Results 41 to 50 of about 128,450 (211)

On Dynamically Generating Relevant Elementary Flux Modes in a Metabolic Network using Optimization [PDF]

open access: yes, 2014
Elementary flux modes (EFMs) are pathways through a metabolic reaction network that connect external substrates to products. Using EFMs, a metabolic network can be transformed into its macroscopic counterpart, in which the internal metabolites have been eliminated and only external metabolites remain.
arxiv   +1 more source

Waves in a Stochastic Cell Motility Model [PDF]

open access: yesarXiv, 2023
In Bhattacharya et al. (Science Advances, 2020), a set of chemical reactions involved in the dynamics of actin waves in cells was studied. Both at the microscopic level, where the individual chemical reactions are directly modelled using Gillespie-type algorithms, and on a macroscopic level where a deterministic reaction-diffusion equation arises as ...
arxiv  

Molecular cloning of two Arabidopsis UDP-galactose transporters by complementation of a deficient Chinese hamster ovary cell line.

open access: yesGlycobiology, 2004
Nucleotide-sugar transporters (NSTs) form a family of structurally related transmembrane proteins that transport nucleotide-sugars from the cytoplasm to the endoplasmic reticulum and Golgi lumen.
H. Bakker   +6 more
semanticscholar   +1 more source

A model of replicating coupled oscillators generates naturally occurring cell networks [PDF]

open access: yesarXiv, 2023
When a founder cell and its progeny divide with incomplete cytokinesis, a network forms in which each intercellular bridge corresponds to a past mitotic event. Networks built in this manner are required for gamete production in many animals, and different species have evolved very different final network topologies.
arxiv  

A single-wavelength flow cytometric approach using redox-sensitive green fluorescent protein probes for measuring redox stress in live cells

open access: yesBioTechniques, 2021
Cellular redox changes are common in apoptosis, immune function, signaling pathways and cancer. The authors aimed to develop a single-wavelength method using the superior fluorescence sensitivity of a flow cytometer for measuring redox-sensitive green ...
Elizabeth R Denn, Joseph M Schober
doaj   +1 more source

Structural and biological properties of human recombinant myeloperoxidase produced by Chinese hamster ovary cell lines.

open access: yesEuropean Journal of Biochemistry, 1991
The cDNA encoding human myeloperoxidase carries three ATG codons in frame; 144, 111 and 66 bp upstream from the proprotein DNA sequence. In order to determine the most efficient signal sequence, three cDNA modules starting at each of the ATG were cloned ...
N. Moguilevsky   +6 more
semanticscholar   +1 more source

Chinese Hamster Ovary Cell Mutants Defective in Glycosaminoglycan Assembly and Glucuronosyltransferase I*

open access: yesJournal of Biological Chemistry, 1999
The proteoglycans of animal cells typically contain one or more heparan sulfate or chondroitin sulfate chains. These glycosaminoglycans assemble on a tetrasaccharide primer, -GlcAβ1,3Galβ1,3Galβ1,4Xylβ-O-, attached to specific serine residues in the core
X. Bai, G. Wei, A. Sinha, J. Esko
semanticscholar   +1 more source

Analysis of magnetic resonance contrast agent entrapment following reversible electroporation in vitro

open access: yesRadiology and Oncology
Administering gadolinium-based contrast agent before electroporation allows the contrast agent to enter the cells and enables MRI assessment of reversibly electroporated regions.
Strucic Marko   +5 more
doaj   +1 more source

Chinese hamster ovary cell mutants with temperature-sensitive defects in endocytosis. I. Loss of function on shifting to the nonpermissive temperature

open access: yesJournal of Cell Biology, 1986
We have isolated three independent Chinese hamster ovary cell mutants (B3853, I223, and M311) with temperature-sensitive, pleiotropic defects in receptor-mediated endocytosis.
C. Roff   +3 more
semanticscholar   +1 more source

Improvement of Interferon-Beta Production in Transient Expression System of CHO DG44 by a Codon Bias Change in Instability Sequence (CRID) of C-terminal of Interferon Beta Gene

open access: yesمجله دانشکده پزشکی اصفهان, 2012
Background: Improvement of mRNA stability and therefore, production of interferon beta (IFNb) in Chinese hamster ovary (CHO) cell, as a recombinant protein expression system, is very important.
Zahra Bezi   +5 more
doaj  

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