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research High resolution full scan liquid chromatography mass spectrometry comprehensive screening in sports antidoping urine analysis
The method effectively detects banned substances in urine for sports antidoping.
research Validated LC-MS/MS Method for Simultaneous Quantification of Finasteride in Human Plasma
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research 144 Evaluation of contamination and quantification of drug penetrations studies using Quantitative Mass Spectrometry Imaging
QMSI effectively maps and quantifies drug distribution in skin tissues.
research 686 Evaluation of contamination and quantification of drug penetrations studies using Quantitative Mass Spectrometry Imaging
QMSI is a valuable method for studying drug penetration in skin tissues.
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 Establishing and Verifying a Robust Liquid Chromatography-Tandem Mass Spectrometry Method to Simultaneously Measure Seven Androgens Present in Plasma Samples
The method accurately measures seven androgens in plasma and shows different hormone levels in females with acne and obesity.
![Synthesis of 5,6,6-[2H3]Finasteride and Quantitative Determination of Finasteride in Human Plasma at Picogram Level by an Isotope-Dilution Mass Spectrometric Method](/images/research/0026b639-99a8-455a-a986-c39aa65abfa9/small/2087.jpg)
research Synthesis of 5,6,6-[2H3]finasteride and quantitative determination of finasteride in human plasma at picogram level by an isotope-dilution mass spectrometric method
Accurate method measures finasteride levels in human plasma using gas chromatography-mass spectrometry.
research Topological Markers for Subcellular Chemical Mapping using TOF-SIMS
TOF-SIMS improved chemical mapping in cells, confirming gunshot residue, tracking anti-tumor drugs, and identifying molecules in mosquitoes and wounds.
research Matrix matching in quantitative bioanalysis by LC–MS/MS a dream or a reality?
Accurate quantitative bioanalysis using LC-MS/MS is challenging due to matrix effects, but using internal standards and new methods like in-sample calibration could improve results.
research Determination of finasteride in human plasma by liquid chromatography–electrospray ionization tandem mass spectrometry with flow rate gradient
Researchers developed a quick and sensitive way to measure finasteride in blood using a small sample size.
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 Finasteride Quantification in Human Plasma by High-Performance Liquid Chromatography Coupled to Electrospray Ionization Tandem Mass Spectrometry. Application to a Comparative Pharmacokinetics Study
New method measures finasteride in plasma, finds two formulations bioequivalent.
research Simultaneous quantitation of nine hydroxy-androgens and their conjugates in human serum by stable isotope dilution liquid chromatography electrospray ionization tandem mass spectrometry
A new method accurately measures nine specific hormones in human blood.
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 Ultra-Performance Liquid Chromatography with Electrospray Ionization Tandem Mass Spectrometry for the Determination of Ketoconazole in Anti-Dandruff Shampoo
The method accurately measures the amount of ketoconazole in anti-dandruff shampoo and cream, and can also be used to monitor the drug in human plasma.
research Quantitative analysis of finasteride tablets dissolution content with non-isotopically labeled internal standard by paper spray ionization mass spectrometry
PSI-MS quickly and accurately measures finasteride in tablets, helping with quality control.
research Determination of finasteride in human plasma by HPLC-MS
The method reliably measures finasteride in human plasma.
research A method for simultaneous analysis of androgens, dutasteride and finasteride in human serum by liquid chromatography tandem mass spectrometry
A new method was developed to analyze certain hormones and drugs in human blood efficiently.
research Rapid determination of finasteride in human plasma by UPLC–MS/MS and its application to clinical pharmacokinetic study
New method measures finasteride in blood quickly and accurately.
research Matrix effects and application of matrix effect factor
Matrix effects in LC-MS can be managed but not completely avoided.
research Metal doped keratin film standard for LA-ICP-MS determination of lead in hair samples
A new method accurately measures lead levels in hair to assess exposure.
research Determination of traces of silver in human scalp hair slurries by electrothermal atomic absorption spectrometry
research Determination of 19 illegally added chemical ingredients in hair loss prevention cosmetics by ultra-performance liquid chromatography-quadrupole-time of flight mass spectrometry
A new method can quickly and accurately detect illegal chemicals in hair loss products.
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 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 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 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.