Results 11 to 20 of about 45,524 (260)

A large-scale LC-MS dataset of murine liver proteome from time course of heavy water metabolic labeling

open access: yesScientific Data, 2023
Metabolic stable isotope labeling with heavy water followed by liquid chromatography coupled with mass spectrometry (LC-MS) is a powerful tool for in vivo protein turnover studies.
Henock M. Deberneh   +8 more
doaj   +1 more source

Rapid and reliable RNA resonance assignment by combining chemical and enzymatic stable isotope labeling

open access: yesJournal of Magnetic Resonance Open, 2022
In this work a rapid RNA assignment approach by combining chemical and enzymatic 13C and 15N stable isotope labeling is introduced. We exemplify the assignment strategy for imino N1H1 purine and N3H3 pyrimidine and aromatic C6H6 pyrimidine, C8H8 purine ...
David Klingler   +3 more
doaj   +1 more source

Synthesis of isotopically labeled epothilones [PDF]

open access: yesJournal of Labelled Compounds and Radiopharmaceuticals, 2013
The epothilones, including epothilones B and D, are macrocyclic lactones, which have potent cytotoxicities and promote the polymerization of tubulin to mictotubules by binding to and stabilizing the tubulin polymer. They have a very similar mechanism of action to paclitaxel (Taxol®).
Thota, Ganesh   +4 more
openaire   +2 more sources

Envelope: interactive software for modeling and fitting complex isotope distributions

open access: yesBMC Bioinformatics, 2008
Background An important aspect of proteomic mass spectrometry involves quantifying and interpreting the isotope distributions arising from mixtures of macromolecules with different isotope labeling patterns.
Sykes Michael T, Williamson James R
doaj   +1 more source

Stable isotopic labeling in proteomics [PDF]

open access: yesPROTEOMICS, 2008
AbstractLabeling of proteins and peptides with stable heavy isotopes (deuterium, carbon‐13, nitrogen‐15, and oxygen‐18) is widely used in quantitative proteomics. These are either incorporated metabolically in cells and small organisms, or postmetabolically in proteins and peptides by chemical or enzymatic reactions.
Gevaert, Kris   +5 more
openaire   +3 more sources

Enzymatic incorporation of an isotope-labeled adenine into RNA for the study of conformational dynamics by NMR.

open access: yesPLoS ONE, 2022
Solution NMR spectroscopy is a well-established tool with unique advantages for structural studies of RNA molecules. However, for large RNA sequences, the NMR resonances often overlap severely.
Hannes Feyrer   +4 more
doaj   +1 more source

Research Progress in Radioiodine Labeling Methods of Biomolecules

open access: yesJournal of Isotopes, 2023
Radiopharmaceuticals derived from targeted molecules labeled with radioiodine have always been the research hotspots in the field of nuclear medicine. Radioiodine labeling also has a clear application demand in pharmacokinetic research.
WANG Yang;LI Zheng;LIU Yuxia;ZHANG Lan;LI Qingnuan
doaj   +1 more source

Isotope Labeling in Mammalian Cells [PDF]

open access: yes, 2011
Isotope labeling of proteins represents an important and often required tool for the application of nuclear magnetic resonance (NMR) spectroscopy to investigate the structure and dynamics of proteins. Mammalian expression systems have conventionally been considered to be too weak and inefficient for protein expression.
Arpana, Dutta   +3 more
openaire   +2 more sources

ISOTOPIC LABELLING OF THE MOUSE BLASTOCYST [PDF]

open access: yesReproduction, 1968
In the implanting blastocyst of the mouse, the first trophoblast cells to penetrate the uterine epithelium contain large basophil inclusions. It has been suggested that these inclusions originate at an earlier stage within cells of the inner mass which move into the trophoblast just after disintegration of the zona pellucida (Wilson, 1963; Potts & ...
I B, Wilson, M S, Smith
openaire   +2 more sources

Stable-isotope Labeled Metabolic Analysis in Drosophila melanogaster: From Experimental Setup to Data Analysis

open access: yesBio-Protocol, 2018
Stable-isotope labeled metabolic analysis is an essential methodology to characterize metabolic regulation during biological processes. However, the method using stable-isotope-labeled tracer (e.g., 13C-glucose) in live animal is only beginning to be ...
Yuping Cai, Nan Liu, Zheng-Jiang Zhu
doaj   +1 more source

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