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.
Search
for
Sort by
Research
150-180 / 1000+ results 
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 Selective and Rapid Determination of Tadalafil and Finasteride Using Solid Phase Extraction by High Performance Liquid Chromatography and Tandem Mass Spectrometry
Quick, selective detection of tadalafil and finasteride in human plasma developed.
research Long-Term Detection of Methyltestosterone Use by a Yeast Transactivation System
A yeast-based test can detect the steroid methyltestosterone in urine longer than traditional methods.
research Simultaneous LC-MS/MS Quantification of Glucocorticoids, Melatonin, and Its Metabolites in Hair
The new method can measure sleep-related hormones in hair effectively and could help track long-term sleep patterns.
research Determination of Vitamin B3 Vitamer (Nicotinamide) and Vitamin B6 Vitamers in Human Hair Using LC-MS/MS
The method can measure vitamin B3 levels in human hair accurately.
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 LC-MS/MS Improves Screening Towards 21-Hydroxylase Deficiency
LC-MS/MS is more reliable than immunoassays for diagnosing 21-hydroxylase deficiency.
research Analytical Method for the Biomonitoring of Bisphenols and Parabens by Liquid Chromatography Coupled to Tandem Mass Spectrometry in Human Hair
A new method accurately detects bisphenols and parabens in human hair.
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 Simultaneous Determination of Seven Prohibited Substances in Cosmetic Products by Liquid Chromatography–Tandem Mass Spectrometry
The method effectively identifies and measures seven banned substances in cosmetics.
research Clinical and Histopathological Features of Itch in Patients with Alopecia Areata
Some patients with Alopecia Areata experience itch due to immune cells and enzymes that cause itching.
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 Protein Extraction from Human Anagen Head Hairs 1 Millimeter or Less in Total Length
A new method was developed to extract and analyze proteins from very short human hairs.
research Cross-Sex Hormone Therapy in Trans Persons Is Safe and Effective at Short-Term Follow-Up: Results from the European Network for the Investigation of Gender Incongruence
Hormone therapy for trans individuals is effective and generally safe in the short term.
research Separation of Finasteride and Analogues
Finasteride and analogues separated using LC-MS-MS technique.
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 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 Exploring the Impact of the Microbiome on Neuroactive Steroid Levels in Germ-Free Animals
Gut microbes significantly affect brain steroid levels.
research Tacrolimus Monitoring in Hair Samples of Kidney Transplant Recipients
Hair samples can reliably monitor tacrolimus levels in kidney transplant patients.
research Melatonin-Loaded Nanocarriers: New Horizons for Therapeutic Applications
Melatonin-loaded nanocarriers improve melatonin delivery and effectiveness for various medical treatments.
research Comparative Proteomic Analyses Using iTRAQ-Labeling Provides Insights Into Fiber Diversity in Sheep and Goats
The research found specific proteins that affect fiber characteristics and hair growth in sheep and goats.
research HPLC-ESI-MSn Characterization of Phenolic Compounds, Terpenoid Saponins, and Other Minor Compounds in Bituminaria Bituminosa
Researchers found over 40 compounds in Bituminaria bituminosa, including many flavonoids and some with potential for medical and hair care uses.
research Does a Picture of the Human Placenta Predict the Future?
The shape and size of the placenta may help predict future health risks for both mother and child.
research Dynamic Trichoscopy: Advancements in Hair and Scalp Examination
Trichoscopy is useful for diagnosing and monitoring hair and scalp conditions over time.
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 Age-Related Changes in Hair Shaft Protein Profiling and Genetically Variant Peptides
Genetically variant peptides are reliable for forensic identification despite age-related changes in hair proteins.
research Evidence of the Moderating Role of Hair Cortisol and Hair Cortisone in the Relationship Between Work Stress and Depression Symptoms Among Chinese Fishermen
Hair cortisol and cortisone levels may affect how work stress influences depression in Chinese fishermen.
research Wound Treatment Using Nanomaterials
Nanomaterials like silver and gold can improve wound healing but need more research for safety.