Results 41 to 50 of about 1,078,683 (343)

The epithelial barrier theory proposes a comprehensive explanation for the origins of allergic and other chronic noncommunicable diseases

open access: yesFEBS Letters, EarlyView.
Exposure to common noxious agents (1), including allergens, pollutants, and micro‐nanoplastics, can cause epithelial barrier damage (2) in our body's protective linings. This may trigger an immune response to our microbiome (3). The epithelial barrier theory explains how this process can lead to chronic noncommunicable diseases (4) affecting organs ...
Can Zeyneloglu   +17 more
wiley   +1 more source

From omics to AI—mapping the pathogenic pathways in type 2 diabetes

open access: yesFEBS Letters, EarlyView.
Integrating multi‐omics data with AI‐based modelling (unsupervised and supervised machine learning) identify optimal patient clusters, informing AI‐driven accurate risk stratification. Digital twins simulate individual trajectories in real time, guiding precision medicine by matching patients to targeted therapies.
Siobhán O'Sullivan   +2 more
wiley   +1 more source

Na+ selective structural switch from an intramolecular triplex to tetrad stabilised by non-canonical mispairs in double repeat of Arabidopsis thaliana telomere (T3AG3)2

open access: yesBiochemistry and Biophysics Reports
DNA is polymorphic, as with four nucleobases, it can be configured in a number of secondary structures. The four-stranded DNA structures consisting of G-tetrads have especially been intriguing because of their proven existence in human cells.
Aparna Bansal   +2 more
doaj   +1 more source

Recent developments in nucleic acid identification using solid-phase enzymatic assays [PDF]

open access: yes, 2014
This review (containing 101 references) covers recent achievements in the development of new approaches for enzymatically assisted detection of nucleic acids on microarrays. We discuss molecular techniques including the polymerase chain reaction, reverse
Ellis, Amanda Vera, Khodakov, Dmitriy A
core   +1 more source

Thermostable neutral metalloprotease from Geobacillus sp. EA1 does not share thermolysin's preference for substrates with leucine at the P1′ position

open access: yesFEBS Letters, EarlyView.
Knowing how proteases recognise preferred substrates facilitates matching proteases to applications. The S1′ pocket of protease EA1 directs cleavage to the N‐terminal side of hydrophobic residues, particularly leucine. The S1′ pocket of thermolysin differs from EA's at only one position (leucine in place of phenylalanine), which decreases cleavage ...
Grant R. Broomfield   +3 more
wiley   +1 more source

Towards improved anticancer properties of the G-quadruplex-forming T40231 aptamer through increased flexibility of nucleoside residues

open access: yesScientific Reports
In this article, the T40231 aptamer, an anticancer agent, originally known for its ability to inhibit STAT3, was altered with UNAs to enhance its flexibility in the loops or G-tetrads.
Weronika Kotkowiak   +2 more
doaj   +1 more source

Endogenous Ribonucleases: Therapeutic Targeting of the Transcriptome Through Oligonucleotide-Triggered RNA Inactivation

open access: yesBiomolecules
The selective regulation of gene expression at the RNA level represents a rapidly evolving field offering substantial clinical potential. This review examines the molecular mechanisms of intracellular enzymatic systems that utilize single-stranded ...
Daria A. Chiglintseva   +2 more
doaj   +1 more source

Effect of Steric Constraint at the γ-Backbone Position on the Conformations and Hybridization Properties of PNAs

open access: yesJournal of Nucleic Acids, 2011
Conformationally preorganized peptide nucleic acids (PNAs) have been synthesized through backbone modifications at the γ-position, where R = alanine, valine, isoleucine, and phenylalanine side chains. The effects of these side-chains on the conformations
Matthew J. Crawford   +4 more
doaj   +1 more source

A New Method for the Determination of Nucleic Acid Using an Eu3+– nicotinic Acid Complex as a Resonance Light Scattering Probe [PDF]

open access: yes, 2008
This study found that in Tris-HCl buffer, the resonance light scattering (RLS) intensity of the Eu3+-nicotinic acid system can be greatly enhanced by nucleic acids and the enhanced intensity is proportional to the concentration of nucleic acid in the ...
Collins   +10 more
core   +2 more sources

Fluorescence-based quantification of messenger RNA and plasmid DNA decay kinetics in extracellular biological fluids and cell extracts [PDF]

open access: yes, 2020
Extracellular and intracellular degradation of nucleic acids remains an issue in non-viral gene therapy. Understanding biodegradation is critical for the rational design of gene therapeutics in order to maintain stability and functionality at the target ...
Braeckmans, Kevin   +6 more
core   +1 more source

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