Results 21 to 30 of about 281,344 (286)

Phosphorothioate Backbone Modification Modulates Macrophage Activation by CpG DNA [PDF]

open access: yesThe Journal of Immunology, 2000
AbstractMacrophages respond to unmethylated CpG motifs present in nonmammalian DNA. Stabilized phosphorothioate-modified oligodeoxynucleotides (PS-ODN) containing CpG motifs form the basis of immunotherapeutic agents. In this study, we show that PS-ODN do not perfectly mimic native DNA in activation of macrophages.
Sester, D P   +4 more
openaire   +3 more sources

Influence of molecular structure on the antimicrobial function of phenylenevinylene conjugated oligoelectrolytes. [PDF]

open access: yes, 2016
Conjugated oligoelectrolytes (COEs) with phenylenevinylene (PV) repeat units are known to spontaneously intercalate into cell membranes. Twelve COEs, including seven structures reported here for the first time, were investigated for the relationship ...
Bazan, Guillermo C   +5 more
core   +2 more sources

Site selective reading of epigenetic markers by a dual-mode synthetic receptor array. [PDF]

open access: yes, 2017
Variably functionalized self-folding deep cavitands form an arrayed, fluorescent indicator displacement assay system for the detection of post-translationally modified (PTM) histone peptides.
Bardeen, Christopher J   +8 more
core   +2 more sources

Secondary-Structure Design of Proteins by a Backbone Torsion Energy [PDF]

open access: yes, 2005
We propose a new backbone-torsion-energy term in the force field for protein systems. This torsion-energy term is represented by a double Fourier series in two variables, the backbone dihedral angles phi and psi.
Berendsen H. J. C.   +30 more
core   +2 more sources

Enhanced Stability of DNA Oligonucleotides with Partially Zwitterionic Backbone Structures in Biological Media

open access: yesMolecules, 2018
Deficient stability towards nuclease-mediated degradation is one of the most relevant tasks in the development of oligonucleotide-derived biomedical agents.
Melissa Meng   +2 more
doaj   +1 more source

Synthesis of Phosphatidyl Glycerol Containing Unsymmetric Acyl Chains Using H-Phosphonate Methodology

open access: yesMolecules, 2022
Naturally occurring phospholipids, such as phosphatidyl glycerol (PG), are gaining interest due to the roles they play in disease mechanisms. To elucidate the metabolism of PG, an optically pure material is required, but this is unfortunately not ...
Zachary J. Struzik   +4 more
doaj   +1 more source

Peptidomimetics and Their Applications for Opioid Peptide Drug Discovery

open access: yesBiomolecules, 2022
Despite various advantages, opioid peptides have been limited in their therapeutic uses due to the main drawbacks in metabolic stability, blood-brain barrier permeability, and bioavailability.
Yeon Sun Lee
doaj   +1 more source

Transcription activator like effector (TALE)-directed piggyBac transposition in human cells. [PDF]

open access: yes, 2013
Insertional therapies have shown great potential for combating genetic disease and safer methods would undoubtedly broaden the variety of possible illness that can be treated. A major challenge that remains is reducing the risk of insertional mutagenesis
Bhakta, Mital S   +6 more
core   +3 more sources

Post-translational modifications and their implications in cancer

open access: yesFrontiers in Oncology, 2023
Post-translational modifications (PTMs) are crucial regulatory mechanisms that alter the properties of a protein by covalently attaching a modified chemical group to some of its amino acid residues. PTMs modulate essential physiological processes such as
Hashnu Dutta   +3 more
doaj   +1 more source

Molecular modeling of an antigenic complex between a viral peptide and a class I major histocompatibility glycoprotein [PDF]

open access: yes, 1992
Computer simulation of the conformations of short antigenic peptides (&lo residues) either free or bound to their receptor, the major histocompatibility complex (MHC)- encoded glycoprotein H-2 Ld, was employed to explain experimentally determined ...
Allen   +38 more
core   +1 more source

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