research Homocysteine in Androgenetic Alopecia: A Case Control Study and Observational Experiments on Mice
Higher homocysteine levels may inhibit hair growth and are linked to androgenetic alopecia.
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270-300 / 1000+ results research Tryptophan in Human Hair: Correlation with Pigmentation
Men have more tryptophan in their hair than women, and it increases with age and is higher in darker and grey or white hair.
research Monilethrix of the Scalp from Almost Normal Aspect to Total Alopecia: Variable Intrafamilial Expressiveness
Monilethrix causes different levels of hair loss in family members.
research Estrogen Receptors in Black and White Hairs
Females have higher estrogen receptor levels in hair than males, and these levels decrease in white hair compared to black hair.
research Treatment of Hirsutism and Acne in Hyperandrogenism
Medicines that lower androgen levels and hair removal treatments help manage excessive hair and acne in women with PCOS.
research Alopecia in Three Macaque Species Housed in a Laboratory Environment
Different monkey species in a lab showed varying levels of hair loss due to factors like type, sex, age, season, and living conditions.
research The Effect of Melatonin Implants Administered from December Until April on Plasma Prolactin, Triiodothyronine, and Thyroxine Concentrations and on the Timing of the Spring Moult in Cashmere Goats
Melatonin implants can change the seasonal prolactin levels and hair growth in adult cashmere goats but not in juveniles, and don't delay spring moult for better fiber harvesting.
research Insights Into Structural and Proteomic Alterations Related to pH-Induced Changes and Protein Deamidation in Hair
Haircare products with a pH between 5 and 7 are best for maintaining healthy hair.
research A Study on the Muscle Immobility of Depression: The Weightlessness Within
Depressed individuals have higher hair sodium and potassium levels, similar to changes seen in astronauts.
research The Relationship Between Stress Levels and Hair Loss (Telogen Effluvium) in First-Year Female Medical Students at Muhammadiyah University of Malang
Stress levels are linked to hair loss in female medical students at Muhammadiyah University of Malang.
research The Degradative Characteristics of Hair in Water Samples with Altered pH
Hair fibers degrade and change color in very basic water.
research Hormonal Basis of Male and Female Androgenic Alopecia: Clinical Relevance
Hair loss in men and women is linked to high stress hormone levels and other hormonal imbalances, suggesting treatments should be customized to each person's hormones.
research Chronic Telogen Effluvium in Women: Role of Micronutrients, a Case-Control Study in Northern Iran
The study concluded that low iron and vitamin D levels in women might play a role in chronic hair loss, despite no significant difference between those with and without hair loss.
research The Expression of Insulin-Like Growth Factor 1 in Follicular Dermal Papillae Correlates with Therapeutic Efficacy of Finasteride in Androgenetic Alopecia
Higher IGF-1 levels in hair follicles link to better finasteride results for hair loss.
research The Role of Iron and Zinc in Chemotherapy-Induced Alopecia
Iron and zinc levels in hair are not linked to hair loss from chemotherapy.
research YKL-40: A Sensitive Biomarker for Early Androgenetic Alopecia and Early Hidden Metabolic Syndrome
High YKL-40 levels predict early hair loss and hidden metabolic issues.
research Elucidating Causal Relationships of Diet-Derived Circulating Antioxidants and the Risk of Non-Scarring Alopecia: A Mendelian Randomization Study
Higher levels of β-carotene and vitamin E may help prevent certain types of hair loss.
research Biocompatibility Of Kaps-Depleted Residual Hair
KAP-depleted hair causes less immune response and is more biocompatible for implants.
research Effects of Maintaining Solstice Light and Temperature on Reproductive Activity, Coat Growth, Plasma Prolactin, and Melatonin in Goats
Goat reproductive activity and coat growth are affected by light and temperature, with temperature altering prolactin levels and hair growth, but not melatonin or estrus onset.
research Is the Comb Over Dying? A Mouse Model for Male Pattern Baldness (Androgenic Alopecia)
The mouse model suggests male pattern baldness may be due to an enzyme increasing DHT and higher androgen receptor levels in hair follicles.
research Hair Concentrations of Selenium in the Moldovan Population
People in Moldova have less selenium in their hair than recommended, which may contribute to hair loss.
research The Role of Melatonin in Neuroectodermal-Mesodermal Interactions: The Hair Follicle Synthesizes Melatonin and Expresses Functional Melatonin Receptors
Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
research Fibroblast Growth Factor 5-Short (FGF5s) Inhibits the Activity of FGF5 in Primary and Secondary Hair Follicle Dermal Papilla Cells of Cashmere Goats
FGF5s can block the effects of FGF5, which may help control hair growth in cashmere goats.
research Keratin Formation in the Hair Follicle
Keratin fibrils in hair form and stop growing at specific points in the follicle.
research Dietary Isoflavone Increases Insulin-Like Growth Factor-I Production, Thereby Promoting Hair Growth in Mice
Eating isoflavone can help mice grow hair by increasing a growth factor.
research Investigation by Imaging Mass Spectrometry of Biomarker Candidates for Aging in the Hair Cortex
Certain molecules in hair change with age and could be used for cosmetic treatments.
research Dietary Vitamin A Regulates Wingless-Related MMTV Integration Site Signaling to Alter the Hair Cycle
Eating vitamin A affects hair growth and health by changing cell signals in mice.
research Analysis of DNA in Hair Fibers
Small amounts of DNA can be found in the hair shaft, especially near the root, but it decreases with hair treatments and washing.
research Collagen Hydrolysate from Mozambique Tilapia Scales Improves Hair and Skin Health
Collagen from tilapia scales may improve hair and skin health by reducing stress and inflammation and encouraging hair growth.
research A Survey of the Status of Hair Loss Product Use, Hair Loss Treatment, and Satisfaction Level
Most people with hair loss haven't used treatment products and are only somewhat satisfied with their options, highlighting a need for better management programs and marketing.