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1701
Phytochemical Profile Screening and Selected Bioactivity of <i>Myrtus communis</i> Berries Extracts Obtained from Ultrasound-Assisted and Supercritical Fluid Extraction
Published 2025-01-01“…The extracts were characterized using spectrophotometric methods and Reversed-Phase High-Performance Liquid Chromatography (RP-HPLC). The UAE extract exhibited higher total flavonoid and anthocyanin content, while the SFE extract prevailed in total phenolic content and antioxidant activity in the DPPH radical screening assay. …”
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1702
Physicochemical characterization of biodegradable polymer polyhydroxybutyrate from halophilic bacterium local strain Halomonas elongata
Published 2024-07-01“…The effect of incubation time, sodium chloride concentration, nitrogen, and carbon sources were evaluated via gas chromatography to enhance its productivity. The functional groups of isolated polyhydroxybutyrate were analyzed using nuclear magnetic resonance and Fourier transform infrared spectroscopy. …”
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1703
Exploring Innovative Approaches for the Analysis of Micro- and Nanoplastics: Breakthroughs in (Bio)Sensing Techniques
Published 2025-01-01“…Thermal analytical methods, including pyrolysis gas chromatography–mass spectrometry (Py-GC-MS), provide compositional insights but are destructive and limited in morphological analysis. …”
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1704
2′-Hydroxycinnamaldehyde induces ROS-mediated apoptosis in cancer cells by targeting PRX1 and PRX2
Published 2025-01-01“…In the present study, we identified peroxiredoxin 1 (PRX1) and peroxiredoxin 2 (PRX2) as target proteins of HCA using affinity chromatography, and further confirmed these association using a cellular thermal shift assay (CETSA). …”
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1705
Extensive Atrophic Gastritis Increases Intraduodenal Hydrogen Gas
Published 2008-01-01“…Intraluminal H2 concentrations were measured by gas chromatography. Results. Intragastric and intraduodenal H2 gas was detected in 566 (87.5%) and 524 (81.0%) patients, respectively. …”
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1706
GC/MS Fatty Acid Profile of Marine-Derived Actinomycetes from Extreme Environments: Chemotaxonomic Insights and Biotechnological Potential
Published 2024-12-01“…Fatty acid methyl esters (FAMEs) were prepared from the ethyl acetate lipidic extracts of these strains and analyzed by gas chromatography–mass spectrometry (GC/MS), with FA identification performed using the NIST library. …”
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1707
Molecular and cellular aspects of the impact of secondary metabolites from common barberry and hybrid goat’s rue on the HeLa cell line
Published 2023-12-01“…The isolation and verification of all compounds used in the experiment were carried out using column chromatography and nuclear magnetic resonance methods at the Department of Natural Compounds, Faculty of Chemistry, Southern Federal University. …”
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1708
Effects of dietary l-carnosine supplementation on the growth, intestinal microbiota, and serum metabolome of fattening lambs
Published 2025-01-01“…The fecal microbiota was analyzed using 16S rRNA sequencing, and serum metabolites were analyzed using liquid chromatography–tandem mass spectrometry. Spearman correlation analysis was employed to assess the associations between intestinal microbiota and serum metabolite biomarkers. …”
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1709
Breaking the biofilm barrier: Juglone derivatives as dual-action inhibitors and anti-quorum sensing agents
Published 2025-02-01“…High Performance Liquid Chromatography (HPLC) was performed to analyze the acyl homoserine lactones (AHLs) signals degradation by juglone derivatives. …”
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1710
Composition of antifungal volatile organic compounds in Sextonia rubra fruit by molecular networks
Published 2023-11-01“…Hydrodistillation of its fruit was performed for the first time and the resulting hydrolate was analyzed by headspace-solid phase microextraction-gas chromatography-mass spectrometry (HS-SPME-GC-MS) together with the dried fruit. …”
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1711
Corticostriatal glutamate‐mediated dynamic therapeutic efficacy of electroacupuncture in a parkinsonian rat model
