Results 21 to 30 of about 255,317 (292)

Raw data for UHPLC-HRMS

open access: yes, 2023
This dataset contains the raw data of UHPLC-HRMS for intestine-absorbing chemical compounds in TCM CHQY granules at both positive and negative models.
Zhi Li (16820535)   +1 more
core   +1 more source

LC-HRMS of derivatized urinary estrogens and estrogen metabolites in postmenopausal women [PDF]

open access: yesJournal of Chromatography B, 2020
In order to undertake an epidemiologic study relating levels of parent estrogens (estrone and estradiol) and estrogen metabolites (EMs) to other breast cancer risk factors, we have optimized methods for EM quantification with ultra high performance liquid chromatography-high resolution mass spectrometry (UHPLC-HRMS).
Lancia N F, Darville   +8 more
openaire   +2 more sources

LC-HRMS/MS-based phytochemical profiling of Piper spices: Global association of piperamides with endocannabinoid system modulation.

open access: yes, 2021
The plant genus Piper comprises extensively consumed spice taxa like black pepper (P. nigrum L.) or long pepper (P. longum L.). The chronic dietary use of different Piper spices has been associated with different health benefits, though the molecular ...
Gertsch, Jürg   +3 more
core   +1 more source

HPTLC-PCA Complementary to HRMS-PCA in the Case Study of Arbutus unedo Antioxidant Phenolic Profiling

open access: yesFoods, 2019
A comparison between High-Performance Thin-Layer Chromatography (HPTLC) analysis and Liquid Chromatography High Resolution Mass Spectrometry (LC−HRMS), coupled with Principal Component Analysis (PCA) was carried out by performing a combined ...
Mariateresa Maldini   +9 more
doaj   +1 more source

Reductive Amination for LC–MS Signal Enhancement and Confirmation of the Presence of Caribbean Ciguatoxin-1 in Fish

open access: yesToxins, 2022
Ciguatera poisoning is a global health concern caused by the consumption of seafood containing ciguatoxins (CTXs). Detection of CTXs poses significant analytical challenges due to their low abundance even in highly toxic fish, the diverse and in-part ...
Fedor Kryuchkov   +5 more
doaj   +1 more source

LC-HRMS lipidomics analysis of Toxoplasma gondii samples

open access: yes, 2021
LC-HRMS lipidomics analysis of Toxoplasma gondii ...
Hopfgartner, Gerard   +2 more
core   +1 more source

Extraction and cleansing of data for a non-targeted analysis of high-resolution mass spectrometry data of wastewater

open access: yesMethodsX, 2018
We provide a workflow to extract unidentified signals from chromatography-high resolution mass spectrometry (LC-HRMS) data of wastewater samples as a pre-step of a non-targeted analysis of dissolved organic matter (DOM).
Yaroslav Verkh   +2 more
doaj   +1 more source

Progress on Liquid Chromatography-High Resolution Mass Spectrometry in the Determination of Veterinary Drug Residues: A Review [PDF]

open access: yesShipin Kexue, 2023
With the rapid development of social economy and the continuous improvement of people’s living standards, the demand for foods of animal origin is also increasing.
ZHENG Yaolin, LIN Qiufeng, YANG Le, ZHOU Ruizheng, SHEN Changying, YI Huajuan, WU Jiafeng
doaj   +1 more source

Analysis of electrochemical and liver microsomal transformation products of lasalocid by LC/HRMS

open access: yesRapid Communications in Mass Spectrometry, 2022
Rationale Lasalocid (LAS), an ionophore, is used in cattle and poultry farming as feed additive for its antibiotic and growth‐promoting properties. Literature on transformation products (TP) resulting from LAS degradation is limited.
Lisa Knoche, Jan Lisec, Matthias Koch
openaire   +3 more sources

Data on the optimisation and validation of a liquid chromatography-high-resolution mass spectrometry (LC-HRMS) to establish the presence of phosphodiesterase 5 (PDE5) inhibitors in instant coffee premixes

open access: yesData in Brief, 2019
This paper presents the data on the optimisation and validation of a liquid chromatography-high-resolution mass spectrometry (LC-HRMS) to establish the presence of phosphodiesterase 5 (PDE5) inhibitors and their analogues as adulterants in instant coffee
Ahmad Yusri Mohd Yusop   +2 more
doaj   +1 more source

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