Articles with "uhplc qtof" as a keyword



Metabolic study of new psychoactive substance Methoxpropamine (MXPr) in mice by UHPLC-QTOF-HRMS.

Sign Up to like & get
recommendations!
Published in 2023 at "Drug testing and analysis"

DOI: 10.1002/dta.3449

Abstract: Methoxpropamine (MXPr) is an arylcyclohexylamine dissociative drug structurally similar to 3-methoxyeticyclidine, ketamine and deschloroketamine, recently appeared in the European illegal market and was classified within the New Psychoactive Substances (NPS). Our study investigated the metabolism… read more here.

Keywords: methoxpropamine mxpr; qtof hrms; new psychoactive; uhplc qtof ... See more keywords

Qualitative Analysis of Chemical Components in Shiqi Waigan Granules Using UHPLC-QTOF/MS and GC-MS Technologies.

Sign Up to like & get
recommendations!
Published in 2025 at "Journal of separation science"

DOI: 10.1002/jssc.70144

Abstract: Shiqi Waigan granules (SWG) are indicated for the treatment of fever and headache associated with external pathogenic cold, as well as for the prevention of influenza. However, due to its complex composition, little attention has… read more here.

Keywords: shiqi waigan; chemical components; waigan granules; analysis chemical ... See more keywords

Rapid discrimination of raw and sulfur-fumigated Smilax glabra based on chemical profiles by UHPLC-QTOF-MS/MS coupled with multivariate statistical analysis.

Sign Up to like & get
recommendations!
Published in 2018 at "Food research international"

DOI: 10.1016/j.foodres.2018.03.047

Abstract: Smilax glabra (SG) is commonly used as a traditional edible herb in eastern Asia. Recently, sulfur-fumigation has been frequently used in order to obtain better color and a longer storage lifetime. However, the chemical alterations… read more here.

Keywords: smilax glabra; acid; uhplc qtof; analysis ... See more keywords

Medicinal potential of Morchella esculenta oil inhibits cancer cell proliferation, metabolite characterization through GCMS, GC×GC–TOF–MS and UHPLC–QTOF–MS

Sign Up to like & get
recommendations!
Published in 2025 at "Scientific Reports"

DOI: 10.1038/s41598-025-07736-6

Abstract: The current study investigated comprehensive phytochemical profile through high resolution techniques like GCMS, GC×GC–TOF–MS, UHPLC–QTOF–MS, total phenolic content, total flavonoid content, antioxidant, and anticancer activities of Morchella esculenta oil using in vitro approaches. The results… read more here.

Keywords: morchella esculenta; esculenta oil; uhplc qtof; tof ... See more keywords

UHPLC-QTOF-MS/MS based characterization of anti-tumor constituents in Ceratocarpus arenarius L. and identification of EGFR-TK inhibitors by virtual screening

Sign Up to like & get
recommendations!
Published in 2022 at "Natural Product Research"

DOI: 10.1080/14786419.2022.2053851

Abstract: Abstract The constituents of Ceratocarpus arenarius L., as a traditional anticancer medicine of Kazakh, were firstly profiled with UHPLC-QTOF-MS/MS. The potential compounds against EGFR-TK were virtually screened. As a result, forty-four compounds were analyzed, including… read more here.

Keywords: ceratocarpus arenarius; anti tumor; tumor constituents; uhplc qtof ... See more keywords

Authentication and quality assessment of Plumeriae Rubrae Flos by UHPLC-QTOF-MS/MS and UHPLC-DAD combined with chemometrics.

Sign Up to like & get
recommendations!
Published in 2022 at "Journal of AOAC International"

DOI: 10.1093/jaoacint/qsac006

Abstract: BACKGROUND Plumeriae Rubrae Flos, the dried flowers of Plumeria rubra cv. acutifolia (PRCA), is one of the most important materials of herbal tea in China. Recently, due to the lack of effective quality evaluation standards,… read more here.

Keywords: uhplc qtof; plumeriae rubrae; quality; rubrae flos ... See more keywords
Photo by sxy_selia from unsplash

Developing a UHPLC-QTOF-MS and Automated Library Search Method for Screening Drugs and Toxic Compounds in Postmortem Specimens.

Sign Up to like & get
recommendations!
Published in 2017 at "Journal of analytical toxicology"

DOI: 10.1093/jat/bkx026

Abstract: Screening and confirming the presence of drugs and toxic compounds in various matrices are important and challenging tasks routinely faced by forensic and clinical laboratories. Recent advances in the liquid chromatographic and mass spectrometric technologies… read more here.

Keywords: drugs toxic; toxic compounds; developing uhplc; uhplc qtof ... See more keywords

Discrimination and Evaluation of Wild Paris Using UHPLC-QTOF-MS and FT-IR Spectroscopy in Combination with Multivariable Analysis

Sign Up to like & get
recommendations!
Published in 2023 at "International Journal of Analytical Chemistry"

DOI: 10.1155/2023/8425016

Abstract: Genus Paris has numerous bioactive constituents such as steroid saponins, flavonoids, and polysaccharose which are responsible for antitumor, hemostatic, and anthelmintic, etc. In this study, ultrahigh performance liquid chromatography coupled to time-of-flight mass spectrometer (UHPLC-QTOF-MS)… read more here.

Keywords: spectroscopy; multivariable analysis; combination multivariable; spectroscopy combination ... See more keywords

Metabolic Profiles and Blood Biomarkers to Discriminate between Benign Thyroid Nodules and Papillary Carcinoma, Based on UHPLC-QTOF-ESI+-MS Analysis

Sign Up to like & get
recommendations!
Published in 2024 at "International Journal of Molecular Sciences"

DOI: 10.3390/ijms25063495

Abstract: In this study, serum metabolic profiling of patients diagnosed with papillary thyroid carcinoma (PTC) and benign thyroid pathologies (BT) aimed to identify specific biomarkers and altered pathways when compared with healthy controls (C). The blood… read more here.

Keywords: qtof esi; analysis; thyroid nodules; esi analysis ... See more keywords

Untargeted Metabolomics Pilot Study Using UHPLC-qTOF MS Profile in Sows’ Urine Reveals Metabolites of Bladder Inflammation

Sign Up to like & get
recommendations!
Published in 2022 at "Metabolites"

DOI: 10.3390/metabo12121186

Abstract: Urinary tract infections (UTI) of sows (characterized by ascending infections of the urinary bladder (cyst), ureters, and renal pelvis), are major health issues with a significant economic impact to the swine industry. The current detection… read more here.

Keywords: untargeted metabolomics; metabolomics pilot; uhplc qtof; pilot study ... See more keywords

Identification of Chemical Markers for the Discrimination of Radix Angelica sinensis Grown in Geoherb and Non-Geoherb Regions Using UHPLC-QTOF-MS/MS Based Metabolomics

Sign Up to like & get
recommendations!
Published in 2019 at "Molecules"

DOI: 10.3390/molecules24193536

Abstract: This research aimed to discover chemical markers for discriminating radix Angelica sinensis (RAS) from different regions and to explore the differences of RAS in the content of four active compounds and anti-inflammatory activities on lipopolysacchride… read more here.

Keywords: uhplc qtof; radix angelica; chemical markers; geoherb ... See more keywords