Results 81 to 90 of about 29,922 (309)

When need is greatest, help may be closest: Significance of the spiritual dimension in therapy mediated by interviewees

open access: yesCogent Psychology, 2019
In critical situations, the need for change is urgent. The focus in this article is on such situations, because then the inclusion of the spiritual dimension may be particularly significant.
Berit Borgen
doaj   +1 more source

Phosphoinositides and inositol phosphates as molecular glues

open access: yesFEBS Letters, EarlyView.
Inositol phosphates (IPs) and phosphoinositides (PIPs) regulate diverse eukaryotic processes. Beyond recruiting signaling proteins or acting as structural cofactors, recent studies suggest they mediate protein–protein interactions as natural molecular glues.
Aleshia Seaton‐Terry   +9 more
wiley   +1 more source

Neighboring Group-Controlled Hydrolysis: Towards “Designer” Drug Release Biomaterials

open access: yes, 2007
To give the first demonstration of neighboring group-controlled drug delivery rates, a series of novel, polymerizable ester drug conjugates was synthesized and fully characterized.
Morrow, R.J.   +4 more
core   +1 more source

An Overview of In Vitro Drug Release Methods for Drug-Eluting Stents

open access: yes, 2022
The drug release profile of drug-eluting stents (DESs) is affected by a number of factors, including the formulation, design, and physicochemical properties of the utilized material.
Nader Zirak   +9 more
core   +1 more source

Protective Effect of Silymarin against Rapamycin-induced Apoptosis and Proliferation Inhibition in Endothelial Progenitor Cells

open access: yesNatural Product Communications, 2015
For this study, peripheral blood samples were collected from human volunteers. Mononuclear cells (MNC) were separated by density centrifugation and were induced to differentiate into endothelial progenitor cells (EPCs) in vitro . Different concentrations
Peng Zhang   +7 more
doaj   +1 more source

UHPLC-QTOFMS-Based Metabolomic Analysis of the Hippocampus in Hypoxia Preconditioned Mouse

open access: yesFrontiers in Physiology, 2019
Background: Hypoxia appears in a number of extreme environments, including high altitudes, the deep sea, and during aviation, and occurs in cancer, cardiovascular disease, respiratory failures and neurological disorders. Though it is well recognized that
Wen-Ting Liao   +9 more
doaj   +1 more source

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

Rational design of a dual-mode optical and chemical prodrug

open access: yes, 2007
Purpose. The purpose of this study is to demonstrate the rational design and behaviour of the first dual mode optical and chemical prodrug, exemplified by an acetyl salicylic acid-based system. Methods. A cyclic 1,4-benzodioxinone prodrug was synthesised
Nieuwenhuyzen, Mark   +4 more
core   +1 more source

Reducing Dendrimer Generation and PEG Chain Length Increases Drug Release and Promotes Anticancer Activity of PEGylated Polylysine Dendrimers Conjugated with Doxorubicin via a Cathepsin-Cleavable Peptide Linker [PDF]

open access: yes, 2018
PEGylation typically improves the systemic exposure and tumor biodistribution of polymeric drug delivery systems, but may also restrict enzyme access to peptide-based drug linkers. The impact of dendrimer generation (G4 vs G5) and PEG length (570 vs 1100
Christopher J.H. Porter   +23 more
core   +1 more source

TRAIL‐PEG‐Apt‐PLGA nanosystem as an aptamer‐targeted drug delivery system potential for triple‐negative breast cancer therapy using in vivo mouse model

open access: yesMolecular Oncology, EarlyView.
Aptamers are used both therapeutically and as targeting agents in cancer treatment. We developed an aptamer‐targeted PLGA–TRAIL nanosystem that exhibited superior therapeutic efficacy in NOD/SCID breast cancer models. This nanosystem represents a novel biotechnological drug candidate for suppressing resistance development in breast cancer.
Gulen Melike Demirbolat   +8 more
wiley   +1 more source

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