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.
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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 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 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.
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.
research Pharmacological BACE1 and BACE2 Inhibition Induces Hair Depigmentation by Inhibiting PMEL17 Processing in Mice
Blocking BACE1 and BACE2 enzymes causes hair color loss in mice.
research Oral Zinc Sulphate Causes Murine Hair Hypopigmentation And Is A Potent Inhibitor Of Eumelanogenesis In Vivo
Oral zinc sulphate reduces dark hair color in mice.
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 Repigmentation of Hair Following Adalimumab Therapy
A patient's grey hair regained color during treatment with adalimumab.
research Flavonoids with Two Hydroxyl Groups in the B-Ring Promote Pigmented Hair Regeneration
Certain flavonoids help grow back colored hair after skin injury.
research Optical Coherence Tomography to Evaluate the Effects of Oxidative Hair Dye on the Fiber
Oxidative hair dye changes hair color and structure but doesn't weaken it.
research A Case of Premature Hair Graying Treated with Ferrous Sulfate
Iron supplements can restore normal hair color in cases of premature graying linked to iron deficiency.
research Permanent Localized Hair Repigmentation Following Herpes Zoster Infection
Herpes zoster infection can cause permanent hair color change in the affected area.
research Scalp Hair Repigmentation in the Penumbral Region of Radiotherapy: A Case Series
Radiotherapy can cause rare changes in hair color, which should be discussed with patients.
research Psychiatric Shades of Grey: Mirtazapine-Induced Hair Discoloration and Hair Loss
Mirtazapine may cause hair loss and change hair color, but stopping the drug can reverse these effects.
research A Preliminary Study of Markers for Human Hair Follicle Melanin Stem Cells
Researchers identified potential markers for human hair color stem cells.
research A New Scalp Treatment for Anti-Aging Hair
The new scalp treatment preserves hair color, reduces hair loss, and maintains hair strength.
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 Melanocyte Stem Cells: A Melanocyte Reservoir in Hair Follicles for Hair and Skin Pigmentation
Melanocyte stem cells in hair follicles are key for hair color and could help treat greying and pigment disorders.
research Morphological Changes in Human Scalp Hair Roots During Protein Deprivation
Not eating enough protein can cause hair roots to shrink and lose color, and hair to become thinner.
research A Note on Postinflammatory Hair Darkening
Hair can darken after inflammation and then return to its original color.
research BMI1 Is Required for Melanocyte Stem Cell Maintenance and Hair Pigmentation
BMI1 is essential for preventing hair greying and maintaining hair color.
research Reversible Hypopigmentation of Hair Secondary to Vitamin B12 Deficiency
Vitamin B12 deficiency can cause reversible hair color loss in children.
research Multi-Ancestry Tandem Repeat Association Study of Hair Color Using Exome-Wide Sequencing
Tandem repeats significantly influence hair color, especially darker shades, across different ancestries.