research ERYTHROMELANOSIS FOLLICULARIS FACIEI ET COLLI
Three Iranian men had reddish-brown facial pigmentation with no effective treatment.
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30-60 / 1000+ resultsresearch Histopathologic Findings of Cutaneous Hyperpigmentation in Addison Disease and Immunostain of the Melanocytic Population
The study found increased skin pigmentation and variable melanocyte density in a patient with Addison's disease.
research Influence of Depigmenting Chemical Agents on Hair and Skin Color in Yellow (Pheomelanic) and Black (Eumelanic) Mice
Certain chemicals cause hair graying in black mice but not yellow mice.
research Segmented Heterochromia in Black Scalp Hair Associated With Iron-Deficiency Anemia
Iron deficiency can cause hair color changes, which can be reversed with iron supplements.
research Increased PHGDH expression uncouples hair follicle cycle progression and promotes inappropriate melanin accumulation
Increased PHGDH expression causes early melanin buildup in hair follicles.
research Morphologic comparison of cultured human epidermis melanocytes,amelanotic melanocytes from hair follicles and mouse melanoma cells observed by atomic force microscope
Melanin granules can be expelled by exocytosis.
research A Variable Monilethrix Phenotype Associated With a Novel Mutation, Glu402Lys, in the Helix Termination Motif of the Type II Hair Keratin hHb1
A new mutation, Glu402Lys, in hair keratin is linked to variable symptoms of monilethrix.
research Total melanonychia of 20 nails as a rare manifestation of vitamin B12 deficiency
Vitamin B12 deficiency can cause darkening of all nails.
research DP18 A mimicker of melanoma on sun-exposed sites
Melanocytic matricoma can look like skin cancer but is usually harmless; surgery and follow-up are advised.
research Melanocytes and Vitiligo (and Hair Graying)
Melanocytes produce melanin; their defects cause vitiligo and hair graying, with treatments available for vitiligo.
research Poliosis circumscripta: Overview and underlying causes
Poliosis circumscripta is a patch of white hair caused by lack of melanin, linked to genetic and acquired conditions.
research Decreased benzothiazole-type pheomelanin in regrown brown hair in alopecia areata
The girl's regrown brown hair had less of certain pigments than her original black hair.
research Monilethrix: a keratin hHb6 mutation is co‐dominant with variable expression
A keratin hHb6 mutation causes a hair disorder with varying severity, influenced by other factors.
research Hypotrichosis and nail dysplasia: A novel hidrotic ectodermal dysplasia
A 3-year-old girl has a rare condition causing sparse hair and nail issues, with minimal improvement from treatment.
research Colourless side of the nude mutation: Foxn1 and hair pigmentation
Foxn1 is essential for hair pigmentation by directing pigment transfer to hair cells.
research Nonsynchronized segmented heterochromia in black scalp hair
A 14-year-old girl's black hair showed unique color changes, suggesting early greying.
research Porokeratotic adnexal ostial nevus: a paradigm of cutaneous mosaicism
PAON shows skin patterns due to genetic mosaicism.
research Hair Repigmentation as a Melanoma Warning Sign
Hair turning darker can be a sign of skin cancer.
research Monilethrix: Beaded hair and hypotrichosis in a child
A 9-year-old girl has a rare hair disorder causing beaded, sparse hair.
research Pigmentary mosaicism: An update
Pigmentary mosaicism causes skin color changes and can affect multiple body systems, but has no cure.
research Melanogenesis is coupled to murine anagen: Toward new concepts for the role of melanocytes and the regulation of melanogenesis in hair growth
Hair color production in mice is closely linked to the hair growth phase and may also influence hair growth itself.
research Uncombable-hair Syndrome
Four children had unmanageable pale blond hair due to uncombable-hair syndrome.
research Hair and nail disorders
Hair and nail disorders can cause changes in scalp pigmentation, especially with sun exposure and alopecia.
research Discreet monilethrix: De novo mutation on the example of polish families
A new mutation caused a rare hair disorder in a Polish girl, not inherited from her family.
research Regulation of melanin synthesis in goat hair follicles by melatonin through the Wnt/β-catenin pathway
research Mutations in the hair cortex keratin hHb6 cause the inherited hair disease monilethrix
research Atypical bilateral hyperpigmented macules on the lower legs possibly due to cyclophosphamide.
Cyclophosphamide likely causes skin darkening by affecting hair follicles.
research Melatonin-induced inhibition of melanogenesis in hair follicles in vitro [proceedings].
research Perkembangan Aksis Pars Intermedia Hipofise – Melanosit Kulit Monyet Ekor Panjang (Macaca fascicularis).
The PI's development is closely linked to skin and hair pigmentation in macaques.
research An approach to disorders of pigmentation
The document concludes that pigmentation disorders in animals involve complex interactions between melanocytes and keratinocytes.