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.
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research A Non-Invasive Hair Test to Determine Vitamin D3 Levels
The hair test for vitamin D could be a useful alternative to blood tests, providing a longer-term vitamin D status, but more research is needed.
research Matrix Effect in Quantitative LC/MS/MS Analyses of Biological Fluids: A Method for Determination of Finasteride in Human Plasma at Picogram Per Milliliter Concentrations
Method detects finasteride in plasma at very low concentrations.
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 Androgen Receptor in Rat Liver: Characterization and Separation from a Male-Specific Estrogen-Binding Protein
Male rats have androgen receptors in their liver, which are different from proteins that bind estrogen.
research Integrated Chemometric Fingerprints of Antioxidant Activities and HPLC-DAD-CL for Assessing the Quality of the Processed Roots of Polygonum Multiflorum Thunb. (Heshouwu)
The research identified 12 antioxidant compounds in Polygonum multiflorum roots, suggesting these as quality markers for the plant's processed roots.
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 Structural Characterization of Cyclosporin A, C, and Microbial Bio-Transformed Cyclosporin A Analog AM6 Using HPLC–ESI–Ion Trap-Mass Spectrometry
Researchers developed a method to identify and analyze cyclosporin compounds and their structures effectively.
research Comparative Studies on Polyamine Levels in Plasma and Urine of Androgenic Alopecia Patients Treated with Finasteride for a Period of Three Years
Finasteride treatment for three years changes certain polyamine levels in the blood but not in urine.
research Omics for Precious Rare Biosamples: Characterization of Ancient Human Hair by a Proteomic Approach
The study developed a method to analyze ancient hair proteins using very small samples.
research In Vitro and In Vivo Assessment of Metabolic Drug Interaction Potential of Dutasteride with Ketoconazole
Taking Dutasteride with Ketoconazole can increase Dutasteride's effects and side effects.
research Development and Validation of Rapid and Simultaneous Method for Determination of 12 Hair-Growth Compounds in Adulterated Products by UHPLC-MS/MS
Researchers created a reliable method to detect hair-growth substances in products.
research Biosynthetic Studies Through Feeding Experiments in Eclipta Prostrata Hairy Roots
The study found that in Eclipta prostrata roots, coumestans come from acetate and shikimate pathways, and phenylpropanoid is made only through the shikimate pathway.
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 Bioequivalence Study of Finasteride
Finasteride's two formulations absorb similarly, showing bioequivalence.
research Patients Treated for Male Pattern Hair Loss with Finasteride Show Altered Levels of Neuroactive Steroids in Cerebrospinal Fluid and Plasma After Discontinuation
Finasteride affects brain and blood steroids, causing lasting sexual and emotional side effects.
research A New Spectrophotometric Method for the Determination of Finasteride in Tablets
New method accurately measures finasteride in tablets.
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 Oligomeric Procyanidins in Apple Polyphenol Are Main Active Components for Inhibition of Pancreatic Lipase and Triglyceride Absorption
Apple polyphenol, especially oligomeric procyanidins, can reduce fat absorption and lower blood fat levels.
research Studies on Neurosteroids XXV: Influence of a 5α-Reductase Inhibitor, Finasteride, on Rat Brain Neurosteroid Levels and Metabolism
Finasteride almost fully depletes allopregnanolone in rat brains and enhances 20α-DHP, but doesn't change 3α-DHP levels.
research Neuroactive Steroid Levels and Psychiatric and Andrological Features in Post-Finasteride Patients
Post-finasteride patients show changed neuroactive steroid levels, possibly causing erectile dysfunction and depression.
research Chemical Profiling and Quantitation of Bioactive Compounds in Platycladi Cacumen by UPLC-Q-TOF-MS/MS and UPLC-DAD
Researchers identified new compounds in Platycladi Cacumen and found variations in its flavonoid content, which could aid in its quality control.
research Computational Design and Development of a Novel Voltammetric Sensor for Minoxidil Detection Based on Electropolymerized Molecularly Imprinted Polymer
New sensor detects minoxidil accurately and effectively.
research Doping-Control Analysis of the 5α-Reductase Inhibitor Finasteride: Determination of Its Influence on Urinary Steroid Profiles and Detection of Its Major Urinary Metabolite
Finasteride affects urinary steroid profiles and can potentially hide steroid abuse in sports drug testing.
research Simultaneous Determination of Quercitrin, Afzelin, Amentoflavone, Hinokiflavone in Rat Plasma by UFLC-MS-MS and Its Application to the Pharmacokinetics of Platycladus Orientalis Leaves Extract
Researchers developed a method to measure plant compounds in rat blood and found they are quickly absorbed and eliminated within 36 hours.
research In Vivo Investigation in Pigs of Intestinal Absorption, Hepatobiliary Disposition, and Metabolism of the 5α-Reductase Inhibitor Finasteride and the Effects of Coadministered Ketoconazole
Ketoconazole increases finasteride's effectiveness and lifespan in the body.
research LC-MS Bioanalytical Method for Simultaneous Determination of Latanoprost and Minoxidil in the Skin
Method measures latanoprost and minoxidil in skin accurately and precisely.
research A Semisynthetic Approach for the Simultaneous Reaction of Grape Seed Polymeric Procyanidins with Catechin and Epicatechin to Obtain Oligomeric Procyanidins in Large Scale
Created large amounts of grape seed compounds using a new method.
research Synthesis of 11α-Hydroxyprogesterone Haptens
Researchers successfully made new compounds for hormone level tests, but one attempt led to an unexpected product, correcting a past error.
research Prenatal Androgenization of Ewes as a Model of Hirsutism in Polycystic Ovary Syndrome
Prenatally androgenized ewes can model increased hair diameter in women with PCOS.