Results 21 to 30 of about 159,461 (291)

Separation of tocopherols by nano-liquid chromatography

open access: yesJournal of Pharmaceutical and Biomedical Analysis, 2004
Nanoliquid chromatography (nano-LC) was used for the separation of tocopherols (delta-, gamma-, alpha-TOH), alpha-tocopherol acetate (alpha-TOH-Ac) and an antioxidant compound, namely butylated hydroxytoluene (BHT) used to prevent TOHs autoxidation. The separation was carried out in a fused silica capillary of 100 microm I.D. and 375 microm O.D. packed
S Fanali   +4 more
openaire   +6 more sources

Rapid Quantification of Chlorpromazine Residues in Pork Using Nanosphere-Based Time-Resolved Fluorescence Immunoassay Analyzer

open access: yesInternational Journal of Analytical Chemistry, 2021
Immunochromatographic assays are good analytical tools for the detection of drug residues. We report a nanosphere-based time-resolved fluorescence immunoassay (nano-TRFIA) based on a monoclonal antibody and a portable TRFIA analyzer for the rapid ...
Wei Wang   +3 more
doaj   +1 more source

Science and applications of wafer-scale crystalline carbon nanotube films prepared through controlled vacuum filtration [PDF]

open access: yes, 2018
Carbon nanotubes (CNTs) make an ideal one-dimensional (1D) material platform for the exploration of exotic physical phenomena under extremely strong quantum confinement.
Gao, Weilu, Kono, Junichiro
core   +2 more sources

Nanoelectromechanical Resonator Arrays for Ultrafast, Gas-Phase Chromatographic Chemical Analysis [PDF]

open access: yes, 2010
Miniaturized gas chromatography (GC) systems can provide fast, quantitative analysis of chemical vapors in an ultrasmall package. We describe a chemical sensor technology based on resonant nanoelectromechanical systems (NEMS) mass detectors that provides
Aldridge, S. J.   +8 more
core   +2 more sources

Rapid Identification of Dipeptidyl Peptidase-IV (DPP-IV) Inhibitory Peptides from Ruditapes philippinarum Hydrolysate

open access: yesMolecules, 2017
Dipeptidyl peptidase-IV (DPP-IV) inhibitory peptides were rapidly identified from Ruditapes philippinarum hydrolysate. The hydrolysate was fractionated by ethanol precipitation and preparative reverse phase high-performance liquid chromatography (RP-HPLC)
Rui Liu   +7 more
doaj   +1 more source

ADVANCING THE SEPARATION SCIENCES THROUGH THE DELIVERY OF NEW MATERIALS, TECHNOLOGY AND METHODOLOGY. [PDF]

open access: yes, 2013
A thesis and collection of works submitted to Plymouth University in partial fulfilment for the degree of DOCTOR OF ...
Paull, Brett
core   +2 more sources

Time-course mass spectrometry data of adipose mesenchymal stem cells acquiring chondrogenic phenotype

open access: yesBMC Research Notes, 2018
Objectives Rabbit adipose mesenchymal stem cells were used for the purpose of studying acquisition of the chondrogenic phenotype over time at 1, 14 and 28 days after in vitro incubation with differentiation media, using nano-liquid chromatography ...
Jeffrey R. Janus   +6 more
doaj   +1 more source

KATP channel dependent heart multiome atlas

open access: yesScientific Reports, 2022
Plasmalemmal ATP sensitive potassium (KATP) channels are recognized metabolic sensors, yet their cellular reach is less well understood. Here, transgenic Kir6.2 null hearts devoid of the KATP channel pore underwent multiomics surveillance and systems ...
D. Kent Arrell   +8 more
doaj   +1 more source

Identification of umami peptides and mechanism of the interaction with umami receptors T1R1/T1R3 in pigeon meat [PDF]

open access: yesAnimal Bioscience
Objective Pigeon meat offer an ideal source for extracting fresh flavor peptides. These peptides not only enhance the taste of food but also have potential health benefits, including providing low-sugar, low-sodium, and low-calorie options for ...
Yue Zheng, Mengnan Cao, Dengyong Liu
doaj   +1 more source

Development of a novel nanoflow liquid chromatography-parallel reaction monitoring mass spectrometry-based method for quantification of angiotensin peptides in HUVEC cultures [PDF]

open access: yesPeerJ, 2020
Background This study aimed to develop an analytical method using liquid chromatography tandem mass spectrometry (LC-MS/MS) for the determination of angiotensin (Ang) I, Ang (1-9), Ang II, Ang (1-7), Ang (1-5), Ang III, Ang IV in human umbilical vein ...
Chuan He, Simiao Hu, Wanxing Zhou
doaj   +2 more sources

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