research Analysis of Methyltestosterone and Testosterone Propionate in Dried Blood Spots After Transdermal Application
The method effectively detects MeT and TP in dried blood spots after cream application.
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30-60 / 1000+ resultsresearch Analysis of keratin films as screening tools for predicting the efficacy of potential hair dyes
Translucent keratin films are better for testing hair dyes.
research Investigation of human hair using ToF-SIMS: From structural analysis to the identification of cosmetic residues
The conclusion is that a new method can identify cosmetic residues on hair and match them to their products.
research A Fast and Efficient UPLC-ESI-MS/MS Method for Detection, Identification, and Quantitative Analysis of Bioactive Substances in Medicinal Herbal Extracts of Preventing Hair Loss
Researchers developed a quick and sensitive method to identify and measure hair growth-promoting substances in a herbal mix.
research 837 Characterization of cutaneous hormone production through analysis of skin secretions
Skin produces different hormones depending on body part and sex, and a new method can measure them.
research Innovative Method for the Analysis of Dexpanthenol in Hair Care Products
New method quickly and accurately measures dexpanthenol in hair products.
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 The impact of COVID-19 pandemic and lockdown on chronic stress assessed by hair cortisol analysis via LC-MS/MS
Chronic stress increased after lockdown, especially in young adults and females.
research Development of MALDI-TOF-MS and MALDI-MSI methods for hair analysis and evaluation of cosmetic treatments
Argan, avocado, and coconut oils are absorbed into hair, improving hydration and protection.
research 120 Identification of post-translationally modified trichohyalin epitopes responsible for triggering autoimmunity in alopecia areata
Trichohyalin in hair can trigger immune attacks in alopecia areata.
research Isotope Dilution-Based Targeted and Nontargeted Carbonyl Neurosteroid/Steroid Profiling
Researchers created a new method to measure brain steroids, finding higher levels of certain steroids and changes due to a drug.
research Phenotyping mice with skin, hair, or nail abnormalities: A systematic approach and methodologies from simple to complex
Understanding genetic variations in mice is crucial for studying skin, hair, or nail abnormalities.
research SRD5A3 Is Required for Converting Polyprenol to Dolichol and Is Mutated in a Congenital Glycosylation Disorder
Mutations in the SRD5A3 gene cause a new type of glycosylation disorder by blocking the production of a molecule necessary for protein glycosylation.
research O02 Ubiquitomics of CYLD-deficient skin tumours reveals dysregulation of hair follicle keratinocyte processes
CYLD deficiency in skin tumors disrupts hair follicle cell processes and protein secretion.
research Measuring steroids in hair opens up possibilities to identify congenital adrenal hyperplasia in developing countries
Hair steroid measurement is an effective method to diagnose and monitor CAH in developing countries.
research A Non-Invasive Hair Test to Determine Vitamin D3 Levels
The hair test for vitamin D could be a useful alternative to blood tests, providing a longer-term vitamin D status, but more research is needed.
research New Biomarkers to Evaluate Hyperandrogenemic Women and Hypogonadal Men
The document concludes that hormonal biomarkers are key for diagnosing hyperandrogenemia in women and hypogonadism in men.
research Medicated hair oil formulation and positive effect on dandruff control with hair growth
The medicated hair oil controls dandruff and promotes hair growth.
research Testing for GHB in Hair by GC/MS/MS after a Single Exposure. Application to Document Sexual Assault
Hair testing can detect a single GHB exposure, useful for documenting sexual assault.
research Incorporation of Isotopically Labeled Cocaine and Metabolites into Human Hair: 1. Dose-Response Relationships
Hair analysis can detect cocaine use but doesn't accurately show the amount or timing of use.
research Detection of testosterone propionate administration in horse hair samples
Hair analysis can detect testosterone in horses after drug administration.
research In vivo penetration of bare and lipid-coated silica nanoparticles across the human stratum corneum
Lipid-coated silica nanoparticles penetrate human skin more deeply than bare silica nanoparticles.
research Characterization of spironolactone and metabolites derivatized using Girard's reagent P using mass spectrometry and ion mobility spectrometry
Girard's reagent P improves detection of spironolactone and its metabolites.
research Determination of 13 janus kinase inhibitors in anti-alopecia cosmetics by ultra-high performance liquid chromatography-tandem triple quadrupole composite linear ion trap mass spectrometry
A new method accurately detects illegal JAK inhibitors in hair loss cosmetics.
research Simultaneous Determination of Selected Steroids with Neuroactive Effects in Human Serum by Ultrahigh-Performance Liquid Chromatography–Tandem Mass Spectrometry
A new method accurately measures nine neuroactive steroids in small blood samples, helping to study brain diseases.
research Improved two‐dimensional electrophoretic mapping of Japanese human hair proteins; application to curved and straight Japanese human hairs; and protein identification by MALDI MS and MS/MS quadrupole time‐of‐flight mass spectrometry
The study found that minor protein differences between curved and straight Japanese hair are unlikely to significantly affect hair structure.
research Liquid Chromatography-Mass Spectrometry Applied to The Identification And Quantification Of Animal Hair Fibers In Textile Products
Researchers developed a method to identify and measure different animal hair fibers in textiles, successfully distinguishing materials like cashmere from cheaper fibers.
research Gas Chromatography Tandem Mass Spectrometry for Biomarkers of Alcohol Abuse in Human Hair
A new method quickly detects alcohol use from hair in under an hour.
research Determination of 19 Steroid Hormones in Human Serum and Urine Using Liquid Chromatography-Tandem Mass Spectrometry
The method accurately measures 19 steroid hormones in human blood and urine using a small sample and is suitable for large-scale monitoring.
research Screening and confirmation methods of the major urinary metabolite of finasteride–carboxy-finasteride by liquid chromatography–mass spectrometry and liquid chromatography–tandem mass spectrometry
New methods can detect finasteride's major urinary metabolite in urine for up to 49 hours.