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.
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30 / 1000+ resultsresearch Morphologic Comparison of Cultured Human Epidermis Melanocytes, Amelanotic Melanocytes from Hair Follicles, and Mouse Melanoma Cells Observed by Atomic Force Microscope
Melanin granules can be expelled by exocytosis.
research Curly Wood and Tiger Tails: The Tiger Tail Phenomenon in Trichothiodystrophy
Tiger tail bands in hair are caused by wavy hair fibers with melanin, unlike straight fibers in normal hair.
research Qualitative Investigation of Fresh Human Scalp Hair with Full-Field Optical Coherence Tomography
Melanin density affects hair color, and this method can help in cosmetic assessments and diagnosing hair diseases.
research Disorders of Hair Pigmentation
Hair color is determined by melanin and can be affected by genetic conditions like albinism.
research The Silver Locus Product (Silv/gp100/Pmel17) as a New Tool for the Analysis of Melanosome Transfer in Human Melanocyte–Keratinocyte Co-Culture
The new assay can track and measure melanosome transfer between skin cells, confirming filopodia's role in this process.
research A Discourse on Human Hair Fibers and Reflections on the Conservation of Drug Molecules
Hair analysis for drugs needs a better understanding of how drugs enter hair, considering factors like hair structure and pigmentation.
research Distribution of Glycolipid and Unsaturated Fatty Acids in Human Hair
Human hair has more unsaturated fats inside than on the surface, and certain lipids may help bind the outer and inner layers together.
research Chloracne: Histopathologic Findings in One Case
Tiny infundibular cysts are the main lesions in chloracne, not comedones.
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 A Study of the Photolightening Mechanism of Blond Hair with Visible and Ultraviolet Light
Blond hair lightens more with visible light directly, while ultraviolet light lightens it after washing by damaging other hair parts.
research Hair Microscopy: An Easy Adjunct to Diagnosis of Systemic Diseases in Children
Hair microscopy is a simple and cost-effective method to help diagnose systemic diseases in children.
research Absence of H2O2 Breakdown in Human Hair Medulla: Implications in Follicular Melanogenesis
Human hair medulla doesn't break down hydrogen peroxide, which may affect hair color formation.
research Ultrastructural Characteristics of Neonate Scalp Hair
Neonate scalp hair is thinner, lacks a medulla, and has smaller follicles compared to adult hair.
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 Photodegradation of Human Hair: A Microscopy Study
UV radiation significantly damages hair, especially with humidity, making it more vulnerable to further damage.
research Melanin Pigmentary Disorders: Treatment Update
Treatments for melanin disorders exist, but more effective options needed.
research Stimulating Effect of Adrenalectomy on Hair Growth and Melanin Deposition in Black Rats Fed Diets Adequate and Deficient in the Filtrate Factors of Vitamin B1
Adrenalectomy boosts hair growth and melanin in black rats, even with vitamin B¹ deficiency.
research Epimedium Brevicornum Maxim Extract Enhances Melanin Biosynthesis and Melanosome Biogenesis/Transfer
Epimedium extract helps increase skin pigmentation and could be a new treatment for conditions with reduced pigmentation.
research Loss of Epidermal Melanin Unit Integrity in Human Skin During Melanoma Genesis
Melanoma development can be linked to the breakdown of skin's melanin-producing units.
research Hair Growth Cycle Affects Hair Follicle Destruction by Ruby Laser Pulses
Ruby laser pulses best destroy hair follicles during the growth phase and effectiveness varies with laser intensity; melanin is key for targeting, and timing treatments can improve results.
research Efficacy of an Agonist of α-MSH, the Palmitoyl Tetrapeptide-20, in Hair Pigmentation
Palmitoyl tetrapeptide-20 may help reduce hair greying and increase melanin production.
research Pigmentation Effect of Rice Bran Extract in Hair Follicle-Like Tissue and Organ Culture Models
Rice bran extract boosts melanin production in hair follicles.
research Hair Follicle Pigmentation: Mechanisms and Factors Influencing Melanin Production
Hair color is determined by melanin produced and transferred in hair follicles.
research A Guide to Assessing Damage Response Pathways of the Hair Follicle: Lessons From Cyclophosphamide-Induced Alopecia in Mice
The document concludes that assessing hair follicle damage due to cyclophosphamide in mice involves analyzing structural changes and suggests a scoring system for standardized evaluation.
research An Update on Drug-Induced Pigmentation
Some drugs can cause skin and hair color changes, often reversible when the drug is stopped.
research The Removal of Unwanted Hair Using a Ruby Laser
Ruby laser hair removal significantly reduces hair density.
research Antioxidant, Black Hair, and Hair Growth Effect of Mixed Extracts of Nardostachys Jatamansi, Ocimum Basilicum and Crocus Sativus
NOC-4 extract promotes black hair and hair growth effectively.
research From Hair Color to Diagnosis
Hair color is influenced by genetics and can indicate certain health conditions.
research Aging of the Hair Follicle Pigmentation System
Hair grays due to oxidative stress and fewer functioning melanocytes.