Published 2024-12-01“…Additionally, we evaluated corticostriatal spine plasticity using immunoelectron microscopy and measured the levels of dopaminergic and glutamatergic neurotransmitters through microdialysis, in vivo electrochemistry and high‐performance liquid chromatography. Neural activity dynamics were recorded by measuring local field potentials in both the motor cortex and the striatum. …”
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1712
Association of Serum Alpha-Tocopherol and Retinol with the Extent of Coronary Lesions in Coronary Artery Disease
Published 2018-01-01“…Serum levels of vitamins were determined via high-performance liquid chromatography and serum biochemical analysis. Results. …”
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1713
Investigating the neuroprotective effects of Dracocephalum moldavica extract and its effect on metabolomic profile of rat model of sporadic Alzheimer's disease
Published 2025-02-01“…The DM extract was standardized and quantified based on examining total phenolic, total flavonoid, rosmarinic acid, and quercetin contents using colorimetry and high-performance liquid chromatography (HPLC) methods. The antioxidant potential of the extract was evaluated by 2,2-Diphenyl-1-picrylhydrazyl and nitric oxide radical scavenging assays. …”
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1714
Effect of rhGH treatment on lipidome and brown fat activity in prepuberal small for gestational age children: a pilot study
Published 2025-02-01“…Untargeted lipidomics analysis was performed using liquid chromatography-mass spectrometry (LC-MS), and serum biomarker levels were measured using ELISA assays. …”
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1715
Evolution of aroma compounds in round soy sauce aroma type baijiu during aging and the effect of aging markers on the lasting aroma in finished glass
Published 2025-01-01“…The round 1–4 SSABs were analyzed by gas chromatography–mass spectrometry and an electronic tongue over one-year aging. …”
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1716
The normal cell proliferation and wound healing effect of polysaccharides from Ganoderma amboinense
Published 2021-07-01“…The results showed that the GAMPS was composed of glucose, mannose, and galactose at a molar ratio of 67.62:14.07:7.50, and the weight-average molecular weights were 5.439 × 106 and 1.704 × 105 g/mol by using high-performance gel-permeation chromatography-multiple angle laser scatter (HPGPC-MALS) analysis. …”
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1717
Clinical significance of plasma-free amino acids and tryptophan metabolites in patients with non-small cell lung cancer receiving PD-1 inhibitor: a pilot cohort study for developin...
Published 2022-05-01“…The plasma concentrations of 21 PFAAs, 14 metabolites, and neopterin were measured by liquid chromatography–mass spectrometry. Using Cox hazard analysis with these variables, a multivariate model was established to stratify patient overall survival (OS). …”
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1718
Combined biochemical profiling and DNA sequencing in the expanded newborn screening for inherited metabolic diseases: the experience in an Italian reference center
Published 2025-01-01“…Methods based on liquid chromatography/mass spectrometry (LC–MS/MS) analysis are viewed worldwide as the gold standard procedure for the expanded NBS programs for these disorders. …”
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1719
Volatile components, total phenolic compounds, and antioxidant capacities of worm-infected Gomphidius rutilus
Published 2018-06-01“…The volatile components of G. rutilus were analyzed by simultaneous distillation–extraction (SDE) and headspace solid-phase microextraction (HS-SPME) using gas chromatography–mass spectrometry (GC–MS). A total of 17 and 19 types of volatile compounds were detected, including ketones, alcohols, benzene, alkenes, aldehydes, esters, acids, and alkanes. …”
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1720
Effect of Lactic Acid Bacteria Fermentation on Quality, Flavour and Antioxidant Activity of Rice Milk
Published 2025-02-01“…The results of gas chromatography-mass spectrometry (GC-MS) and electronic nose (E-nose) analyses showed that the types and contents of flavouring substances were significantly higher in the rice milk fermented by lactic acid bacteria compared to the control. …”
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