research Human Hair Follicle and Epidermal Melanocytes Exhibit Striking Differences in Their Aging Profile Involving Catalase
Hair follicle cells age faster and lose pigment due to less catalase, causing hair to turn gray.
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research Keratinocytes Regulate the Function of Melanocytes
Keratinocytes control how melanocytes work.
research Premature Graying as a Consequence of Compromised Antioxidant Activity in Hair Bulb Melanocytes and Their Precursors
Gray hair may be caused by lower antioxidant activity in hair cells.
research Immunohistopathological Analysis of Frizzled-4-Positive Immature Melanocytes from Hair Follicles of Patients with Rhododenol-Induced Leukoderma
Rhododendrol in skin-whitening products can cause skin depigmentation and immune reactions.
research Exploring the Potential Effect and Mechanisms of Protocatechuic Acid on Human Hair Follicle Melanocytes
Protocatechuic acid can reduce melanin production and boost antioxidant activity in hair follicles.
research Perspectives and Challenges of Hair Analysis
Hair is a complex organ, and understanding its detailed structure and growth phases is crucial for analyzing substances within it.
research Use of Rice Water (Oryza Sativa) and Hibiscus (Hibiscus Rosa-Sinensis)
Rice water and hibiscus can help improve hair health and growth.
research Alopecia
The document concludes that alopecia has significant social and psychological effects, leading to a market for hair loss treatments.
research BMP Signaling in the Hair Follicle Stem Cell Niche Regulates Hair Growth and Skin Pigmentation
BMP signaling controls hair growth and skin color.
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 Abstracts from the Symposium on the Pathophysiology of Hair Growth Organized by the Institute of Dermatology at the Royal Society of Medicine, 29 October 1987
The symposium concluded that hair growth involves complex processes, including the hair follicle life cycle, the role of the dermal papilla, hair strength, pigmentation, and the impact of diseases and treatments like minoxidil on hair and skin.
research Theoretical Considerations in Laser Hair Removal
Laser hair removal effectiveness depends on targeting hair structures without harming the skin, and improvements require more research and expert collaboration.
research Aging of the Hair Follicle Pigmentation System
Hair grays due to oxidative stress and fewer functioning melanocytes.
research Topical Liposome Delivery of Molecules to Hair Follicles in Mice
Liposomes can safely and effectively deliver substances to mouse hair follicles, potentially useful for human hair treatments.
research Murine Skin as a Target for Melatonin Bioregulation
Melatonin affects mouse skin and may regulate skin functions.
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 Keratin Formation in the Hair Follicle
Keratin fibrils in hair form and stop growing at specific points in the follicle.
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 Long-Term Removal of Unwanted Hair Using Light
Laser and light treatments can effectively remove hair long-term.
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 An Update on Drug-Induced Pigmentation
Some drugs can cause skin and hair color changes, often reversible when the drug is stopped.
research Age-Related Hair Pigment Loss
Graying hair happens due to aging and might be delayed by new treatments.
research Dopamine Is a Novel, Direct Inducer of Catagen in Human Scalp Hair Follicles In Vitro
Dopamine stops hair growth and pigment production in human scalp hair follicles.
research Skin Hyperpigmentation and Increased Angiogenesis Secondary to Vitamin B12 Deficiency in a Young Vegetarian Woman
Vitamin B12 deficiency can cause skin darkening and increased blood vessels, but treatment can improve symptoms.
research Hair Coloration by Gene Regulation: Fact or Fiction?
Gene regulation could revolutionize hair color by altering pigmentation from within.
research Leucoderma Associated With the Use of Topical Minoxidil: A Report of Two Cases
Minoxidil use may cause skin pigmentation loss.
research Immunopathology of the Human Hair Follicle
The document concludes that immune system abnormalities cause alopecia areata, but the exact process is still not completely understood.
research Melatonin Induces a Stimulatory Action on the Scrotal Skin Components of Soay Ram in the Non-Breeding Season
Melatonin stimulates the skin components of ram's scrotum during their non-breeding season.
research Wnt/β-Catenin Signaling Promotes Aging-Associated Hair Graying in Mice
A certain signaling pathway in mice, when increased, causes hair to gray by depleting the cells that give hair its color.
research Biology of the Skin and Dermatological Disease
Knowing how skin works and its diseases helps doctors diagnose and treat skin conditions better.