research The validation of estradiol extraction and analysis from hair
Hair can reliably measure average estradiol levels over months in humans and monkeys.
Search
for
Sort by
Research
570-600 / 1000+ resultsresearch Identification of Metabolites for the Novel 5α‐Reductase Inhibitor Epristeride In Vitro and Its Potential Impact on Doping Testing
Epristeride's metabolism involves key metabolites and proteins, affecting its use in doping tests.
research Assessing dutasteride-associated sexual dysfunction using the U.S. Food and Drug Administration Adverse Event Reporting System
Dutasteride is linked to a higher chance of sexual dysfunction, especially in younger males and the elderly.
research Double-wavelength laser scanning microphotometer (DWLSM) for in-vitro hair shaft and surrounding tissue imaging
The DWLSM provides detailed imaging of hair shafts and follicles with high accuracy.
research Fully automated chip-based nanoelectrospray ionization-mass spectrometry as an effective tool for rapid and high-throughput screening of 5α-reductase inhibitors
research Expression and Activity Assay of Human Steroid 5 Alpha-Reductase Type II in CHO Cells
Finasteride effectively inhibits the enzyme steroid 5 alpha-reductase II.
research Hair Growth Promotion by δ-Opioid Receptor Activation
Activating δ-opioid receptors can help hair grow.
research A randomized phase II trial on the addition of dutasteride to combined androgen blockade therapy versus combined androgen blockade therapy alone in patients with advanced or metastatic salivary duct carcinoma – the DUCT study protocol
Adding dutasteride to therapy may improve treatment for advanced salivary duct cancer.
research Determination of Illegally Added Minoxidil in Herbal Hair Growth Cosmetics by HPLC
The method accurately detects illegal minoxidil in herbal hair products.
research Role of Ornithine Decarboxylase in Human Hair Follicles
Ornithine decarboxylase is crucial for human hair growth and the hair cycle.
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 PD05-10 COMPARATIVE EFFECTS OF FINASTERIDE AND DUTASTERIDE ON SEMEN PARAMETERS IN YOUNG MEN WITH ANDROGENIC ALOPECIA: A RANDOMIZED CONTROLLED STUDY
Finasteride and dutasteride reduce semen quality, with dutasteride having a stronger negative effect.
research P22-023-23 Pilot Study Protocol on Application of Non-Invasive Vitamin D Hair Test and Screening E-Tool for Indigenous Populations in the Great Northern Plains
research Plasma androsterone/epiandrosterone sulfates as markers of 5α-reductase activity: Effect of finasteride in normal men
Finasteride effectively lowers specific hormone levels, helping monitor treatment progress.
research Simultaneous Analysis of Biomarkers in Human Hair for Evaluating Chronic Tobacco Smoke Exposure and Stress/Relaxation Using Online In-Tube Solid-Phase Microextraction Coupled with Liquid Chromatography–Tandem Mass Spectrometry
A new method can quickly and accurately measure tobacco exposure and stress using a small hair sample.
research Differential Stripping: Determination of the Amount of Topically Applied Substances Penetrated into the Hair Follicles
The new "differential stripping" method effectively measures how much substance gets into hair follicles.
research Measuring Finasteride Efficacy
Finasteride's effectiveness measured by observing hair cortex changes using a cheap and easy method.
research Gain‐of‐function variants in the ODC1 gene cause a syndromic neurodevelopmental disorder associated with macrocephaly, alopecia, dysmorphic features, and neuroimaging abnormalities
ODC1 gene mutations cause a neurodevelopmental disorder with large head size, hair loss, and facial abnormalities.
research A Definitive Role of Ornithine Decarboxylase in Photocarcinogenesis
Inhibiting ODC can prevent UV-induced skin cancer.
research Nano-CoCr2O4 Catalysts Promote the Synthesis of Diamino Pyrimidine Oxide Derivatives
CoCr2O4 catalysts effectively and sustainably produce diaminopyrimidine oxides with high yield.
research Analysis of keratin films as screening tools for predicting the efficacy of potential hair dyes
Translucent keratin films are better for testing hair dyes.
research Dyeing regions of oxidative hair dyes in human hair investigated by nanoscale secondary ion mass spectrometry
Hair dye colors mainly target melanin granules in black hair.
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 Rapid high-performance liquid chromatogaphic method for detection of interindividual differences in carcinogen metabolism
Human hair follicles can assess carcinogen metabolism and imidazole compounds might be effective anticarcinogens.
research Simultaneous quantitative analysis of tamsulosin and finasteride in pharmaceutical dosage form by U-HPLC Tandem mass spectrometry
Method measures tamsulosin and finasteride in medicine accurately.
research 187 Protective Effect of DA-9401 on Acute use of Finasteride on Sprague–Dawley Rats
DA-9401 protects against hair loss, improves organ function, and prevents infertility caused by finasteride.
research TMT-Based Proteomic Explores the Influence of DHEA on the Osteogenic Differentiation of hBMSCs
DHEA boosts bone cell growth and differentiation in elderly stem cells.
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.
research Inhibition of 5α-reductase alters pregnane metabolism in the late pregnant mare
Inhibiting 5α-reductase increases progesterone levels in late pregnant mares.
research Dose–hair concentration relationship and pigmentation effects in patients on low-dose clozapine
Clozapine levels in hair reflect dosage and bind more to pigmented hair.