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.
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research Chronic Stress Suppresses the Expression of Cutaneous Hypothalamic–Pituitary–Adrenocortical Axis Elements and Melanogenesis
Chronic stress can reduce skin pigmentation.
research Age-related hair changes in men: Mechanisms and management of alopecia and graying
Men's hair loss is caused by hormones and genes, and can be treated with medication and surgery, while graying is due to aging and has no prevention except dyeing.
research Traumatic Alopecia in Trichotillomania: a Pathogenic Interpretation of Histologic Lesions in the Pilosebaceous Unit*
Skin biopsy can help diagnose hair loss from trichotillomania.
research A pilot study for triple combination therapy with a low-fluence 1064 nm Q-switched Nd:YAG laser, hydroquinone cream and oral tranexamic acid for recalcitrant Riehl’s Melanosis
The combination therapy significantly improved Riehl’s melanosis in patients without serious side effects.
research Marie Antoinette Syndrome
Marie Antoinette syndrome causes sudden hair whitening, but its exact cause is unknown.
research Laser therapy on darker ethnic skin
Laser therapy on darker skin has higher risks and needs expert handling.
research Hair Follicular Expression and Function of Group X Secreted Phospholipase A2 in Mouse Skin
sPLA2-X is crucial for normal hair growth and follicle health.
research "Curly" Wood and Tiger Tails
Tiger tail bands in hair are caused by wavy hair fibers with melanin, unlike straight fibers in normal hair.
research Antimelanogenic effect of ginsenoside Rg3 through extracellular signal-regulated kinase-mediated inhibition of microphthalmia-associated transcription factor
Ginsenoside Rg3 from Panax ginseng can lighten skin by reducing melanin production.
research Quantifying variation in human scalp hair fiber shape and pigmentation
African hair is curled, Asian hair is thick, European hair is lighter, and chemical methods help identify hair color differences.
research Tyrosinase Depletion Prevents the Maturation of Melanosomes in the Mouse Hair Follicle
Reducing Tyrosinase prevents mature color pigment cells from forming in mouse hair.
research Histopathology of aging of the hair follicle
Hair becomes gray and thin as we age, and while most hair loss in older people is due to genetics, there's a chance for gray hair to regain color under certain conditions.
research Histologic and Cell Kinetic Studies of Hair Loss and Subsequent Recovery Process of Human Scalp Hair Follicles Grafted onto Severe Combined Immunodeficient Mice
Stem cells are key for hair follicle recovery.
research Vitamin D: Role in Skin and Hair
Vitamin D affects skin and hair by influencing cell behavior and melanin production.
research The physical and chemical disruption of human hair after bleaching – studies by transmission electron microscopy and redox proteomics
Bleaching hair causes severe structural and chemical damage, including protein loss and oxidation.
research Oral zinc sulphate causes murine hair hypopigmentation and is a potent inhibitor of eumelanogenesisin vivo
Oral zinc sulphate reduces dark hair color in mice.
research Re-Evaluating Cyclosporine A as a Hair Growth–Promoting Agent in Human Scalp Hair Follicles
Cyclosporine A promotes hair growth and prolongs the active growth phase in human hair follicles, but may work differently than in rodents.
research Dermal Adipose Tissue Secretes HGF to Promote Human Hair Growth and Pigmentation
Fat under the skin releases HGF which helps hair grow and gain color.
research Genomewide analysis of copy number variants in alopecia areata in a C entral E uropean cohort reveals association with MCHR 2
MCHR2 gene duplications may be linked to alopecia areata.
research Rippled‐pattern trichomatricoma
A unique hair tumor with a rippled pattern was identified, showing incomplete differentiation and unusual cell arrangements.
research Black Hair Follicular Dysplasia in Black and White Saluki Dogs: Differentiation from Color Mutant Alopecia in the Doberman Pinscher by Microscopic Examination of Hairs
Black and white Saluki dogs have a unique hair loss condition different from Doberman pinschers.
research Photochemical alterations in human hair. I. Artificial irradiation and investigations of hair proteins
Melanin in black hair protects it from sun damage better than light-brown hair.
research Interaction between stem cell factor and endothelin-1: effects on melanogenesis in human skin xenografts
SCF and ET-1 together significantly increase skin pigmentation and melanin production.
research Decrypting the Potential of Nanotechnology-Based Approaches as Cutting-Edge for Management of Hyperpigmentation Disorder
Nanotechnology can improve treatments for skin discoloration.
research Dyeing regions of oxidative hair dyes in human hair investigated by nanoscale secondary ion mass spectrometry
Hair dye colors mainly target melanin granules in black hair.
research UV damage of the hair.
Excessive sun exposure damages hair, causing protein loss and color changes.
research Critical Role of ATP-P2X7 Axis in UV-Induced Melanogenesis
ATP increases melanin production in skin after UV exposure, with the P2X7 receptor being crucial for this process.
research The Effect of Butin on the Vitiligo Mouse Model Induced by Hydroquinone
Butin is effective in treating vitiligo in mice.
research A case of simultaneously occurring lichen sclerosus and segmental vitiligo: connecting the underlying autoimmune pathogenesis
The case suggests a possible autoimmune link between lichen sclerosus and vitiligo.