Results 31 to 40 of about 2,976,642 (307)

Detection of GlcNAc in intestinal contents by UHPLC–MRM-MS

open access: yes, 2022
Detection of GlcNAc in intestinal contents by UHPLC–MRM ...
Hu xiaotong (13154538)
core   +1 more source

Two New Fumarprotocetraric Acid Lactones Identified and Characterized by UHPLC-PDA/ESI/ORBITRAP/MS/MS from the Antarctic Lichen Cladonia metacorallifera

open access: yesSeparations, 2022
Lichens are symbiotic organisms between algae and fungi, which are makers of secondary compounds named as lichen substances. Hyphenated techniques have significantly helped natural product chemistry, especially UHPLC/ESI/MS/MS in the identification ...
Beatriz Sepúlveda   +4 more
doaj   +1 more source

UHPLC-MS-MS analysis of oxylipins metabolomics components of follicular fluid in infertile individuals with diminished ovarian reserve

open access: yesReproductive Biology and Endocrinology, 2021
Background Diminished ovarian reserve (DOR) refers to a decrease in the number and quality of oocytes in the ovary, which results in a lack of sex hormones and a decline of fertility in women.
Cheng Liang   +6 more
semanticscholar   +1 more source

Identification of Oxindoleacetic Acid Conjugates in Quinoa (Chenopodium quinoa Willd.) Seeds by High-Resolution UHPLC-MS/MS

open access: yesMolecules, 2022
Quinoa (Chenopodium quinoa Willd.) has a high nutritional value and it contains a high number and high amounts of specialized metabolites. These metabolites include, for example, phenolic acids, flavonoids, terpenoids and steroids.
Maarit Karonen, Juha-Matti Pihlava
doaj   +1 more source

UHPLC-MS characterisation of principal triterpene glycosides and biological activities of different solvent extracts of Allochrusa gypsophiloides (Caryophyllaceae)

open access: yes, 2023
A crude methanol extract of the roots of Allochrusa gypsophiloides (syn. Acanthophyllum gypsophiloides) (collected from the Tashkent region of Uzbekistan) was chemically characterised by UHPLC-ESI-QTOF-MS/MS analysis. The results indicate the presence of
Rano Mamadalieva (17030498)   +3 more
core   +1 more source

Comparative Investigation of the Differences in Chemical Compounds between Raw and Processed Mume Fructus Using Plant Metabolomics Combined with Chemometrics Methods

open access: yesMolecules, 2022
Mume Fructus is a well-known herbal medicine and food with a long history of processing and application. Different processing methods impact the intrinsic quality of Mume Fructus.
Songrui Wang   +7 more
doaj   +1 more source

Determination of Urinary Mycotoxin Biomarkers Using a Sensitive Online Solid Phase Extraction-UHPLC-MS/MS Method

open access: yesToxins, 2021
In the course of assessing the human exposure to mycotoxins, biomarker-based approaches have proven to be important tools. Low concentration levels, complex matrix compositions, structurally diverse analytes, and the large size of sample cohorts are the ...
J. Schmidt   +6 more
semanticscholar   +1 more source

High Throughput UHPLC-MS-Based Lipidomics Using Vacuum Jacketed Columns

open access: yes, 2021
Reversed-phase UHPLC-MS is extensively employed for both the profiling of biological fluids and tissues to characterize lipid dysregulation in disease and toxicological studies.
Lee A. Gethings   +15 more
core   +1 more source

Comparison of Kit-Based Metabolomics with Other Methodologies in a Large Cohort, towards Establishing Reference Values

open access: yesMetabolites, 2021
Metabolic profiling is an omics approach that can be used to observe phenotypic changes, making it particularly attractive for biomarker discovery. Although several candidate metabolites biomarkers for disease expression have been identified in recent ...
Daisuke Saigusa   +13 more
doaj   +1 more source

UHPLC-QTOF-MS

open access: yes, 2023
This data is non targeted metabolomics data for the Intestine, liver and blood of C57 mice in the normal group and acute liver failure group.
Ling Xu (17611776)
core   +1 more source

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