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.
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90-120 / 1000+ results research Design and Validation of a Sensitive Multisteroid LC-MS/MS Assay for the Routine Clinical Use: One-Step Sample Preparation with Phospholipid Removal and Comparison to Immunoassays
The new LC-MS/MS method is more accurate and reliable than traditional immunoassays for measuring steroids in serum.
research Determination of finasteride in human plasma by liquid chromatography–electrospray ionization tandem mass spectrometry with flow rate gradient
Researchers developed a quick and sensitive way to measure finasteride in blood using a small sample size.
research BIO-ANALYTICAL METHOD DEVELOPMENT AND VALIDATION OF FINASTERIDE, TADALAFIL, AND ITS APPLICATION TO PHARMACOKINETIC STUDIES IN RAT PLASMA BY USING LC-MS/MS
A reliable method was developed to measure Finasteride and Tadalafil in rat blood.
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 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 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 A validated RP-HPLC method to investigate finasteride in human skin after in vitro topically applying vesicular nanocarrier.
The method accurately measures finasteride in skin after using special carriers.
research Analytical Techniques for the Quantification of Finasteride - A Review
Different methods accurately measure Finasteride in medicines and body fluids.
research Micro-segmental analysis of the entry pathway and distribution of zolpidem in hair from different scalp regions after a single dose
Zolpidem shows up in hair from the top back of the head after one dose and fades over time, suggesting it gets into hair through blood and sweat.
research Procyanidin B‐3, isolated from barley and identified as a hair‐growth stimulant, has the potential to counteract inhibitory regulation by TGF‐β1
Barley extract, specifically procyanidin B-3, can promote hair growth and counteract growth inhibition.
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 Measurement of steroid hormones by liquid chromatography-tandem mass spectrometry with small amounts of hair
A new method accurately measures steroid hormones in a few hair strands and could help study chronic stress and hair loss.
research Simultaneous determination of androgens and prostaglandins in human urine using ultra-high-performance liquid chromatography–tandem mass spectrometry
Researchers developed a reliable way to measure hormones in urine, showing that a baldness treatment doesn't change hormone levels.
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 The Effect of Methylsulfonylmethane on Hair Growth Promotion of Magnesium Ascorbyl Phosphate for the Treatment of Alopecia
Combining MSM with MAP significantly promotes hair growth.
research Simultaneous LC-MS/MS quantification of glucocorticoids, melatonin and its metabolites in hair
The new method can measure sleep-related hormones in hair effectively and could help track long-term sleep patterns.
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 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 Distribution of polyamines may be altered in different scalp regions of patients with hair loss
Hair loss patients may have different polyamine levels in various scalp areas.
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 In Vitro Release of Minoxidil From Topical Formulations
Lotions release minoxidil better than creams, with a recommended mix of propylene glycol, water, and ethanol improving effectiveness.
research O15: Determination of EtG in body hair samples for monitoring of teetotalism: A suitable alternative to scalp hair locks?
Body hair can be used to test for alcohol intake, especially in men.
research Validation of Finasteride Tablets USP by HPLC Isocratic with UV Detector
The method is effective and suitable for testing finasteride tablets.
research Evaluation of Eclipta alba L. selections for higher biomass and bioactive compound
Eclipta alba IIHR Sel EA 43 is best for large-scale cultivation due to high growth, yield, and wedelolactone content.
research Effects of Solvent System and Storage Condition on Chemical Stability of 5(alpha)-Reductase Inhibitor Compounds in Tectona grandis L.f. Leaf Extracts
Store Tectona grandis leaf extracts in slightly acidic, light-protected conditions for best stability.
research Standardization of Hibiscus rosa-sinensis Flower by HPTLC, HPLC and AAS
The method ensures Hibiscus rosa-sinensis flower extract is safe and effective for medicinal use.
research APLICAÇÃO DE PLANEJAMENTO DE EXPERIMENTOS (DoE) PARA OTIMIZAÇÃO DE MÉTODO ANALÍTICO PARA QUANTIFICAÇÃO DE MINOXIDIL POR CLAE
Optimizing the method improved minoxidil measurement accuracy and efficiency.
research Isolation and HPLC Quantitative Determination of 5α-Reductase Inhibitors from Tectona grandis L.f. Leaf Extract
Teak leaf extract contains compounds that could help treat hair loss.
research Clinical and analytical evaluation of LC-MS methods for plasma renin activity and aldosterone
The study developed methods to measure biomarkers in mice and found differences in hormone levels linked to gut microbiota diversity and stress response.