The human scalp has different types of pigment cells in hair follicles with varying abilities to produce pigment.
April 2024 in “The Indonesian Biomedical Journal” Melanocyte stem cells from non-affected skin in vitiligo patients can become functional melanocytes for potential therapy.
May 2021 in “International journal of developmental research” Estrogens and progesterone are key in regulating melasma pigmentation.
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June 2025 in “Pigment Cell & Melanoma Research” SASH1 gene mutations are linked to various inherited skin pigmentation disorders.
January 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” Skin lesions in Carney complex are likely caused by a specific group of skin cells that promote pigment production due to a genetic mutation.