research Applications of Hair as a Record of Systemic Exposure to Cortisol
Hair cortisol content can indicate cortisol exposure and varies with age, puberty, and BMI in youth.
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930-960 / 1000+ resultsresearch Uptake of sulfur-35 in human hair.
Sulfur-35 can be used to track hair growth and past exposure.
research Gene expression profiling of human keratinocytes exposed to the hair-dying agent, m-aminophenol
m-Aminophenol in hair dye can cause skin cell toxicity and stress responses.
research Assessing Dihydrotestosterone-Induced Skin Alterations in C57BL/6 Mice: Implications for Androgenetic Alopecia through High-Resolution Ultrasound Imaging
DHT causes thicker and less elastic skin, linked to hair loss.
research Dermoscopy
Dermoscopy helps diagnose and differentiate various hair and scalp conditions.
research 3,4,5-Tri-O-Caffeoylquinic Acid Promoted Hair Pigmentation Through β-Catenin and Its Target Genes
A substance called TCQA could potentially darken hair by activating certain genes and increasing melanin.
research Dose‐response of human follicles during laser‐based hair removal: Ex vivo photoepilation model with classification system embracing morphological and histological features
Higher light doses cause more damage to hair follicles, predicting better hair removal results.
research Protection against oxidative damage and anti-inflammatory effect of melatonin in scald rat
Melatonin reduced oxidative damage, inflammation, and protected hair cells in scalded rats.
research Sun-protection behaviors of melanoma survivors
Melanoma survivors are more likely to use sunscreen and seek shade than others, but less than half often use sunscreen and avoid the sun, and some still use tanning beds.
research Analysis of the efficiency of hair removal by different optical methods: comparison of Trichoscan, reflectance confocal microscopy, and optical coherence tomography
Trichoscan® is best for measuring hair growth, RCM for analyzing hair follicles, and OCT is useful for both.
research 2,3,7,8-Tetrachlorodibenzo-p-dioxin Increases the Expression of Genes in the Human Epidermal Differentiation Complex and Accelerates Epidermal Barrier Formation
TCDD speeds up skin barrier formation by increasing certain gene expressions.
research Diagnostic Thresholds for Androgen-Producing Tumors or Pathologic Hyperandrogenism in Women by Use of Total Testosterone Concentrations Measured by Liquid Chromatography-Tandem Mass Spectrometry
Total testosterone levels can help diagnose androgen-producing tumors and hyperandrogenism in women.
research Colorimetry provides a rapid objective measurement of de novo hair growth rate in mice
Colorimetry can accurately measure hair growth rates in mice.
research Lichen Planus Activity and Damage Index (LiPADI)–Creation of the Questionnaire
LiPADI is a useful tool for monitoring the severity and treatment of lichen planus.
research How I Do It: Ahmad’s NPRT System: A New Classification System for Documenting Male Pattern Baldness
Dr. Muhammad Ahmad created a simpler system to better describe male pattern hair loss.
research Validation of scalp coverage scoring methods for scalp hair loss in male pattern hair loss (androgenetic alopecia)
Scalp coverage scoring accurately measures hair loss and treatment effectiveness.
research Noninvasive Assessment of Donor Area in Patients with Androgenetic Alopecia undergoing Hair Transplantation by Digital Imaging Technique
Digital imaging can effectively evaluate the donor area for hair transplants, showing variations in hair density and grouping by age and severity of hair loss.
research Association between serum melatonin and skin aging in an urban population of Mongolia
Lower melatonin levels are linked to more skin aging.
research Understanding the Effect on Hair Fibers of Coloring and Bleaching Formulations Using High Pressure Differential Scanning Calorimetry (HPDSC)
Hair coloring and bleaching can permanently break down hair protein and temporarily change its properties.
research Profiling steroid and thyroid hormones with hair analysis in a cohort of women aged 25 to 45 years old
The method can measure multiple hormones in women's hair and may help identify hormone-related health issues.
research All-trans retinoic acid induced the differentiation of amelanotic melanocytes of human hair follicle
All-trans retinoic acid helps amelanotic melanocytes in hair follicles develop and produce pigment while reducing their growth.
research The Quantification of Terminal Hair by Digital Microscopy: Advancements Towards a More Objective Diagnosis of Hirsutism
Digital microscopy can help diagnose hirsutism by measuring hair growth.
research Percutaneous penetration of hair dyes
Hair dyes penetrate the scalp very minimally, less than 1%.
research Simultaneous LC-MS/MS quantification of glucocorticoids, melatonin and its metabolites in hair
The new method can measure sleep-related hormones in hair effectively and could help track long-term sleep patterns.
research Impact of electrical impedance spectroscopy on dermatologists' number needed to biopsy metric and biopsy decisions for pigmented skin lesions
research Formulasi Hair Tonic Berbahan Dasar Daun Teh (Camellia sinensis) sebagai Stimulasi Pertumbuhan Rambut
Tea leaf extract tonic promotes hair growth better than controls but has stability issues.
research Digit-length ratios (2D:4D) as a phenotypic indicator of in utero androgen exposure is not prognostic for androgenic alopecia: a descriptive-analytic study of 1200 Iranian men
Finger length ratios don't predict baldness in men.
research Skin cancer surveillance practices and attitudes among hairdressers: A cross-sectional study in Atlanta, Georgia
research Sustainable UV approaches supported by greenness and whiteness assessments for estimating a recently FDA-approved combination for managing urologic disorders: Tukey's test
New, eco-friendly methods accurately measure TDF and FNS in a new urologic medication.
research Non-invasive skin measurement methods and diagnostics for vitiligo: a systematic review
Reliable, non-invasive tools are needed for better vitiligo diagnosis.