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research Finasteride in biological fluids: extraction and separation by a graphitized carbon black cartridge and quantification by high-performance liquid chromatography
Method accurately measures finasteride in human plasma.
research Thermodynamic Modeling of the Gas-Antisolvent (GAS) Process for Precipitation of Finasteride
The Gas-Antisolvent process can be effectively modeled and optimized to create Finasteride, a hair growth drug.
research A fast liquid chromatographic/mass spectrometric screening method for the simultaneous detection of synthetic glucocorticoids, some stimulants, anti‐oestrogen drugs and synthetic anabolic steroids
A quick method effectively detects banned substances in urine.
research Colorimetric assay for γ-glutamyl transpeptidase
The document concludes that measuring γ-glutamyl transpeptidase activity is more accurate with a higher substrate concentration and using diluted acetic acid to stop the reaction.
research Solid-Phase Microextraction and Related Techniques in Bioanalysis
research Determination of dichloromethane and chloroform in Finasteride by SPME-GC
The method accurately measures dichloromethane and chloroform in finasteride.
research Picogram determination of finasteride in human plasma and semen by high-performance liquid chromatography with atmospheric-pressure chemical-ionization tandem mass spectrometry
Method detects finasteride in plasma and semen with high sensitivity and accuracy.
research COMPARAÇÃO ENTRE HPLC E IMUNOTURBIDIMETRIA PARA DOSAGEM DE HEMOGLOBINA GLICADA (A1C) COMO CRITÉRIO DIAGNÓSTICO DE DIABETES MELLITUS
HPLC may detect prediabetes and diabetes earlier than Immunoturbidimetry because it shows higher A1c levels.
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 Comprehensive HPLC and UPLC-MS/MS Analysis for the Multi-component Detection of Hair Growth Compounds in Consumer Health Products
A reliable method was developed to detect hair growth compounds in products, ensuring safety and compliance.
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 A rapid screening LC‐MS/MS method based on conventional HPLC pumps for the analysis of low molecular weight xenobiotics: application to doping control analysis
A quick method was developed to detect banned substances in urine for doping control.
research High-performance liquid chromatographic determination of finasteride in human plasma using direct injection with column switching
New method detects finasteride in plasma quickly and accurately without clean-up.
research Integrated flow injection-solid phase spectrophotometric determination of minoxidil
New method measures minoxidil concentration faster, more accurately, and automatically.
research Cyproterone Acetate Quantification in Human Plasma by High-performance Liquid Chromatography Coupled to Atmospheric Pressure Photoionization Tandem Mass Spectrometry
The method accurately measures cyproterone acetate in plasma, showing no significant difference between two formulations.
research Simultaneous Analysis of Biomarkers in Human Hair for Evaluating Chronic Tobacco Smoke Exposure and Stress/Relaxation Using Online In-Tube Solid-Phase Microextraction Coupled with Liquid Chromatography–Tandem Mass Spectrometry
A new method can quickly and accurately measure tobacco exposure and stress using a small hair sample.
research A HPLC-Based Chloramphenicol Acetyltransferase Assay for Assessing Hair Growth: Comparison of the Sensitivity of UV and Fluorescence Detection
The new method is 1000 times more sensitive for measuring hair growth.
research Chromatographic methods for determination of finasteride and tamsulosin hydrochloride and in presence of finasteride degradation product
Two methods can measure finasteride and tamsulosin hydrochloride; HPLC is more advantageous, while TLC offers better separation.
research Chemical Fingerprint and Quantitative Analysis for the Quality Evaluation of Platycladi cacumen by Ultra-performance Liquid Chromatography Coupled with Hierarchical Cluster Analysis
The new method is rapid, sensitive, and accurate for evaluating the quality of the medicinal herb Platycladi cacumen.
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 A rapid, simple, liquid chromatographic-electrospray ionization, ion trap mass spectrometry method for the determination of finasteride in human plasma and its application to pharmacokinetic study.
A new method accurately measures finasteride levels in human plasma.
research Electrochemical Detector for Liquid Chromatography: Determining Minoxidil in Hair-Growth Pharmaceuticals
The method effectively detects minoxidil in hair-growth products.
research Determination of 17 Characteristic Ingredients of Plant Extracts in Hair Growth Cosmetics by Ultra High Performance Liquid Chromatography
A new method accurately measures plant ingredients in hair growth products.
research Simultaneous determination of androgens and prostaglandins in human urine using ultra-high-performance liquid chromatography–tandem mass spectrometry
Researchers developed a quick and accurate method to measure hormones in urine, confirming a baldness treatment's effectiveness without altering hormone levels.
research Determination of finasteride in anti-calvous hair cosmetics by high performance liquid chromatography
A reliable method was developed to measure finasteride in hair products.
research A rapid, simple, specific liquid chromatographic–electrospray mass spectrometry method for the determination of finasteride in human plasma and its application to pharmacokinetic study
Method measures finasteride in plasma, suitable for pharmacokinetic studies.
research Investigation of Glypican-4 and -6 by Infrared Spectral Imaging during the Hair Growth Cycle
Infrared spectral imaging can effectively study protein distribution in hair follicles during hair growth.
research A liquid chromatography/tandem mass spectrometry method for determination of aristolochic acid‐I in rat plasma
A reliable method was developed to measure aristolochic acid-I in rat blood.
research Quantification of biotin in plasma samples by column switching liquid chromatography – tandem mass spectrometry
The document describes a way to measure biotin in blood to prevent wrong test results in hormone level testing.