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.
Search
for
Sort by
Research
60-90 / 1000+ results 
research Prostate Specific Antigen in Different Dermatoses Associated with Polycystic Ovary: Review Article
PSA might help diagnose PCOS and related skin issues, but more research is needed.
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 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 Nanoflow UHPLC-MS3 for sensitive detection of cortisol in a single-strand 1-cm human hair segment
research Diagnostic Thresholds for Androgen-Producing Tumors or Pathologic Hyperandrogenism in Women by Use of Total Testosterone Concentrations Measured by Liquid Chromatography-Tandem Mass Spectrometry
Total testosterone levels can help diagnose androgen-producing tumors and hyperandrogenism in women.
research Determination of pyrrolizidine alkaloids in dietary sources using a spectrophotometric method
A new method effectively detects toxic pyrrolizidine alkaloids in honey and flour.
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 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 A Nonredundant Human Protein Chip for Antibody Screening and Serum Profiling
The technology can help diagnose and subtype autoimmune diseases by identifying specific autoantibodies.
research An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of dehydroepiandrosterone sulfate in human serum and plasma
A new method accurately measures DHEAS in blood, improving on current tests.
research Editorial Comment
PSA levels help determine prostate size and guide treatment choices for benign prostatic hyperplasia.
research Relationship of Serum Prostate Specific Antigen with Hirsutism in Women Having Polycystic Ovary Syndrome Belonging to the Province of Khyber Pakhtunkhwa, Pakistan
Higher PSA levels are linked to more hirsutism in women with PCOS.
research PSA concentration change in men taking low dose finasteride and dutasteride for male androgenetic alopecia
research Multiple readout assay for hormonal (androgenic and antiandrogenic) and cytotoxic activity of plant and fungal extracts based on differential prostate cancer cell line behavior
The study created a test that found hormonal and toxic effects in plant and fungal extracts using prostate cancer cells.
research PD35-08 ASSOCIATION OF COMMON MEDICATION WITH PROSTATE-SPECIFIC ANTIGEN LEVEL IN 45-YEAR-OLD GERMAN MEN: RESULTS OF THE PROBASE TRIAL
Some common medications can lower PSA levels in 45-year-old German men.
research Simultaneous Determination of Selected Steroids with Neuroactive Effects in Human Serum by Ultrahigh-Performance Liquid Chromatography–Tandem Mass Spectrometry
A new method accurately measures nine neuroactive steroids in small blood samples, helping to study brain diseases.
research Invalidation of a commercially available human 5α-dihydrotestosterone immunoassay
The DHT immunoassay is unreliable due to high cross-reactivity with testosterone.
research Étude PCPT : les biais attendus et leur gestion
Systematic end-of-trial biopsies are the most reliable way to assess outcomes.
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 Serum Prostate Specific Antigen level in Women with Polycystic Ovary Syndrome
Women with PCOS have higher PSA levels, which are linked to increased male hormone levels and hirsutism.
research Editorial Comment
More biopsy cores and MRI before biopsy can improve prostate cancer detection.
research Causal associations between plasma proteins and prostate cancer: a Proteome-Wide Mendelian Randomization
Certain plasma proteins are linked to prostate cancer risk and could help in early detection and treatment.
research DOES PSADT AFTER RADICAL PROSTATECTOMY PREDICT OVERALL SURVIVAL?—A REPORT FROM THE SEARCH DATABASE GROUP
Shorter PSADT after prostate surgery is linked to higher risk of death.
research MP09-17 METHYLATION OF SRD5A2 IN THE BLOOD AS A NOVEL BIOMARKER TO PREDICT SENSITIVITY TO 5-ARI TREATMENT
SRD5A2 methylation in blood can predict how well someone will respond to finasteride treatment.
research Contrast-Enhanced Ultrasound (CEUS) Evaluation of Canine Prostatic Hyperplasia before and after Osaterone Acetate Therapy: Preliminary Results
Osaterone acetate reduces prostate size and enzyme levels in dogs with benign prostatic hyperplasia.
research Effect of Low-Dose Finasteride on Serum PSA Concentrations
Low-dose finasteride lowers PSA levels, which can make prostate cancer harder to detect.
research 410 NON-INVASIVE DIAGNOSIS OF PROSTATE CANCER FROM BODY FLUIDS USING A PANEL OF TUMOR SUPPRESSOR GENES
Blood tests for tumor cells could improve prostate cancer diagnosis and treatment; hair loss severity linked to a gene affecting prostate conditions.
research Rapid and Sensitive LC–MS–MS Method for the Simultaneous Estimation of Alfuzosin and Dutasteride in Human Plasma
A fast and accurate method was developed to measure alfuzosin and dutasteride in human plasma.
research 1450 THE TRUE BENEFIT OF PSA-SCREENING: MODELING THE IMPACT OF TRIAL SETTING AND PROTOCOL ON MORTALITY
PSA screening's effectiveness in reducing prostate cancer deaths can vary based on trial design and participant compliance.