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1301
Molecular characterization, chemical profile and biological properties of essential oils from Chamaemelum nobile (L.) flowers of Morocco: in vitro and in silico studies
Published 2025-02-01“…Its chemical composition was analyzed using gas chromatography-mass spectrometry (GC-MS). Antioxidant activity was evaluated using the DPPH assay, while antimicrobial properties were assessed via the disk diffusion method to measure inhibition zones against various bacterial and fungal strains. …”
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1302
2-Heptanone Produces Sensorial-Emotional Changes, Depending on Length of Exposure / La 2-heptanona produce cambios sensorio-emocionales, dependiendo del tiempo de exposición
Published 2015-06-01“…Gas chromatography/mass spectrometry indicated that urinary 2-heptanone content was increased approximately two-fold during pre-menstruation compared with the days around ovulation. …”
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1303
Quantification and identification of microfibers released from textiles during simulated accelerated washing
Published 2025-03-01“…Furthermore, experimental results showed that special care and attention should be paid when resorting to automated software-based identification of microplastics in environmental matrices, as this may not be as accurate as previously considered, particularly for increasingly used techniques, such as pyrolysis-gas chromatography/mass spectrometry.…”
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1304
Ferula communis leaf extract: antioxidant capacity, UHPLC–MS/MS analysis, and in vivo and in silico toxicity investigations
Published 2025-01-01“…The toxicity study revealed that the mice’s behavior, body weight, and organ weights (liver and kidneys) were unaffected by Ferula communis leaf extract administration compared to controls. UHPLC–tandem mass spectrometry (MS/MS) analysis of the extract highlights the presence of 11 compounds, the most abundant of which is p-hydroxybenzoic acid, representing 53.65%. …”
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1305
Hybrid peptides inspired by the RWQWRWQWR sequence inhibit cervical cancer cells growth in vitro
Published 2024-09-01“…Methods: Hybrid peptides and precursors were synthesized by solid-phase peptide synthesis using the Fmoc/tBu strategy, purified via reverse phase (RP)-solid phase extraction, and characterized by RP-high performance liquid chromatography (RP-HPLC) chromatography and mass spectrometry. In vitro cytotoxicity of hybrid peptides in human cervical cancer cells lines HeLa and Ca Ski was determined by 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide (MTT) assay. …”
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1306
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1307
GAMG alleviates liver fibrosis through inducing ferroptosis in inflammatory macrophages via the IRF1/SLC7A11 signaling pathway
Published 2025-03-01“…IRF1 was significantly increased while ferroptosis related SLC7A11 was significantly down-regulated in GAMG treated inflammatory macrophages. Mass spectrometry metabolomics analysis showed that GAMG significantly affected metabolites associated with LF. …”
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1308
UBE2T/CDC42/CD276 signaling axis mediates brain metastasis of triple-negative breast cancer via lysosomal autophagy
Published 2025-02-01“…Additionally, multiple experimental approaches were implemented, encompassing western blotting, Co-IP, GST pull-down, flow cytometry, mass spectrometry, immunofluorescence, immunohistochemistry, and qRT-PCR to reveal the molecular mechanism of UBE2T-mediated immune escape and BrM.Results Our results indicate that expressed at elevated levels in breast cancer, UBE2T is negatively linked to patient prognosis, especially in BrM of TNBC. …”
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1309
Temporal changes in plasma and milk lipids in response to an esophageal bolus of rumen-protected fish oil in lactating Holstein dairy cows
Published 2025-02-01“…Extracted plasma was analyzed for individual FA and phospholipid concentrations using gas chromatography and mass spectrometry. Separated milk fat was analyzed for individual milk FA using gas–liquid chromatography and a flame-ionization detector. …”
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1310
Seasonal Variations in Chemical Composition and Antibacterial and Antioxidant Activities of <i>Rosmarinus officinalis</i> L. Essential Oil from Southwestern Romania
Published 2025-01-01“…To analyze the constituents of RoEO, a comprehensive gas chromatography/mass spectrometry (GC/MS) method was employed. The analysis aimed to identify and quantify the various components by comparing their mass spectra with reference spectra from the National Institute of Standards and Technology (NIST) Library 2020. …”
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1311
AGD1/USP10/METTL13 complexes enhance cancer stem cells proliferation and diminish the therapeutic effect of docetaxel via CD44 m6A modification in castration resistant prostate can...
