research Staining of human skin with RGB trichrome unveils a proteoglycan-enriched zone in the hair dermal sheath
A new staining method shows a special area in the hair's skin layer with lots of proteoglycans.
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660-690 / 1000+ results research Reversible cutaneous hyperpigmentation and nails with white hair due to vitamin B12 deficiency.
Vitamin B12 deficiency can cause skin darkening and white hair, but it's reversible.
research Is increased constitutive skin and hair pigmentation an early sign of puberty?
Darker skin in 10-year-old girls may be an early sign of puberty.
research Towards a “free radical theory of graying”: melanocyte apoptosis in the aging human hair follicle is an indicator of oxidative stress induced tissue damage
Oxidative stress causes hair to gray by damaging and killing pigment cells.
research 1200 The biology of melanocytes
Melanocytes are cells that make skin and hair color and help protect skin from sun damage.
research Dermoscopy findings of alopecia areata in an African-American patient
Skin color may change how alopecia areata looks under a dermoscope.
research Coordinated Activation of Wnt in Epithelial and Melanocyte Stem Cells Initiates Pigmented Hair Regeneration
Wnt signaling is crucial for pigmented hair regeneration by controlling stem cell activation and differentiation.
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 Mode of redifferentiation and melanogenesis of melanocytes in mouse hair follicles
research Lichen planus pigmentosus and lichen planopilaris
Some people with lichen planus pigmentosus might later develop frontal fibrosing alopecia.
research Micropigmentation
Micropigmentation is a cosmetic tattooing technique for hiding skin issues and creating permanent makeup, but it can have side effects.
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 Untersuchungen der Fremdstoffbindung in permanenten Keratinozyten- und Melanozyten-Zelllinien sowie die Eignung von Primärkulturen aus humanen Haarfollikeln zur In-vitro-Messung der Fremdstoffaufnahme im Haar
Unpigmented keratinocytes absorb substances faster, while melanocytes bind more strongly to melanin.
research Hair morphogenesisin vitro: formation of hair structures suitable for implantation
Scientists created early-stage hairs from mouse cells that grew into normal, pigmented hair when implanted into other mice.
research Melanocytes: The new Black
Melanocytes are crucial for skin pigmentation and can affect conditions like melanoma, vitiligo, and albinism, as well as hair color and hearing.
research The Dark Side of Gefitinib: Reflectance Confocal Microscopy Applied to Hair Hyperpigmentation
Gefitinib can cause hair and eyebrow darkening.
research Woman with hyperpigmented plaque and alopecia
The treatment didn't work for the woman's hair loss and skin darkening.
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 Hot Stuff: Thermal Imaging Aids in Cellulitis Diagnosis
The document concludes that a protein involved in hair growth may link to baldness and that more research is needed on its role in hair loss and skin cancer treatments.
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 Topical Application of a Protein Kinase C Inhibitor Reduces Skin and Hair Pigmentation
Applying a specific inhibitor lightens skin and hair color.
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 Expression of the hair stem cell-specific keratin 15 in pilar tumors of the skin.
K15 staining helps distinguish basal cell carcinoma from trichoepithelioma.
research Dermatoses common in blacks
Certain skin conditions are more common in black people due to hair and skin differences.
research Postinflammatory hyperpigmentation: a common but troubling condition
Postinflammatory hyperpigmentation causes dark skin patches and needs personalized treatment.
research Human skin color: Origin, variation and significance
Human skin and hair color variation is mainly due to melanin produced by a few genes, with melanin protecting against sun damage.
research Rapid hair depigmentation in patient treated with pazopanib
Pazopanib treatment caused rapid hair color loss, possibly indicating its effectiveness.
research Surgical Treatments of Leukodermas Other Than Vitiligo Vulgaris
Hair transplantation showed the most promise for repigmenting white hair, especially for eyebrows and eyelashes.
research Alopecia as a rare but distinct manifestation of pemphigus vulgaris
Hair loss is a rare but recognized symptom of pemphigus vulgaris, with patients usually regrowing hair after treatment.
research A function for Rac1 in the terminal differentiation and pigmentation of hair
Rac1 is essential for proper hair structure and color.