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.
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720-750 / 1000+ results research Drug-Induced Hair Color Changes
Some medications can cause rare hair color changes, and reporting these side effects is important for patient quality of life.
research Some Chemical Influences on Hair Growth and Pigmentation
Certain chemicals can change hair growth and color.
research The Thyroid Hormone Analogue KB2115 (Eprotirome) Prolongs Human Hair Growth (Anagen) Ex Vivo
KB2115 (eprotirome) can safely extend the hair growth phase without damaging cells or changing hair color.
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 MTORC1 Activity Negatively Regulates Human Hair Follicle Growth and Pigmentation
High mTORC1 activity slows hair growth and causes it to lose color.
research The Effects of Gamma Rays on the Regeneration of Hair Follicles Are Carried Over to Later Hair Cycles
Gamma-ray exposure can cause long-lasting damage to hair follicles, affecting hair structure and color.
research Hair Follicle Melanogenesis Reflected in Hair Pigmentation as a Developmental Factor in Alopecia Areata
Hair color is not a risk factor for developing alopecia areata.
research Hair Cosmetics
Hair care products clean, protect, style, color, and change hair structure.
research Color-Transition Sign: A Useful Trichoscopic Finding for Differentiating Alopecia Areata Incognita from Telogen Effluvium
The "color-transition sign" helps tell apart alopecia areata incognita from telogen effluvium by looking at hair color changes.
research Effect of Cosmetic Hair Treatment and Natural Hair Color on Hair Testosterone Concentrations
Cosmetic hair treatments can increase hair testosterone levels, while natural hair color does not affect it.
research Author Response: Quantitative Mapping of Human Hair Greying and Reversal in Relation to Life Stress
Hair can naturally regain color after greying, and this change may be linked to stress levels.
research Adverse Hair Reactions to New Targeted Therapies for Cancer
New cancer treatments are less harmful to hair but can still cause hair loss, color, shape, and growth changes.
research Sudden Onset Hair Loss and Color Change
A man's sudden hair loss and color change to white was diagnosed as alopecia areata and it improved on its own after six months.
research Antioxidant Properties of Platycladus Orientalis Flavonoids for Treating UV-Induced Damage in Androgenetic Alopecia Hair
Platycladus orientalis flavonoids protect balding hair from UV damage and slow hair color change.
research Disorders of Hair Pigmentation
Hair color is determined by melanin and can be affected by genetic conditions like albinism.
research Decision Letter: Quantitative Mapping of Human Hair Greying and Reversal in Relation to Life Stress
Hair can naturally regain color, and stress might influence greying and its reversal.
research Changes in Hair Diameter After Treatment of Androgenic Alopecia: The First Case-Control Study
Treating androgenic alopecia can significantly increase hair thickness, especially in males, with hair color and scalp location also affecting hair diameter.
research The Hair Pigmentation Unit And Hair Graying
Hair color is due to active pigment cells in hair during growth.
research The Redox Biochemistry of Human Hair Pigmentation
Human hair color is influenced by complex biochemical processes involving enzymes and reactive oxygen species.
research Hair and Amino Acids: The Interactions and the Effects
Amino acids in conditioners improve hair strength, hydration, and color retention.
research Segmental Hair Analysis as a Retrospective Testosterone Diary: Possibilities and Pitfalls
Segmental hair analysis can track testosterone over time but needs adjustments for sex, hair color, and washing frequency.
research Segmental Hair Analysis - A Retrospective Testosterone Diary?
Hair analysis can somewhat track past testosterone levels but is influenced by factors like hair washing, growth rate, sex, and hair color.
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 Hair Cosmetics: Dyes
Hair dyes can change hair color temporarily or permanently but may cause side effects like skin reactions and hair damage.
research Effects of the Selective TrkA Agonist Gambogic Amide on Pigmentation and Growth of Human Hair Follicles In Vitro
Gambogic Amide helps maintain hair color and promotes hair growth.
research Repigmentation of Gray Hair After Thyroid Hormone Treatment
Gray hair regained color after thyroid hormone treatment.
research Heptaminol-Induced Hair Depigmentation in a Hemodialysis Patient
Stopping heptaminol medication reversed hair color loss in a patient on dialysis.
research New Hair Care Ingredients Introduced in March 2011
Several companies launched new hair care ingredients in 2011 to improve conditioning, color retention, combability, and heat protection.
research Topical Application of a Protein Kinase C Inhibitor Reduces Skin and Hair Pigmentation
Applying a specific inhibitor lightens skin and hair color.