darkening can be an early sign of vitamin B12 deficiency.

Biotin deficiency in pigs causes hair loss, skin issues, and weak claws.

Epimedium extract helps increase skin pigmentation and could be a new treatment for conditions with reduced pigmentation.

BMP4 helps stem cells turn into pigment-producing cells, affecting hair color and growth.

Restorative dermopigmentation improves skin appearance and function by addressing specific skin issues.

Imiquimod improved skin pigmentation in most patients with xeroderma pigmentosum and may prevent further skin cancer, but some treatments can have side effects.

Wrinkled skin in Xiang pigs is linked to gene changes related to oxidative stress and the extracellular matrix.

Photodynamic therapy can remove nonpigmented hair in mice and might work for humans.

Valproic acid can rarely cause reversible nail discoloration.

Hair can darken after inflammation and then return to its original color.

Thorough history and examination are crucial for diagnosing genetic disorders like juvenile polyposis and hypomelanosis of Ito.

SPRY1 deficiency in skin cells causes stem cells to move to the skin surface, leading to increased pigmentation.

PDGF-BB helps young melanocytes grow but stops mature ones from growing, and it makes melanocytes more specialized.

Vitamin B12 deficiency can cause skin darkening and other symptoms, which improve with B12 supplements.

A new mouse model helps study melanocyte cells using GFP expression.

ATP increases melanin production in skin after UV exposure, with the P2X7 receptor being crucial for this process.