research Human hair melanins: what we have learned and have not learned from mouse coat color pigmentation
We know less about human hair pigmentation than mouse coat color, but pH and cysteine levels are key factors.
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research Hair Re-Pigmentation After Nilotinib
Nilotinib may cause gray hair to return to its original color.
research Trichopigmentation or Scalp Dermopigmentation
Trichopigmentation is a non-invasive, reversible treatment for hair loss that offers natural-looking results for both men and women.
research PIGMENTATION OF HAIR ON TRANSPLANTED SKIN IN HOODED RATS
Transplanted skin on hooded rats often grows white hair instead of black.
research Herbal insights into melanin synthesis: Enhancing hair health naturally
Melanin is important for hair color, health, and UV protection.
research Pigmented Casts
Pigmented casts are common in several hair loss conditions and can help diagnose specific types of alopecia.
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 Adiponectin negatively regulates pigmentation, Wnt/β-catenin and HGF/c-Met signalling within human scalp hair follicles ex vivo
Adiponectin reduces hair pigmentation and affects hair growth signals.
research Pigmentation of regenerated hairs after wounding
Regenerated hairs can regain their color if the wound occurs during a certain stage of hair growth, and this process is helped by specific skin cells and proteins.
research Repigmentation of hair after latanoprost therapy
Latanoprost therapy potentially caused a woman's white hair to darken again.
research Beyond the Epidermal-Melanin-Unit: The Human Scalp Anagen Hair Bulb Is Home to Multiple Melanocyte Subpopulations of Variable Melanogenic Capacity
The human scalp has different types of pigment cells in hair follicles with varying abilities to produce pigment.
research Surgical Management of Leukotrichia
Surgical repigmentation can permanently restore color to white hair in vitiligo patients.
research Drug-induced hair pigmentation: Clinical perspectives and updates
Certain drugs can change hair color, either lightening or darkening it.
research Anomalous Fluorescence of White Hair Compared to Other Unpigmented Keratin Fibres
White hair has weaker tryptophan fluorescence than other unpigmented fibers, possibly due to UV exposure or unknown substances.
research Hair melanocytes as neuro-endocrine sensors—Pigments for our imagination
Hair melanocytes help the skin respond to stress and regulate hair pigmentation.
research A Note on Postinflammatory Hair Darkening
Hair can darken after inflammation and then return to its original color.
research Pigmented Hair-Thickening Fibers: A Camouflage Technique for Alopecia in Patients with Epidermolysis Bullosa
Colored hair-thickening fibers can help hide hair loss in some people with Epidermolysis Bullosa but may cause scalp irritation.
research Pili Annulati
The patient's hair has unique structural differences with alternating bright and dark bands.
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 Follicular Vitiligo: A Rare and Under Recognized Variant
Follicular vitiligo causes hair whitening without skin color change and can be treated for repigmentation.
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 mTORC1 activity negatively regulates human hair follicle growth and pigmentation
High mTORC1 activity slows hair growth and causes it to lose color.
research The color of skin: white diseases of the skin, nails, and mucosa
The document concludes that while white skin, nail, and mucosa diseases increase skin cancer risk, they are generally harmless, especially compared to darker pigmentation conditions.
research Interaction of Minoxidil with Pigment in Cells of the Hair Follicle: An Example of Binding without Apparent Biological Effects
Minoxidil binds to hair pigment but doesn't affect hair growth.
research Pseudopili Annulati in a Dark‐Haired Individual: A Light and Electron Microscopic Study
A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
research Presence of iron in segmented heterochromia of the scalp hair without iron-deficiency anaemia
Iron can be present in hair color changes without overall iron deficiency.
research Splenic eumelanin differs from hair eumelanin in C57BL/6 mice.
Splenic eumelanin in C57BL/6 mice is different from hair eumelanin.
research Sox2 in the dermal papilla regulates hair follicle pigmentation
Sox2 controls hair color by affecting pigment production in hair follicles.
research Striking White Hair
Poliosis causes white hair patches due to lack of melanin.
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.