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.
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research Hair Pigmentation: A Research Update
Hair color is determined by different melanins and changes with age.
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 Age, Health, and Attractiveness Perception of Virtual Human Hair
Hair style affects perceptions of age, health, and attractiveness more than hair color does.
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 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 Cosmetics
Hair care products clean, protect, style, color, and change hair structure.
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 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 The Chemistry Mechanism of Hair Dyes
Permanent hair dyes use chemicals that react with hydrogen peroxide to create color.
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 Analysis of Genome DNA Methylation at Inherited Coat-Color Dilutions of Rex Rabbits
Inherited color dilution in Rex rabbits is linked to DNA methylation changes in hair follicles.
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 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 Disorders of Hair Pigmentation
Hair color is determined by melanin and can be affected by genetic conditions like albinism.
research From Hair Color to Diagnosis
Hair color is influenced by genetics and can indicate certain health conditions.
research The Redox Biochemistry of Human Hair Pigmentation
Human hair color is influenced by complex biochemical processes involving enzymes and reactive oxygen species.
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 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 Hair Cosmetics: Dyes
Hair dyes can change hair color temporarily or permanently but may cause side effects like skin reactions and hair damage.
research Hair Coloration by Gene Regulation: Fact or Fiction?
Gene regulation could revolutionize hair color by altering pigmentation from within.
research Sox2 in the Dermal Papilla Regulates Hair Follicle Pigmentation
Sox2 controls hair color by affecting pigment production in hair follicles.
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.