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.
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840-870 / 1000+ resultsresearch Determination of Exemestane in Human Plasma by LC-MS-MS
The method effectively showed that the two exemestane preparations are bioequivalent.
research An Innovative Reverse-Phase High-Performance Liquid Chromatography Technique For Measuring Finasteride And Tadalafil In Raw Materials And Pharmaceutical Products With Stability Indication
research Proton Affinitive Derivatization for Highly Sensitive Determination of Testosterone and Dihydrotestosterone in Saliva Samples by LC-ESI-MS/MS
Using 5-butylpicolinate esters improves the sensitivity and reliability of detecting testosterone and dihydrotestosterone in saliva.
research Simultaneous determination of 30 hormones illegally added to anti-ageing functional foods using UPLC-MS/MS coupled with SPE clean-up
New method effectively detects illegal hormones in anti-aging foods.
research Counterfeit drugs and pharmaceutical preparations seized from the black market among bodybuilders
Many black market drugs for bodybuilders are fake and mislabeled.
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 Tritiated Thymidine: Effect of Decomposition by Self-Radiolysis on Specificity as a Tracer for DNA Synthesis
Decomposed tritiated thymidine is less accurate for DNA tracing, and hair changes can indicate malnutrition.
research Biological activity of novel progesterone derivatives having a bulky ester side chains at C-3
The more lipophilic the progesterone derivative, the better it binds to androgen receptors and has antiandrogenic effects.
research Miscellaneous Steroids
The document concludes that scientists created various steroids with different properties, including a more effective semi-synthetic vitamin D.
research Separation of finasteride and analogues
Finasteride and analogues separated using LC-MS-MS technique.
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 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 High-performance liquid chromatographic determination of the enantiomers of the benzoquinolinone LY 191704, a human type 1 5α-reductase inhibitor, in plasma
Researchers developed a method to measure different forms of a drug that could help treat prostate issues and hair loss, and found how these forms behave in animals.
research Testosterone and doping control
The document concludes that better biomarkers are needed to detect long-term oral testosterone use in athletes.
research Recent advances in thiasteroids chemistry
New sulfur-containing steroid analogs show promise for more targeted medical treatments.
research Synthesis of 11α-hydroxyprogesterone hartens
Researchers successfully made new compounds for hormone level tests, but one attempt led to an unexpected product, correcting a past error.
research Studies on the persistence of estradiol benzoate and nortestosterone decanoate in hair of cattle following treatment with growth promoters, determined by ultra-high-performance liquid chromatography–tandem mass spectrometry
Detecting steroid esters in cattle hair is inconsistent and influenced by sampling factors.
research Liquid Chromatography-Mass Spectrometry-Based In Vitro Metabolic Profiling Reveals Altered Enzyme Expressions in Eicosanoid Metabolism
The method reliably profiles eicosanoids and shows epitestosterone reduces their levels, similar to common anti-inflammatory drugs.
research Determination of 19 Steroid Hormones in Human Serum and Urine Using Liquid Chromatography-Tandem Mass Spectrometry
The method accurately measures 19 steroid hormones in human blood and urine using a small sample and is suitable for large-scale monitoring.
research Design, Synthesis and Anxiolytic Activity Evaluation of N-Acyltryptophanyl- Containing Dipeptides, Potential TSPO Ligands#
The compound GD-23 may reduce anxiety like diazepam by targeting the TSPO receptor.
research Synthesis of N-Substituted 3-Oxo-17b- carboxamide-4-aza-5a-androstanes and the Tautomerism of 3-Oxo-4-aza-5-androstenes
Researchers made two new compounds that could be used for medicine.
research Discovery of Nonsteroidal Androgens
Scientists found new nonsteroidal compounds that can act like natural male hormones and might help treat male fertility and hormone issues.
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 Analytical chemistry studying historical pharmaceuticals and health care formulations
Analytical chemistry helps understand the makeup and use of ancient medicines, but it's complex and challenging.
research LabeledIn: Cataloging labeled indications for human drugs
Researchers created LabeledIn, a detailed list of drug uses, showing the importance of human input in making such lists.
research Relative binding affinity of novel steroids to androgen receptors in hamster prostate
New steroids were effective in blocking male hormone receptors in hamster prostates.
research HPLC characterization, molecular docking, QSAR and molecular dynamics simulation of Alstonia boonei phytochemical analogs as potent 5-alpha reductase inhibitors
Alstonia boonei phytochemicals show promise as alternative treatments for BPH with fewer side effects than current drugs.
research Synthesis of novel andostane-N-cyclohexyl-17-carboxamides, and their effect on the 5α-reductase isoform 2, the androgen receptor, and androgen-dependent glands
New compounds were made and tested, with compound 6 showing potential for treating prostate-related diseases.
research Steroidomics for highlighting novel serum biomarkers of testosterone doping
Monitoring steroid hormones in blood can better detect testosterone doping.