Results 21 to 30 of about 1,094,037 (343)

The ectodomain of Toll-like receptor 9 is cleaved to generate a functional receptor. [PDF]

open access: yes, 2008
Mammalian Toll-like receptors (TLRs) 3, 7, 8 and 9 initiate immune responses to infection by recognizing microbial nucleic acids; however, these responses come at the cost of potential autoimmunity owing to inappropriate recognition of self nucleic acids.
Barton, Gregory M   +6 more
core   +2 more sources

Nucleic acids enrichment of fungal pathogens to study host-pathogen interactions [PDF]

open access: yes, 2019
Fungal infections, ranging from superficial to life-threatening infections, represent a major public health problem that affects 25% of the worldwide population.
Coucke, Paul   +3 more
core   +1 more source

Atomic Structures of Molecules Based on Additivity of Atomic and/or Ionic Radii [PDF]

open access: yes, 2009
The authors have shown in recent years that interatomic and interionic distances are sums of the radii of the adjacent atoms and/or ions. Many examples will be provided and it will be shown how the experimental bond lengths agree with the radii sums. The
Raji Heyrovska, Sara Narayan
core   +2 more sources

Modeling nucleic acids [PDF]

open access: yesCurrent Opinion in Structural Biology, 2012
Nucleic acids are an important class of biological macromolecules that carry out a variety of cellular roles. For many functions, naturally occurring DNA and RNA molecules need to fold into precise three-dimensional structures. Due to their self-assembling characteristics, nucleic acids have also been widely studied in the field of nanotechnology, and ...
Sim, A, Minary, P, Levitt, M
openaire   +3 more sources

Lipid and Peptide-Oligonucleotide Conjugates for Therapeutic Purposes: From Simple Hybrids to Complex Multifunctional Assemblies

open access: yesPharmaceutics, 2023
Antisense and small interfering RNA (siRNA) oligonucleotides have been recognized as powerful therapeutic compounds for targeting mRNAs and inducing their degradation. However, a major obstacle is that unmodified oligonucleotides are not readily taken up
Carme Fàbrega   +5 more
doaj   +1 more source

Catalytic Knockdown of miR-21 by Artificial Ribonuclease: Biological Performance in Tumor Model

open access: yesFrontiers in Pharmacology, 2019
Control of the expression of oncogenic small non-coding RNAs, notably microRNAs (miRNAs), is an attractive therapeutic approach. We report a design platform for catalytic knockdown of miRNA targets with artificial, sequence-specific ribonucleases ...
Olga A. Patutina   +7 more
doaj   +1 more source

Site-Selective Artificial Ribonucleases: Renaissance of Oligonucleotide Conjugates for Irreversible Cleavage of RNA Sequences

open access: yesMolecules, 2021
RNA-targeting therapeutics require highly efficient sequence-specific devices capable of RNA irreversible degradation in vivo. The most developed methods of sequence-specific RNA cleavage, such as siRNA or antisense oligonucleotides (ASO), are currently ...
Yaroslav Staroseletz   +7 more
doaj   +1 more source

Nucleic Acid Carriers Based on Precise Polymer Conjugates [PDF]

open access: yes, 2011
Polymer polydispersity, random conjugation of functional groups, and poorly understood structure–activity relationships have constantly hampered progress in the development of nucleic acid carriers.
Troiber, Christina, Wagner, Ernst
core   +1 more source

Enhanced Hybridization Selectivity Using Structured GammaPNA Probes

open access: yesMolecules, 2020
High affinity nucleic acid analogues such as gammaPNA (γPNA) are capable of invading stable secondary and tertiary structures in DNA and RNA targets but are susceptible to off-target binding to mismatch-containing sequences.
Taylor D. Canady   +6 more
doaj   +1 more source

Insights into DNA platination within unusual structural settings [PDF]

open access: yes, 2011
2D [1H, 15N] HSQC NMR spectroscopy has been used to monitor reaction and product formation between [Pt(15NH3)2I2] and nucleic acids possessing irregular topologies and containing site specific phosphorothioate substitution in the phosphodiester backbone.
Harvie, Stephanie   +2 more
core   +2 more sources

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