research GC-TOF/MS-Based Metabolomics for Comparison of Volar and Non-Volar Skin Types
Different types of skin on mice have unique chemical profiles related to how they grow and react to stress.
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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 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 Analysis of Hormone Antagonists in Clinical and Municipal Wastewater by Isotopic Dilution Liquid Chromatography Tandem Mass Spectrometry
Researchers developed a method to detect hormone-blocking drugs in wastewater and found them in Beijing's sewage, suggesting they can survive sewage treatment.
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 High Resolution Full Scan Liquid Chromatography Mass Spectrometry Comprehensive Screening in Sports Antidoping Urine Analysis
The method effectively detects banned substances in urine for sports antidoping.
research Development of a Liquid Chromatography/Mass Spectrometry-Based Inhibition Assay for Screening Steroid 5-Alpha Reductase in Human and Fish Cell Lines
A new method was created to test the effectiveness of Dihydrotestosterone (DHT) inhibitors, like finasteride and dutasteride, in human and fish cells. The results showed fish cells are more sensitive to these treatments, and dutasteride works better than finasteride in all tested cells.
research Separation of Finasteride and Analogues
Finasteride and analogues separated using LC-MS-MS technique.
research Optimization of LC Method for the Determination of Testosterone and Epitestosterone in Urine Samples for Biomedical and Anti-Doping Research
Researchers developed a reliable method to measure testosterone and epitestosterone in urine for medical and anti-doping use.
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 Simultaneous Quantitation of Nine Hydroxy-Androgens and Their Conjugates in Human Serum by Stable Isotope Dilution Liquid Chromatography Electrospray Ionization Tandem Mass Spectrometry
A new method accurately measures nine specific hormones in human blood.
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 Determination of Finasteride and Its Metabolite in Urine by Dispersive Liquid-Liquid Microextraction Combined with Field-Enhanced Sample Stacking and Sweeping
New method accurately measures finasteride and M3 in urine, helping evaluate pharmacokinetics.
research Biochemical Roles of Testosterone and Epitestosterone to 5α-Reductase as Indicators of Male-Pattern Baldness
High testosterone to epitestosterone ratio in hair could predict male-pattern baldness.
research Hair Steroid Profiling Reveals Racial Differences in Male Pattern Baldness Between Korean and Caucasian Populations
Korean and Caucasian men with male pattern baldness have different hair steroid levels.
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 Improved Forensic Hair Evidence for Drugs of Abuse by Mass Spectrometry
Forensic hair analysis for drugs is now more reliable and accurate.
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 The Essential Oils of Chamaecyparis Obtusa Promote Hair Growth Through the Induction of Vascular Endothelial Growth Factor Gene
Essential oils from Chamaecyparis obtusa may help hair grow by increasing a growth-related gene.
research Evaluation of Androgens in the Scalp Hair and Plasma of Patients with Male-Pattern Baldness Before and After Finasteride Administration
Finasteride lowers scalp and blood DHT levels, potentially treating male-pattern baldness.
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 A Rapid Method for Obtaining Finasteride, a 5α-Reductase Inhibitor, from Commercial Tablets
Quickly get finasteride from tablets using easy methods.
research Stability Studies of Antiandrogenic Compounds in Curcuma Aeruginosa Roxb. Extract
Germacrone in Curcuma aeruginosa extract degrades at high temperatures but is stable in certain solutions and unaffected by pH levels.
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 Influence of Chemical Straightening on the Stability of Drugs of Abuse in Hair
Chemical hair straightening significantly reduces detectable drug levels in hair.
research A Volatile Producing Bacillus Subtilis Strain from the Rhizosphere of Haloxylon Ammodendron Promotes Plant Root Development
Bacillus subtilis strain WM13-24 helps plant root growth through volatile compounds.
research Hair Growth-Promoting Activity of Components Derived from Sweet Potato Shochu
Sweet potato shochu oil and its components may effectively promote hair growth.
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.
research Human Hair as a Testing Substrate in the Era of Precision Medicine: Potential Role of Omics-Based Approaches
Human hair shows promise for non-invasive medical testing, but more research is needed to standardize its 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.