Results 51 to 60 of about 21,376,824 (184)

P-glycoprotein and/or Histone Deacetylase 2 Regulates Steroid Responsiveness in Childhood Nephrotic Syndrome

open access: yesIndian Journal of Rheumatology, 2020
Background: P-glycoprotein (P-gp) overexpression in peripheral blood mononuclear cells (PBMCs) has been reported in patients with steroid-resistant nephrotic syndrome (SRNS).
Harshit Singh   +4 more
doaj   +1 more source

Synthesis, characterization, and pharmacological evaluation of some metal complexes of quercetin as P-gp inhibitors

open access: yesFuture Journal of Pharmaceutical Sciences, 2021
Background Six different metal complexes of quercetin (Cu, Zn, Co, Vd, Mo, Ni) were synthesized, purified, and characterized by their physical and spectral (UV, IR) data.
Kirankumar Shastrala   +7 more
doaj   +1 more source

Effects of Polyphenols on P-Glycoprotein (ABCB1) Activity

open access: yesPharmaceutics, 2021
P-glycoprotein (Pgp, ABCB1) is a member of one of the largest families of active transporter proteins called ABC transporters. Thanks to its expression in tissues with barrier functions and its broad substrate spectrum, it is an important determinant of ...
Kuljeet Singh   +7 more
doaj   +1 more source

Annotating Human P‐Glycoprotein Bioassay Data [PDF]

open access: yesMolecular Informatics, 2012
AbstractHuge amounts of small compound bioactivity data have been entering the public domain as a consequence of open innovation initiatives. It is now the time to carefully analyse existing bioassay data and give it a systematic structure. Our study aims to annotate prominent in vitro assays used for the determination of bioactivities of human P ...
Zdrazil   +10 more
openaire   +4 more sources

Effect of Food and an Animal’s Sex on P-Glycoprotein Expression and Luminal Fluids in the Gastrointestinal Tract of Wistar Rats

open access: yesPharmaceutics, 2020
The rat is one of the most commonly used animal models in pre-clinical studies. Limited information between the sexes and the effect of food consumption on the gastrointestinal (GI) physiology, however, is acknowledged or understood.
Liu Dou   +7 more
doaj   +1 more source

Refined structures of mouse P‐glycoprotein [PDF]

open access: yesProtein Science, 2013
Abstract The recently determined C. elegans P‐glycoprotein (Pgp) structure revealed significant deviations compared to the original mouse Pgp structure, which suggested possible misinterpretations in the latter model.
Aller, Stephen G.   +2 more
openaire   +2 more sources

Curcumin as a Modulator of P-Glycoprotein in Cancer: Challenges and Perspectives

open access: yesPharmaceuticals, 2016
Multidrug resistance (MDR) presents a serious challenge to the efficiency of cancer treatment, and may be associated with the overexpression of drug efflux pumps.
V. Lopes-Rodrigues   +4 more
semanticscholar   +1 more source

The catalytic cycle of P‐glycoprotein [PDF]

open access: yesFEBS Letters, 1995
P‐glycoprotein is a plasma‐membrane glycoprotein which confers multidrug‐resistance on cells and displays ATP‐driven drug‐pumping in vitro. It contains two nucleotide‐binding domains, and its structure places it in the ‘ABC transporter’ family. We review recent evidence that both nucleotide‐sites bind and hydrolyse Mg‐ATP.
Senior, Alan E.   +2 more
openaire   +2 more sources

Snapshots of ligand entry, malleable binding and induced helical movement in P-glycoprotein

open access: yesActa Crystallographica Section D: Biological Crystallography, 2015
Co-crystal structures of P-glycoprotein with a series of engineered ligands reveal multiple ligand-binding modes, a ligand-binding site on the outer surface of the transporter and a conformational change that may couple to ATP hydrolysis.
P. Szewczyk   +9 more
semanticscholar   +1 more source

Convallatoxin: A new P-glycoprotein substrate [PDF]

open access: yesEuropean Journal of Pharmacology, 2014
Digitalis-like compounds (DLCs), such as digoxin and digitoxin that are derived from digitalis species, are currently used to treat heart failure and atrial fibrillation, but have a narrow therapeutic index. Drug-drug interactions at the transporter level are frequent causes of DLCs toxicity.
Gozalpour, Elnaz   +7 more
openaire   +4 more sources

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