research Simultaneous determination of multi-class active pharmaceutical ingredients by UHPLC-HRMS
A new method was developed to accurately detect and measure 47 different drug ingredients in various products.
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research Improved forensic hair evidence for drugs of abuse by mass spectrometry
Forensic hair analysis for drugs is now more reliable and accurate.
research Characterization of spironolactone and metabolites derivatized using Girard's reagent P using mass spectrometry and ion mobility spectrometry
Girard's reagent P improves detection of spironolactone and its metabolites.
research (Un)targeted Scanning of Locks of Hair for Drugs of Abuse by Direct Analysis in Real Time–High-Resolution Mass Spectrometry
A new method can quickly and accurately detect drugs in hair.
research A quantitative ultra-performance liquid chromatography high-resolution mass spectrometry analysis of steroids from human scalp hair
The method can measure multiple steroids in human hair to study long-term steroid metabolism, especially in newborns and children.
research Metabolic study of androsta-1,4,6-triene-3,17-dione in horses using liquid chromatography/high resolution mass spectrometry
The study found that urine metabolites M1b or M4 are the best indicators of ATD use in horses, with detection possible up to 77 hours in urine and 28 hours in blood.
research Isolation and structural identification of a novel minoxidil analogue in an illegal dietary supplement: triaminodil
A new minoxidil-like substance, triaminodil, was found in an illegal hair growth supplement.
research Steroidomics for highlighting novel serum biomarkers of testosterone doping
Monitoring steroid hormones in blood can better detect testosterone doping.
research Anti-androgenic potential of the fruit extracts of certain Egyptian Sabal species and their genetic variability studies: a metabolomic-molecular modeling approach
Certain Egyptian Sabal fruit extracts may help treat anti-androgenic diseases like benign prostatic hyperplasia.
research Isolation and Structural Characterization of Finasteride Degradation Products by Preparative HPLC, HRMS, and NMR
Finasteride breaks down into new compounds under acidic conditions.
research Isolation and Structural Characterization of Degradation Products of Finasteride by Preparative HPLC, HRMS and 2D NMR
Finasteride forms three new products under acidic stress.
research Determination of adulteration in hair serums by LC-HRMS §
A new method found unlisted drugs in two popular hair serums, posing a health risk.
research Stereocontrolled synthesis of all eight stereoisomers of the putative anti-androgen cyoctol
Scientists made all eight versions of a compound called cyoctol, but found it's not an anti-androgen and it fully breaks down in the skin.
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 Green and Emerging Microextraction Strategies for Bioanalytical Determination of Hormones: Trends, Challenges, and Applications
Microextraction techniques improve hormone testing while being environmentally friendly.
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 Phytochemical profiling and evaluation of the anti-aging and anti-inflammatory potential of cultivated Eclipta alba (L.)
Eclipta alba has anti-aging and anti-inflammatory properties, making it a potential ingredient for cosmetics.
research Cheating on forensic hair testing? Detection of potential biomarkers for cosmetically altered hair samples using untargeted hair metabolomics
Researchers found markers that can tell if hair has been bleached, which could improve hair test accuracy.
research Identification of Metabolites for the Novel 5α‐Reductase Inhibitor Epristeride In Vitro and Its Potential Impact on Doping Testing
Epristeride's metabolism involves key metabolites and proteins, affecting its use in doping tests.
research Comparative Analysis of Differential Metabolites in Panax quinquefolius From China and the United States Using UPLC‐Orbitrap‐MS and LC‐MS/MS
American and Chinese ginseng have distinct metabolic profiles that help identify their origin.
research Hair Growth Activity of Three Plants of the Polynesian Cosmetopoeia and Their Regulatory Effect on Dermal Papilla Cells
Extracts from three Polynesian plants were found to promote hair growth by affecting cell growth and gene expression related to hair.
research Analysis of metabolic characteristics of epristeride in zebrafish based on LC-Q-TOF MS and its potential applications in doping control
Epristeride's metabolism in zebrafish helps improve doping detection methods.
research National scientific medical meeting 1996 abstracts
The document summarizes medical findings on topics like heart rhythm treatment, sleep apnea therapy, and various health conditions and treatments.
research UHPLC/Q-TOFMS-based plasma metabolomics of polycystic ovary syndrome patients with and without insulin resistance
The research found different metabolism changes in PCOS patients and suggested new potential markers for diagnosing PCOS with or without insulin resistance.
research A Review on Forensic Toxicological Analysis of Drugs in Hair using Various Instrumental Techniques
Hair analysis is better than urine and blood for detecting past drug use.
![Integrating Multi-Omics Analyses of Nonomuraea Dietziae to Reveal the Role of Soybean Oil in [(4′-OH)MeLeu]4-CsA Overproduction](/images/research/0eba9759-3aa4-4a06-a70a-2d9c46be53f3/small/23018.jpg)
research Integrating multi-omics analyses of Nonomuraea dietziae to reveal the role of soybean oil in [(4′-OH)MeLeu]4-CsA overproduction
Adding soybean oil to Nonomuraea dietziae increases production of a beneficial compound by improving metabolism and enzyme systems.
![Synthesis, Biological Evaluation, and Molecular Docking of 4-Amino-2H-benzo[h]chromen-2-one Analogs Containing the Piperazine Moiety](/images/research/2ecf4eed-7dbe-4f1a-83db-739625546cdd/small/31808.jpg)
research Synthesis, biological evaluation and molecular docking of 4-Amino-2H-benzo[h]chromen-2-one (ABO) analogs containing the piperazine moiety
Analog 23 is a promising compound for prostate cancer treatment.
research Design, Synthesis, and Preclinical Evaluation of Prostate-Specific Membrane Antigen Targeted 99mTc-Radioimaging Agents
Researchers developed promising agents for prostate cancer imaging, with the best one showing high potential for clinical use.
research Design and synthesis of novel androgen receptor antagonists with sterically bulky icosahedral carboranes
New compounds with carborane showed anti-androgen effects similar to flutamide.
research Synthetic studies toward the development of novel minoxidil analogs and conjugates with polyamines
New minoxidil compounds with better water solubility were made, but their full effects and safety need more research.