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.
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390-420 / 1000+ results research Nonsynchronized segmented heterochromia in black scalp hair
A 14-year-old girl's black hair showed unique color changes, suggesting early greying.
research Melanocyte Subpopulation Turnover During the Human Hair Cycle: An Immunohistochemical Study
Melanocyte activity in hair follicles is linked to the hair growth cycle, being active in growth phases and inactive in rest phases.
research LB1672 Senescent melanocytes in nevus skin stimulate hair growth
research Chemical Leukoderma from Hair Dye Containing para-Phenylenediamine
Hair dye with para-phenylenediamine can cause skin depigmentation.
research Regrowth of black hair in two red‐haired alopecia areata patients
Two red-haired men with alopecia areata regrew black hair instead of red.
research The color of human hair
Hair color is determined by melanin types and gene activity.
research Familial aggregation of phenotypic expression of premature hair hypopigmentation in the craniofacial region
Premature hair graying in the face may be influenced by genetics and environment.
research Pigtail hair in acute telogen effluvium – Lest we forget!
Pigtail hair is a sign of new hair growth and should be recognized in hair loss conditions like acute telogen effluvium.
research Amelanocytic Anhidrotic Alopecia Areata-like Phenotype After Allogeneic Hematopoietic Cell Transplant
The immune system can cause permanent skin and hair whitening by attacking pigment cells.
research Spontaneous hair hyperpigmentation in response to vitamin intake in pregnancy—A clue for homocystinuria
Taking vitamin B6 corrected a pregnant woman's metabolic disorder, which changed her hair color.
research Metal-Chelation-Assisted Deposition of Polydopamine on Human Hair: A Ready-to-Use Eumelanin-Based Hair Dyeing Methodology
Polydopamine is a safe, effective, and permanent hair dye that turns gray hair black in one hour.
research Reversible Hyperpigmentation of Skin and Nails With White Hair due to Vitamin B12 Deficiency
Vitamin B12 deficiency can cause skin and hair color changes, which are reversible with treatment.
research Effect of intense pulsed light treatment on human skinin vitro: analysis of immediate effects on dermal papillae and hair follicle stem cells
Intense pulsed light treatment mainly damages pigmented hair parts but spares stem cells, allowing hair to regrow.
research Pseudofolliculitis barbae; current treatment options
The document concludes that stopping shaving or removing affected hair can alleviate Pseudofolliculitis barbae (PFB).
research Exosomal miR ‐199a‐3p From Dermal Papilla Cells Regulates Hair Follicle Pigmentation by Targeting POU2F1 in Melanocytes
Exosomal miR-199a-3p from dermal papilla cells helps control hair color by affecting melanocytes.
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 Follicular vitiligo: A rare clinical variant of a common entity
Follicular vitiligo causes hair to gray without skin color loss.
research Micropigmentation and microblading
Scalp micropigmentation is a safe way to hide hair loss and scalp scars by tattooing tiny dots that look like hair follicles.
research The Dark Side of Gefitinib: Reflectance Confocal Microscopy Applied to Hair Hyperpigmentation
Gefitinib can cause hair and eyebrow darkening.
research Hair repigmentation of poliosis circumscripta in androgenetic alopecia patient treated with exosomes and fractional picosecond laser
White hair patch repigmented and hair regrew in a balding patient after treatment with exosomes and laser.
research Premature hair graying: a multifaceted phenomenon
Premature hair graying is caused by genetics, stress, and lifestyle, and affects mental health.
research Monilethrix: Beaded hair and hypotrichosis in a child
A 9-year-old girl has a rare hair disorder causing beaded, sparse hair.
research An approach to disorders of pigmentation
The document concludes that pigmentation disorders in animals involve complex interactions between melanocytes and keratinocytes.
research Isolated patchy heterochromia with pili annulati features on light and electron microscopy
Isolated patchy heterochromia with pili annulati can occur without other health issues.
research Pseudofolliculitis barbae; current treatment options
Stopping shaving or removing hair follicles usually resolves Pseudofolliculitis barbae.
research 13B “Temporary” Scalp Micropigmentation (Trichopigmentation)
Temporary scalp trichopigmentation creates a shaved hair look on the scalp using pigments that fade over time.
research Marie-unna hereditary hypotrichosis
A 12-year-old boy with a rare genetic condition has progressive hair loss with no effective treatment.
research Solar-Induced Postinflammatory Hyperpigmentation after Laser Hair Removal
Sun exposure after laser hair removal can cause skin darkening, which is hard to treat and requires avoiding UV light.
research Increased PHGDH expression promotes aberrant melanin accumulation
Higher PHGDH levels cause unusual melanin buildup in hair follicles.