research Enzyme-linked immunosorbent assays for doping control of 5α-reductase inhibitors finasteride and dutasteride
New tests detect finasteride and dutasteride in urine quickly and easily.
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research Mapping Metabolism: Monitoring Lactate Dehydrogenase Activity Directly in Tissue
The document concludes that the technique allows for the detection of LDH activity in various tissues, showing where cells are actively metabolizing glucose.
research Simultaneous pharmacokinetic and pharmacodynamic analysis of 5α-reductase inhibitors and androgens by liquid chromatography tandem mass spectrometry
The method effectively measures drug impact on DHT levels in prostate treatments.
research Fast determination of minoxidil by photometric flow titration
A quick method to measure minoxidil using a light-based titration technique was developed.
research Signs of some hematological diseases with the help of monoclonal antibodies LT-1, LT-2, LT-7
Monoclonal antibodies LT-1, LT-2, and LT-7 help diagnose certain blood cancers.
research Intricate diagnosis due to falsely elevated testosterone levels by immunoassay
Confirm testosterone levels with advanced tests to avoid unnecessary procedures.
research Sulfotransferase activity in plucked hair follicles predicts response to topical minoxidil in the treatment of female androgenetic alopecia
Sulfotransferase in hair follicles helps predict how well minoxidil works for female hair loss.
research A Sensitive Assay for the Enzyme Activity in Hair Follicles and Epidermis that Catalyses the Peptidyl-Arginine-Citrulline Post-translational Modification
A more sensitive assay was developed to detect enzyme activity converting arginine to citrulline in hair follicles.
research Mitochondrial DNA 10158T>C mutation in a patient with mitochondrial encephalomyopathy with lactic acidosis, and stroke-like episodes syndrome
A patient with a rare disease had a unique genetic mutation linked to their symptoms.
research High-throughput and direct measurement of androgen levels using turbulent flow chromatography liquid chromatography-triple quadrupole mass spectrometry (TFC-LC-TQMS) to discover chemicals that modulate dihydrotestosterone production in human prostate cancer cells
Researchers found four natural compounds that can change DHT levels in prostate cancer cells.
research Mitochondrial-related genes as prognostic and metastatic markers in breast cancer: insights from comprehensive analysis and clinical models
Mitochondrial genes help predict breast cancer outcomes and spread.
research A rapid screening LC‐MS/MS method based on conventional HPLC pumps for the analysis of low molecular weight xenobiotics: application to doping control analysis
A quick method was developed to detect banned substances in urine for doping control.
research Integrated flow injection-solid phase spectrophotometric determination of minoxidil
New method measures minoxidil concentration faster, more accurately, and automatically.
research Sacituzumab tirumotecan (sac-TMT/MK-2870/SKB264): a novel antibody–drug conjugate in breast cancer
Sacituzumab tirumotecan shows promise in treating breast cancer with manageable side effects.
research Quantification of biotin in plasma samples by column switching liquid chromatography – tandem mass spectrometry
The document describes a way to measure biotin in blood to prevent wrong test results in hormone level testing.
research Revisiting hyper- and hypo-androgenism by tandem mass spectrometry
The document concludes that using LC-MS/MS for measuring androgens is more accurate than older methods, but it needs careful validation and standardized references to be most effective.
research The Influence of the MDR1 C3435T Polymorphism on Methotrexate Responsiveness in Rheumatoid Arthritis Patients
The MDR1 C3435T polymorphism does not significantly affect methotrexate response in rheumatoid arthritis patients.
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 Testosterone-stimulated weanlings as an alternative to castrated male rats in the Hershberger anti-androgen assay
Using testosterone-stimulated weanling rats can effectively replace castrated rats for anti-androgen testing, reducing animal stress.
research Prenatal diagnosis of a fetus harboring an intermediate load of the A3243G mtDNA mutation in a maternal carrier diagnosed with MELAS syndrome
Prenatal genetic diagnosis may not predict MELAS syndrome severity in offspring.
research Fast determination of minoxidil by photometric flow titration
Quick, accurate minoxidil measurement in hair loss products using photometric flow titration.
research Sensitive Quantitative In Vivo Assay for Evaluating the Effects of Biomolecules on Hair Growth and Coloring Using Direct Microinjections into Mouse Whisker Follicles
The new "whisker follicle microinjection assay" can test how different biomolecules affect hair growth and color.
research Analysis of Trend of Studies on Microneedle Treatment System (MTS)
Microneedle Treatment System is effective for hair growth and skin improvement with no serious side effects, but more research is needed.
research Steroidomics for highlighting novel serum biomarkers of testosterone doping
Monitoring steroid hormones in blood can better detect testosterone doping.
research Testosterone Analysis in Hair
The method shows hair testosterone levels reflect those in saliva, but are affected by various factors and may indicate a risk for heart attack.
research Methylenetetrahydrofolate reductase C677T mutation in patients with alopecia areata in Turkish population
The MTHFR C677T mutation may increase the risk of alopecia areata in the Turkish population.
research Mitogen‐regulated protein/proliferin mRNA induction following single applications of tumor promoters to murine skin
mrp/plf-mRNA can indicate tumor-promoting effects in skin.
research Development of a new GC–MS/MS method for the determination of metformin in human hair
A new method was created to measure metformin in hair, showing potential for monitoring treatment and medical investigations.
research De novo mutation in the mitochondrial tRNALeu(UUR) gene (A3243G) with rapid segregation resulting in MELAS in the offspring
A new mutation in the mitochondrial DNA was found in a boy with MELAS, even though his family didn't show typical signs.
research Apparent Hyperandrogenemia Due to Immunoassay Interference Resolved by Liquid Chromatography–Tandem Mass Spectrometry
False high testosterone levels were corrected using a more accurate test.