research Subclinical speckled perifollicular melanosis of the scalp.
The scalp has a natural speckled pattern of increased pigment around hair follicles, possibly linked to local hormone production.
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540-570 / 1000+ results research The Dark Side of Gefitinib: Reflectance Confocal Microscopy Applied to Hair Hyperpigmentation
Gefitinib can cause hair and eyebrow darkening.
research Carvone Decreases Melanin Content by Inhibiting Melanoma Cell Proliferation via the Cyclic Adenosine Monophosphate (cAMP) Pathway
Carvone helps treat skin issues by reducing melanin and stopping harmful cell growth.
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 Current best evidence in pigmentary dermatology
Several treatments are effective for pigmentary disorders like vitiligo and melasma.
research Genetic Prediction of Eye, Hair, and Skin Color: Forensic Applications and Challenges in Latin American Populations
Accurate prediction of eye, hair, and skin color in Latin American populations requires region-specific models and ethical guidelines.
research Melanocyte progenitor cells reside in human subcutaneous adipose tissue
Melanocyte progenitor cells are found in human fat tissue and can become mature melanocytes, which may help treat skin issues.
research Murine skin as a target for melatonin bioregulation
Melatonin affects mouse skin and may regulate skin functions.
research Local Actions of Thyrotropin-Releasing Hormone Regulate Hair Color
TRH in hair follicles can influence hair color by increasing melanin.
research Reversible Facial Hyperpigmentation Associated With Vitamin B12 Deficiency
Vitamin B12 deficiency can cause facial dark spots that go away with treatment.
research A function for Rac1 in the terminal differentiation and pigmentation of hair
Rac1 is crucial for normal hair structure and pigmentation.
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 Photosensitized 2-amino-3-hydroxypyridine-induced mitochondrial apoptosis via Smac/DIABLO in human skin cells
Using A132 hair dye with sunlight can cause skin damage and hair loss.
research Novel Chemically Modified Curcumin (CMC) Analogs Exhibit Anti-Melanogenic Activity in Primary Human Melanocytes
CMC2.24 and CMC2.23 reduce melanin safely and effectively.
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 Nonsynchronized segmented heterochromia in black scalp hair
A 14-year-old girl's black hair showed unique color changes, suggesting early greying.
research Hair and nail disorders
Hair and nail disorders can cause changes in scalp pigmentation, especially with sun exposure and alopecia.
research A neuroendocrinological perspective on human hair follicle pigmentation
Brain hormones significantly affect hair color and could potentially be used to prevent or reverse grey hair.
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 Identification of hair shaft progenitors that create a niche for hair pigmentation
Scientists found cells in hair that are key for growth and color.
research Betamethasone actives cultured amelanotic melanocytes derived from outer root sheath of human hair follicle
Betamethasone activates and increases the growth of certain skin cells from hair follicles.
research Axitinib-induced repigmentation of grey hair in a patient with metastatic renal cell carcinoma
Axitinib treatment turned a man's grey hair back to black.
research Lichen planus pigmentosus: a clinico‐pathological study in a Caucasian population from North Africa
Lichen planus pigmentosus mainly affects middle-aged women with darker skin, is underreported, and is hard to treat.
research Mechanisms of Hair Graying: Incomplete Melanocyte Stem Cell Maintenance in the Niche
Hair graying is caused by the loss of pigment cells due to poor maintenance of stem cells in the hair follicle.
research Anti-graying effect of the extract of Pueraria thunbergiana via upregulation of cAMP/MITF-M signaling pathway
Pueraria thunbergiana extract may help prevent hair from turning gray.
research 1363 Hair follicle growth and pigmentation during ageing
The research found that a specific skin cell type not only triggers hair growth but also controls hair color, and that aging can lead to hair loss and color changes.
research Temporal Variations of Skin Pigmentation in C57Bl/6 Mice Affect Optical Bioluminescence Quantitation
Increased skin pigmentation in mice reduces bioluminescent signal accuracy.
research Adam10 haploinsufficiency causes freckle-like macules in Hairless mice
A mutation in the Adam10 gene causes freckle-like spots on Hairless mice.
research Gene expression profiling of human keratinocytes exposed to the hair-dying agent, m-aminophenol
m-Aminophenol in hair dye can cause skin cell toxicity and stress responses.
research Drug-induced hair pigmentation: Clinical perspectives and updates
Certain drugs can change hair color, either lightening or darkening it.