Results 71 to 80 of about 18,483 (234)

Gas Chromatography‐Mass Spectrometry‐Based Phytochemical Profiling and Bioactivity‐Guided Fractionation of Psidium guineense Stem Extracts: In Vitro and In Silico Insights Into Antioxidant, Antidiabetic and Antibacterial Potentials

open access: yesAnalytical Science Advances, Volume 7, Issue 1, June 2026.
ABSTRACT Psidium guineense (Myrtaceae) is traditionally used for various medicinal purposes, although its stem remains underexplored. This study provides the first integrated phytochemical, pharmacological and computational evaluation of the stem extracts to elucidate their antioxidant, antidiabetic and antibacterial potential.
Md. Jahid Hossain   +3 more
wiley   +1 more source

Genomic biomarkers in prostate cancer. [PDF]

open access: yes, 2018
Prostate cancer is the most common non-cutaneous cancer among men in the United States. In the last decade there has been a rapid expansion in the field of biomarker assays for diagnosis, prognosis, and treatment prediction in prostate cancer.
Cooperberg, Matthew R   +3 more
core  

Improvement of two-way continuous-variable quantum key distribution with virtual photon subtraction

open access: yes, 2017
We propose a method to improve the performance of two-way continuous-variable quantum key distribution protocol by virtual photon subtraction. The Virtual photon subtraction implemented via non-Gaussian post-selection not only enhances the entanglement ...
Guo, Hong   +4 more
core   +1 more source

Predicting prostate cancer : on the use of biomarkers in prostate cancer diagnostics [PDF]

open access: yes, 2015
Aims The aims of this thesis work were to answer the following questions. Paper I: How prevalent is testing and retesting with prostate-specific antigen (PSA)?; Paper II: Is a genetic score based on single-nucleotide polymorphisms (SNPs) informative
Nordström, Tobias
core   +1 more source

Unsupervised Hierarchical Symbolic Regression for Interpretable Property Modeling in Complex Multi‐Variable Systems

open access: yesAdvanced Science, Volume 13, Issue 19, 2 April 2026.
UHSR translates complex chemical behavior into clear and explainable equations. Applied to thin‐layer chromatography, it automatically uncovers the mathematical rules linking a molecule's structure to its polarity. This approach matches the accuracy of advanced AI while providing interpretable results, earning greater trust from chemists. The method is
Siyu Lou   +4 more
wiley   +1 more source

Diverse amide analogs of sulindac for cancer treatment and prevention [PDF]

open access: yes, 2017
Sulindac is a non-steroidal anti-inflammatory drug (NSAID) that has shown significant anticancer activity. Sulindac sulfide amide (1) possessing greatly reduced COX-related inhibition relative to sulindac displayed in vivoantitumor activity that was ...
Connelly, Michele C.   +4 more
core   +3 more sources

Bioactivity Profiling of Coronarin A and Villosin Isolated From Hedychium coronarium J. Koenig: Acaricidal, Nematicidal, and Antifungal Potential

open access: yesChemistry &Biodiversity, Volume 23, Issue 4, April 2026.
The graphical abstract illustrates the flowchart for the isolation and evaluation of bioactive compounds from Hedychium coronarium. Crude extracts were obtained via cold percolation from the aerial parts (flowers, leaves, and stems) using dichloromethane (DCM) and from the rhizomes using chloroform.
Riddhiman Lahiri   +10 more
wiley   +1 more source

Interchangeability and Diagnostic Accuracy of Two Assays for Total and Free Prostate-Specific Antigen: Two not Always Related Items

open access: yesThe International Journal of Biological Markers, 2007
The variation between different PSA assays seems to influence the interpretation of individual PSA values and the clinical decisions about prostate cancer.
R. Dittadi   +9 more
doaj   +1 more source

The Filamentous Fungus Aspergillus niger Contains Two “Differentially Regulated” Trehalose-6-phosphate Synthase-encoding Genes, tpsA and tpsB*

open access: yesJournal of Biological Chemistry, 1997
Two genes encoding trehalose-6-phosphate synthase were cloned from Aspergillus niger. tpsA was cloned using the Saccharomyces cerevisiae GGS1/TPS1 gene as a probe.
M. Wolschek, C. Kubicek
semanticscholar   +1 more source

Synthesis, Characterization, and Biological Evaluation of Aliphatic‐Substituted Benzimidazole Derivatives: Induction of Apoptosis, Cell Cycle Arrest, and Molecular Docking in Breast Cancer Cells

open access: yesDrug Development Research, Volume 87, Issue 2, April 2026.
ABSTRACT A new series of aliphatic‐substituted benzimidazole derivatives was synthesized and structurally characterized to evaluate their potential anticancer activity. Among the synthesized compounds, compound 4 exhibited the most potent cytotoxic effects against MCF‐7 and MDA‐MB‐231 breast cancer cell lines, with IC₅₀ values comparable to those of ...
Murat Keser   +7 more
wiley   +1 more source

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