research Analysis of cosmetic residues on a single human hair by ATR FT-IR microspectroscopy
Cosmetic residues on individual hairs can be identified and differentiated using ATR FT-IR microspectroscopy.
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research Intracavity wavelength modulation of an optical parametric oscillator for coherent Raman microscopy
Researchers created a new light source that improves chemical imaging by removing background noise.
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 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 Proteomic tools for the investigation of human hair structural proteins and evidence of weakness sites on hair keratin coil segments
Hair proteins have weak spots in their α-helical segments.
research Rapid and Sensitive LC–MS–MS Method for the Simultaneous Estimation of Alfuzosin and Dutasteride in Human Plasma
A fast and accurate method was developed to measure alfuzosin and dutasteride in human plasma.
research Solid-Phase Microextraction and Related Techniques in Bioanalysis
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 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 High-performance liquid chromatography–diode array and electrospray-mass spectrometry analysis of non-allowed substances in cosmetic products for preventing hair loss and other hormone-dependent skin diseases
The method effectively identifies banned substances in hair loss and skin disease cosmetics.
research THE APPLICATION OF PARTITION CHROMATOGRAPHY TO THE SEPARATION OF RARE EARTH ELEMENTS
PCOS causes hormonal imbalances and health issues like infertility and heart disease.
research Analysis of Mercury in Sequential Micrometer Segments of Single Hair Strands of Fish-Eaters
LA-ICP-MS can effectively track mercury exposure over time in hair.
research Matrix effects and application of matrix effect factor
Matrix effects in LC-MS can be managed but not completely avoided.
research Revisiting hyper- and hypo-androgenism by tandem mass spectrometry
The document concludes that using LC-MS/MS for measuring androgens is more accurate than older methods, but it needs careful validation and standardized references to be most effective.
research A High Throughput LC-MS Platform for the Discovery of Autotaxin Inhibitors
High-throughput LC-MS screening is effective for finding new autotaxin inhibitors for asthma treatment.
research Double-wavelength laser scanning microphotometer (DWLSM) for in-vitro hair shaft and surrounding tissue imaging
The DWLSM provides detailed imaging of hair shafts and follicles with high accuracy.
research Highly Sensitive Simultaneous Measurement of Steroid Hormone in Human Serum by Liquid Chromatography-electrospray Ionization Tandem Mass Spectrometry
A new method accurately measures nine steroid hormones in human serum with high sensitivity.
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 Simultaneous quantitative analysis of tamsulosin and finasteride in pharmaceutical dosage form by U-HPLC Tandem mass spectrometry
Method measures tamsulosin and finasteride in medicine accurately.
research Separation of finasteride and analogues
Finasteride and analogues separated using LC-MS-MS technique.
research Ultrahigh-Power Sonicator Lysis Enables Deep Proteomic Profiling of Hair Shafts for Fetal Growth Restriction Biomarker Discovery
A new method improves protein extraction from hair, helping identify potential biomarkers for fetal growth issues.
research Simultaneous pharmacokinetic and pharmacodynamic analysis of 5α-reductase inhibitors and androgens by liquid chromatography tandem mass spectrometry
The method effectively measures drug impact on DHT levels in prostate treatments.
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 Carbobenzoxy-capped Phe-Lys(BODIPY TMR-X-acyloxymethyl ketone(QSY7)
Near-infrared probes can safely and effectively image cysteine protease activity for disease diagnosis.
research SIMULTANEOUS QUANTIFICATION OF MINOXIDIL AND FINASTERIDE IN BULK AND PHARMACEUTICAL DOSAGE FORM BY RP-HPLC METHOD
A reliable method was developed to measure Minoxidil and Finasteride accurately in medicines.
research Determination of Oxymatrine in Human Plasma by HPLC-MS
A method was created to measure oxymatrine in human blood.
research Measurement of steroid hormones by liquid chromatography-tandem mass spectrometry with small amounts of hair
A new method accurately measures steroid hormones in a few hair strands and could help study chronic stress and hair loss.
research African baobab (Adansonia digitata) fruit as promising source of procyanidins
African baobab fruit is a good source of antioxidants and micronutrients, but too much can cause laxative effects.
research The measurement of a new antimicrobial quinolone in hair as an index of drug exposure.
Measuring OPC-17116 in hair can reliably indicate drug exposure and timing.
research Design and Validation of a Sensitive Multisteroid LC-MS/MS Assay for the Routine Clinical Use: One-Step Sample Preparation with Phospholipid Removal and Comparison to Immunoassays
The new LC-MS/MS method is more accurate and reliable than traditional immunoassays for measuring steroids in serum.