research Improved forensic hair evidence for drugs of abuse by mass spectrometry
Forensic hair analysis for drugs is now more reliable and accurate.
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30-60 / 1000+ results research Simultaneous Determination of Selected Steroids with Neuroactive Effects in Human Serum by Ultrahigh-Performance Liquid Chromatography–Tandem Mass Spectrometry
A new method accurately measures nine neuroactive steroids in small blood samples, helping to study brain diseases.
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 The polycystic ovary syndrome: a position statement from the European Society of Endocrinology
The European Society of Endocrinology advises individualized long-term management for PCOS, focusing on lifestyle changes, accurate diagnosis, and treatments for associated health risks and symptoms.
research MANAGEMENT OF ENDOCRINE DISEASE Hyperandrogenic states in women: pitfalls in laboratory diagnosis
Diagnosing hyperandrogenism in women is complex and requires accurate testing methods and consideration of SHBG levels.
research Congenital Adrenal Hyperplasia—Current Insights in Pathophysiology, Diagnostics, and Management
Early diagnosis and individualized treatment improve outcomes for Congenital Adrenal Hyperplasia.
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.
research How storage post sampling influences the stability of sebum when used for mass spectrometry metabolomics analysis?
Sebum samples remain stable under various storage conditions, making them suitable for remote and at-home testing.
research Chromatographic methods for determination of finasteride and tamsulosin hydrochloride and in presence of finasteride degradation product
Two methods can measure finasteride and tamsulosin hydrochloride; HPLC is more advantageous, while TLC offers better separation.
research LC/MS analysis of stratum corneum lipids: ceramide profiling and discovery
A new, quick method was developed to analyze skin lipids, discovering a new ceramide subclass.
research Simultaneous RP-HPLC-DAD determination of dansyl amino acids in chemically treated human hair
A new method accurately measures amino acids in treated hair, showing bleaching reduces amino acids while protein treatments increase them.
research Glycerophospholipid Analysis of Eastern Red Bat (Lasiurus Borealis) Hair by Electrospray Ionization Tandem Mass Spectrometry
Eastern Red Bat hair contains various glycerophospholipids, mainly phosphatidylcholine.
research Quantitative Determination of α-Tocopherol and α-Tocopheryl Acetate in Pharmaceutical and Supplementary Soft Capsules by High Performance Liquid Chromatography
The method accurately measures vitamin E compounds in capsules.
research Simultaneous Quantification of Dexpanthenol and Resorcinol from Hair Care Formulation Using Liquid Chromatography: Method Development and Validation
Researchers created a reliable method to measure dexpanthenol and resorcinol in hair products.
research Eclipta alba, An Antioxidant-Rich Memory Enhancer: In-Silicoand In-Vivo Evidence with Specific Insight into Alzheimer’s Disease
Eclipta alba may improve memory and help treat Alzheimer's disease.
research Detection of urine metabolites in polycystic ovary syndrome by UPLC triple-TOF-MS
Researchers found potential urine markers for polycystic ovary syndrome, including testosterone-glucuronide and 11α-hydroxyprogesterone, which may help diagnose the condition.
research Analysis of sequential hair segments reflects changes in the metabolome across the trimesters of pregnancy
Hair analysis can reveal metabolic changes and potential pregnancy complications.
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 Review of Fluconazole Properties and Analytical Methods for Its Determination
The document concludes that validated methods are needed to ensure the quality of fluconazole drugs and that new antifungal medications are necessary due to safety and resistance concerns.
research Elemental hair analysis: A review of procedures and applications
Hair elemental analysis could be useful for health and exposure assessment but requires more standardization and research.
research Proteomics as a tool to improve novel insights into skin diseases: what we know and where we should be going
Proteomics combined with other technologies can lead to a better understanding of skin diseases.
research Investigation by Imaging Mass Spectrometry of Biomarker Candidates for Aging in the Hair Cortex
Certain molecules in hair change with age and could be used for cosmetic treatments.
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 Altered Hormone and Bioactive Lipid Plasma Profile in Rodent Models of Polycystic Ovarian Syndrome Revealed by Targeted Mass Spectrometry
Rodent models of PCOS show some hormone changes similar to humans, but also have key differences.
research Optimization of LC method for the determination of testosterone and epitestosterone in urine samples in view of biomedical studies and anti-doping research studies
Researchers developed a reliable method to measure testosterone and epitestosterone in urine for medical and anti-doping use.
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 Distribution of Glycolipid and Unsaturated Fatty Acids in Human Hair
Human hair has more unsaturated fats inside than on the surface, and certain lipids may help bind the outer and inner layers together.
research Citrullinome of Porphyromonas gingivalis Outer Membrane Vesicles: Confident Identification of Citrullinated Peptides
Citrullinated proteins from Porphyromonas gingivalis may contribute to rheumatoid arthritis.
research Endocrinology
The document concludes that inflammation markers can be used in diabetes, vitamin D3 affects immune pathways, hyperthyroidism changes hormone levels, androgen levels help diagnose Adrenocortical Carcinoma, erectile dysfunction is linked to diabetes, hypogonadism is common in HIV-infected males, and hormones can be biomarkers for various conditions.
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.