research Human Hair Pigment: A Mild Isolation Procedure and a Method for Characterization
A new method was developed to gently isolate hair pigment while keeping its structure intact.
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960-990 / 1000+ resultsresearch Follicular vitiligo: A rare clinical variant of a common entity
Follicular vitiligo causes hair to gray without skin color loss.
research Pigmented Hair-Thickening Fibers: A Camouflage Technique for Alopecia in Patients with Epidermolysis Bullosa
Colored hair-thickening fibers can help hide hair loss in some people with Epidermolysis Bullosa but may cause scalp irritation.
research The Peripheral Clock Regulates Human Pigmentation
Certain genes control the color of human hair by affecting pigment production.
research A function for Rac1 in the terminal differentiation and pigmentation of hair
Rac1 is essential for proper hair structure and color.
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 A function for Rac1 in the terminal differentiation and pigmentation of hair
Rac1 is crucial for normal hair structure and pigmentation.
research An unusual case of increased hair pigmentation in previously grey-white hair
A 73-year-old man's grey-white hair turned dark brown after eczema treatment.
research Focal Scalp Hair Heterochromia in an Infant
An infant had two different natural hair colors on the scalp with no health issues.
research T-Cell Reconstitution after Thymus Xenotransplantation Induces Hair Depigmentation and Loss
T-cell reconstitution after thymus transplantation can cause hair whitening and loss.
research Chemical Leukoderma from Hair Dye Containing para-Phenylenediamine
Hair dye with para-phenylenediamine can cause skin depigmentation.
research Tryptophan in human hair: correlation with pigmentation
Men have more tryptophan in their hair than women, and it increases with age and is higher in darker and grey or white hair.
research Supravenous Repigmentation of Hair Shafts in a Patient with Regrowing Alopecia Totalis: A Case Report and Hypothesis
A woman with alopecia totalis regrew dark hair in bands after using a corticosteroid ointment.
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 Atypical bilateral hyperpigmented macules on the lower legs possibly due to cyclophosphamide.
Cyclophosphamide likely causes skin darkening by affecting hair follicles.
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 Beyond the Epidermal-Melanin-Unit: The Human Scalp Anagen Hair Bulb Is Home to Multiple Melanocyte Subpopulations of Variable Melanogenic Capacity
The human scalp has different types of pigment cells in hair follicles with varying abilities to produce pigment.
research Alopecia areata with white hair regrowth: case report and review of poliosis
White hair regrowth in alopecia areata may be more common than thought.
research Diffuse partial woolly hair in a patient with epidermolysis bullosa simplex with mottled pigmentation
A patient with a rare hair condition and skin disorder showed hair improvement after treatment.
research Quantitation of normal human hair pigmentation by electron microscopy
Daily hair care may cause holes in hair fibers.
research Hair Melanin and Hair Color
research Dermoscopy findings of alopecia areata in an African-American patient
Skin color may change how alopecia areata looks under a dermoscope.
research Hair Depigmentation Is a Biological Readout for Pharmacological Inhibition of KIT in Mice and Humans
Hair color loss can indicate the effectiveness of a drug targeting the KIT protein in mice and humans.
research Regenerative Hair Pigmentation via Skin Organoids: Adaptive Patterning Mediated by Collagen VI and Semaphorin 3C
Collagen VI and Semaphorin 3C are important for hair pigmentation and could help treat pigmentation disorders.
research Disseminated Nonsegmental Vitiligo Associated With Halo Nevi and Premature Gray Hair
A rare combination of halo nevi, nonsegmental vitiligo, and early gray hair can occur together.
research Repigmentation of hair after latanoprost therapy
Latanoprost therapy potentially caused a woman's white hair to darken again.
research Biology of hair pigmentation and its role in premature canities
Early hair graying is often inherited and influenced by genetics, environment, and lifestyle, but treatment options are limited.
research Chemically Induced Depigmentation of Skin and Hair
Some chemicals can permanently or temporarily remove color from skin and hair, which can be distressing and is not well-regulated in cosmetics.
research Functionally distinct melanocyte populations revealed by reconstitution of hair follicles in mice
Only skin melanocytes, not other types, can color hair in mice.
research Heptaminol-Induced Hair Depigmentation in a Hemodialysis Patient
Stopping heptaminol medication reversed hair color loss in a patient on dialysis.