Results 91 to 100 of about 113,431 (166)

Mutation model for oligonucleotides fitting a Yule distribution [PDF]

open access: yesarXiv, 2004
A spin chain, describing a nucleotides sequence, is identified by the labels of a vector state of an irreducible representation of U_q->0(sl2). A master equation for the distribution function is written, where the intensity of the one-spin flip is assumed to depend on the variation of the labels.
arxiv  

Dependence of aptamer activity on opposed terminal extensions : improvement of light-regulation efficiency [PDF]

open access: yes, 2009
Aptamers that can be regulated with light allow precise control of protein activity in space and time and hence of biological function in general. In a previous study, we showed that the activity of the thrombin-binding aptamer HD1 can be turned off by ...
Buff, Maximilian   +6 more
core   +2 more sources

Gene Therapy Applications in Gastroenterology and Hepatology

open access: yesCanadian Journal of Gastroenterology, 2000
Advantages and disadvantages of viral vectors and nonviral vectors for gene delivery to digestive organs are reviewed. Advances in systems for the introduction of new gene expression are described, including self-deleting retroviral transfer vectors ...
Catherine H Wu, Lanlan Shen, George Y Wu
doaj   +1 more source

Quantum spin model fitting the Yule distribution of oligonucleotides in DNA [PDF]

open access: yesarXiv, 2004
A quantum spin chain is identified by the labels of a vector state of a Kashiwara crystal basis. The intensity of the one-spin flip is assumed to depend from the variation of the labels. The rank ordered plot of the numerically computed, averaged in time, transition probabilities is nicely fitted by a Yule distribution, which is the observed ...
arxiv  

Differential coupling of G protein alpha subunits to seven-helix receptors expressed in Xenopus oocytes [PDF]

open access: yes, 1994
Xenopus oocytes were used to examine the coupling of the serotonin 1c (5HT1c) and thyrotropin-releasing hormone (TRH) receptors to both endogenous and heterologously expressed G protein alpha subunits.
Aragay, Anna M.   +4 more
core  

Challenges to oligonucleotides-based therapeutics for Duchenne muscular dystrophy

open access: yesSkeletal Muscle, 2011
Antisense oligonucleotides are short nucleic acids designed to bind to specific messenger RNAs in order to modulate splicing patterns or inhibit protein translation.
Goyenvalle Aurélie, Davies Kay E
doaj   +1 more source

Limit Theorems for Hybridization Reactions on Oligonucleotide Microarrays [PDF]

open access: yesarXiv, 2008
We derive herein the limiting laws for certain stationary distributions of birth-and-death processes related to the classical model of chemical adsorption-desorption reactions due to Langmuir. The model has been recently considered in the context of a hybridization reaction on an oligonucleotide DNA microarray.
arxiv  

Evidence Favoring a Positive Feedback Loop for Physiologic Auto Upregulation of hnRNP-E1 during Prolonged Folate Deficiency in Human Placental Cells [PDF]

open access: yes, 2017
Background: Previously, we determined that heterogeneous nuclear ribonucleoprotein E1 (hnRNP-E1) functions as an intracellular physiologic sensor of folate deficiency.
Antony, Aśok C.   +7 more
core   +1 more source

AptaBlocks Online - A web-based toolkit for the in-silico assembly of RNA complexes [PDF]

open access: yesarXiv, 2019
Summary: The AptaBlocks Web Interface is focused on providing graphical, intuitive, and platform independent access to AptaBlocks, an experimentally validated algorithmic approach for the in-silico design of oligonucleotide sticky bridges. The availability of AptaBlocks online to the nucleic acid research community at large makes this software a highly
arxiv  

Inhibition of PaCaMKII-E isoform in the dorsal unpaired median neurosecretory cells of cockroach reduces nicotine- and clothianidin-induced currents [PDF]

open access: yes, 2014
Cellular responses to Ca(2+) require intermediary proteins such as calcium/calmodulin-dependent protein kinase II (CaMKII), which transduces the signal into downstream effects.
D. Calas-List   +5 more
core   +4 more sources

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