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.
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30 / 1000+ resultsresearch GC-MS determination of steroids related to androgen biosynthesis in human hair with pentafluorophenyldimethylsilyl–trimethylsilyl derivatisation
The method accurately measures certain steroids in human hair, showing different levels in males and females.
research Development of a new gas chromatography–mass spectrometry (GC–MS) methodology for the evaluation of 5α-reductase activity
A new method was developed to accurately measure enzyme activity related to prostate health.
research Development of a new GC–MS/MS method for the determination of metformin in human hair
A new method was created to measure metformin in hair, showing potential for monitoring treatment and medical investigations.
research In vivo and in vitro evaluation of hair growth potential of Cacumen Platycladi, and GC-MS analysis of the active constituents of volatile oil
Cacumen Platycladi oil promotes hair growth better than minoxidil.
research GC-MS Analysis and Phytochemical Screening of Indigofera tinctoria (Linn.) Leaf Extract Characterizing its Medicinal Use
Indigofera tinctoria leaf extract has many compounds that support its traditional medicinal uses.
research Comparative GC-MS Based In vitro Assays of 5α-Reductase Activity Using Rat Liver S9 Fraction
The S9 fraction with GC-IDMS is effective for measuring 5α-reductase activity.
research GC–MS profiling and in silico prediction of MAPK receptor activation by fatty acids of watercress oil for hair growth marketed in Saudi Arabia
Watercress oil may promote hair growth by activating specific receptors.
research Quantitative analysis of 34 sex (pro)hormones, conjugates and bioactive oxidation products thereof in human plasma by GC- and LC-MS/MS and systematic investigation of overestimations of analyte concentrations not accounted for by method validation
The method accurately measures sex hormones in human plasma but can have small errors.
research Isotopic Abundance Ratio Analysis of the Consciousness Energy Healing Treated Flutamide using LC-MS and GC-MS Spectrometry
Energy healing treatment improved flutamide's solubility and stability, potentially enhancing its effectiveness for prostate cancer.
research GC-MS analysis of rhizome ethanol extracts from Curcuma aeruginosa accessions and their efficiency activities as anticancer agent
Curcuma aeruginosa rhizome extracts show potential as anticancer agents, with varying effectiveness against breast cancer cells.
research Comprehensive Physicochemical Characterization and GC-MS Profiling of Neelibhringadi Kera Tailam: A Traditional Ayurvedic Oil Formulation for Hair Growth
Neelibhringadi Kera Tailam effectively promotes hair growth and health.
research Rosemary essential oil by hydrodistillation: SPME-GC-MS characterization
Rosemary essential oil is rich in terpenes and can be effectively extracted and analyzed using environmentally friendly methods, benefiting local economies.
research GC-MS Fatty Acid Profile and In silico Studies of Telfairia occidentalis Hook f. (Fluted Pumpkin) and Sphenostylis stenocarpa (African Yam bean) Seeds Oil on Human 5 Alpha Reductase II
Compounds in fluted pumpkin and African yam bean seed oils may help manage benign prostate hyperplasia.
research GC–MS Profiling, Antioxidant, Enzyme Inhibition, Molecular Docking, and ADME Investigation of the n ‐Hexane Extract and the Essential Oil of Platycladus orientalis (L.) Franco Fruits
Platycladus orientalis fruit extracts have antioxidant and enzyme-inhibiting properties, useful for health and food applications.
research GC-MS analysis and phytochemical screening of methanolic fruit extract of Citrullus colocynthis (L.) Schrad
The methanolic fruit extract of Citrullus colocynthis contains bioactive compounds that may support its use in traditional medicine and drug development.
research GC-TOF/MS-Based Metabolomics for Comparison of Volar and Non-Volar Skin Types
Different types of skin on mice have unique chemical profiles related to how they grow and react to stress.
research Sex Steroids, Precursors, and Metabolite Deficiencies in Men With Isolated Hypogonadotropic Hypogonadism and Panhypopituitarism: A GCMS-Based Comparative Study
Men with isolated hypogonadotropic hypogonadism have partial steroid deficiencies, while those with panhypopituitarism have severe deficiencies.
research Quantitative determination of nutraceuticals in matured unriped fruits of three edible Musa Species using GC-MS
Unripe fruits of three banana species have many health-boosting compounds useful for medicine.
research Desenvolvimento de métodos de análise de cabelo por MALDI-TOF-MS e MALDI-MSI e avaliação de tratamentos cosméticos
The study concluded that the developed method can show how argan, avocado, and coconut oils penetrate and change hair, suggesting these oils are effective in hair treatments.
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 Determination of estrone and 17β-estradiol in human hair by gas chromatography–mass spectrometry
Estrone and 17β-estradiol levels in hair differ between males and females.
research A systematic method for the sensitive and specific determination of hair lipids in combination with chromatography
A new method accurately measures hair lipids, revealing individual differences.
research Phytochemical analyses of Ziziphus jujuba Mill. var. spinosa seed by ultrahigh performance liquid chromatography-tandem mass spectrometry and gas chromatography-mass spectrometry
The study found that Ziziphus jujuba seeds contain beneficial compounds for treating insomnia and anxiety and that the methods used are effective for assessing their quality.
research Detection of testosterone propionate administration in horse hair samples
Hair analysis can detect testosterone in horses after drug administration.
research Ultrastructural alterations and environmental exposure influence the opiate concentrations in hair of drug addicts
Environmental factors can greatly reduce drug levels in hair.
research Segmental Hair Analysis for 11-Nor- 9-Tetrahydrocannabinol-9-Carboxylic Acid and the Patterns of Cannabis Use
THCCOOH levels in hair decrease from root to tip and don't match well with self-reported cannabis use.
research Gas chromatography/mass spectrometry based hair steroid profiling may reveal pathogenesis in hair follicles of the scalp
Analyzing hair with this method can help understand and monitor scalp conditions and treatment effects.
research Detectability of oxandrolone, metandienone, clostebol and dehydrochloromethyltestosterone in urine after transdermal application
Transdermal exposure to certain steroids can be detected in urine for up to 14 days.
research Long-term detection of methyltestosterone (ab-) use by a yeast transactivation system
A yeast-based test can detect the steroid methyltestosterone in urine longer than traditional methods.