Published 2025-01-01“…To uncover the underlying mechanisms of AGD1, RNA pull-down assay, RIP, co-Immunoprecipitation (co-IP), mass spectrometry (MS), Methylated RNA immunoprecipitation (MeRIP) and single-base elongation and ligation-based qPCR amplification method (SELECT) were performed. …”
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1312
Isolation and characterization of novel peptides from fermented products of Lactobacillus for ulcerative colitis prevention and treatment
Published 2022-11-01“…Herein, 4 novel peptides are identified from AC-WGAF by membrane ultrafiltration, recycling preparative high-performance liquid chromatography, and matrix-assisted laser desorption–ionization time-of-flight/time-of-flight mass spectrometry, possessing anti-colitis activity via using an in vitro model. …”
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1313
Metal complexes in cells: from design of catalytic antioxidants to imaging metal ions and designing metal-based probes in X-ray fluorescence and IR-imaging, a multidisciplinary col...
Published 2024-03-01“…Methods to quantify the SOD-like activity, out of cellular context and in cells, and analysis of the integrity of the metal-based antioxidant in cells (through ion mobility coupled with mass spectrometry) will be described. Strategies to develop peptide-based metal complexes through conjugation of a LMW complex with peptides aimed at targeting specific organelle will be presented. …”
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1314
Impact of Methotrexate and 7‐Hydroxymethotrexate Exposure on Renal Toxicity in Pediatric Non‐Hodgkin Lymphoma
Published 2025-01-01“…Plasma MTX and 7‐OHMTX concentrations were determined using a high‐performance liquid chromatography tandem mass spectrometry (HPLC–MS/MS) method. A nonlinear mixed effect model approach was used to build a joint population pharmacokinetic (PopPK) model. …”
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1315
Salvia deserti Decne., an endemic and rare subshrub from Arabian desert: antidiabetic and antihyperlipidemic effects of leaf hydroethanolic extracts
Published 2025-02-01“…The identity of phenolic compounds of the hydroethanolic extract of S. deserti was conducted through HPLC-Electrospray Ionization-Mass Spectrometry (LC-ESI-MS) analyses.ResultsOral administration of hydroethanolic extract of S. deserti at 200 and 400 mg/kg for 14 days significantly decreased blood glucose and restored the hepatic and renal function by reducing the levels of ALT, AST, ALP, GGT, LDH, urea and creatinine. …”
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1316
Insulin Resistance Associated with Plasma Xanthine Oxidoreductase Activity Independent of Visceral Adiposity and Adiponectin Level: MedCity21 Health Examination Registry
Published 2019-01-01“…We investigated the associations of visceral fat area (VFA), serum adiponectin level, and insulin resistance with plasma XOR activity using our novel highly sensitive assay based on [13C2,15N2] xanthine and liquid chromatography/triple quadrupole mass spectrometry. Methods. This cross-sectional study included 193 subjects (92 males and 101 females) registered in the MedCity21 health examination registry. …”
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1317
A multicenter, randomized, open label, two formulation, crossover bioequivalence trial of doxorubicin hydrochloride liposomal injection in Chinese patients with metastatic breast c...
Published 2025-01-01“…Pharmacokinetic (PK) evaluation was conducted through the collection of blood samples, and the liquid chromatography tandem mass spectrometry (LC/MS/MS) method was leveraged to quantify plasma concentrations of both liposome-encapsulated doxorubicin and non-encapsulated doxorubicin in patients. …”
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1318
Maternal neonicotinoid pesticide exposure impairs glucose metabolism by deteriorating brown fat thermogenesis
Published 2025-01-01“…Urinary concentrations of seven widely used NEOs were quantified using ultra-high performance liquid chromatography multiple reaction monitoring mass spectrometry (UHPLC-MRM-MS/MS). Correlation analysis revealed the associations between NEOs concentrations and glucose homeostasis parameters. …”
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1319
Bacterial Multiresistance and Microbial Diversity of Milk Received by a University Hospital Milk Bank
Published 2024-12-01“…In total, 184 microbial isolates were identified by mass spectrometry, of 12 bacterial genera and 1 yeast genus. …”
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1320
Gut Dysbiosis and Abnormal Bile Acid Metabolism in Colitis-Associated Cancer
Published 2021-01-01“…Fecal microbiome and bile acids were detected via 16S rRNA sequencing and liquid chromatography-mass spectrometry. Results. The AOM/DSS group exhibited severe mucosal barrier impairment, inflammatory response, and tumor formation. …”
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