MDR1/P-glycoprotein
HIV 1 integrase inhibitors are substrates for the multidrug transporter MDR1 P glycoprotein
... of MDR1 P- glycoprotein [10] were grown in WillCo-dishes (WillCo Wells ...For P-gp inhibition experiments, the cells were incubated with 5 µg/ml doxorubicin for 1 h at 37°C in presence and ...
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Raltegravir does not revert efflux activity of MDR1-P-glycoprotein in human MDR cells
... being MDR1-Pgp ABCB1 substrates [15] with strong MDR1-Pgp inhibitory ...with MDR1-Pgp multi-drug transporter and acts as a strong MDR revers- ing agent ...inhibit MDR1-Pgp mediated drug ...
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<p>SMYD2-OE promotes oxaliplatin resistance in colon cancer through MDR1/P-glycoprotein via MEK/ERK/AP1 pathway</p>
... promoted P-gp expression through MeK/erK/aP-1 signaling ...as P-gp in sW480 cells with or without sMYD2-Oe-overexpression and sMYD2-Oe-inhibition using ...and p-erK1/2 in cOaD by immunohistochemistry ...
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Relationship between the expression of cyclooxygenase 2 and MDR1/P glycoprotein in invasive breast cancers and their prognostic significance
... of MDR1/P-glyco- protein (MDR1/P-gp) [14], the energy-dependent pump that participates in the phenomenon of multidrug resistance (MDR) ...[5]. MDR1/P-gp efficiently removes drugs ...
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MDR1/P glycoprotein and MRP 1 mRNA and protein expression in non small cell lung cancer
... that MDR1 and MRP1 drug efflux pumps are commonly expressed in ...of MDR1 and MRP1 expression, although somewhat conflicting, seem to suggest MRP-1 expression to be the predominant efflux pump expressed in ...
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MDR1/P glycoprotein and MRP 1 drug efflux pumps in pancreatic carcinoma
... pumps, MDR1 P-gp and MRP-1, have been associated with chemoresistance (multiple drug resistance/MDR) in a number of cancer types; however, their correlation with resistance in pancreatic cancer remains to ...
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Influence of RAR α gene on MDR1 expression and P-glycoprotein function in human leukemic cells
... Analysis of rhodamine 123 (Rh123) efflux by the cells The technique used in the study was described in [16]. Cells were loaded with 5 µ g/ml Rh123 (Sigma) for 10 min at 37°C, washed twice with cold PBS, pH 7.2, and incu- ...
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“Introduction to P-glycoprotein/ABCB1/MDR1 and their Modulator Extracted from Plant” by Ashish Malik, Bhawana Sharma, Preeti Jain, India.
... Unfortunately, most of the agents designed earlier suffer from their intrinsic toxicity or from undesired interference in metabolism. One of the advantages of plant products is that they are essential component of human ...
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Genetic Polymorphisms of Hepatic ABC Transporter in Patients with Hepatocellular Carcinoma
... (MDR1, p-glycoprotein; gene name, ABCB1); multidrug resistance-associated protein 1 (MRP1, ABCC1), 2 (MRP2/cMOAT, ABCC2) and 3 (MRP3, ABCC3); breast cancer resistance protein (BCRP, ABCG2); and bile ...
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The importance of the polymorphisms of the ABCB1 gene in disease susceptibility, behavior and response to treatment in inflammatory bowel disease: A literature review
... as MDR1). P-glycoprotein is a phos- phorylated and glycosylated protein that consists of 1280 amino acids and 2 homologous and symmetric sequences, each containing 6 transmembrane domains (TMDs), and ...
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No influence of the P-glycoprotein polymorphisms MDR1 G2677T/A and C3435T on the virological and immunological response in treatment naïve HIV-positive patients
... Our data are in contrast to a report of Fellay et al. that showed a significantly greater mean CD4-cell rise in patients with the MDR1 3435TT genotype during an observation period of 24 weeks [7]. The number of ...
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Influence of MDR1 methylation on the curative effect of interventional embolism chemotherapy for cervical cancer
... of P-glycoprotein (P-gp) in cervical cancer, and to make an analysis compared with normal ...the MDR1 gene promoter region 16 CpG units was analyzed by using kilobase-specific cracking and ...
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<p>Mitochondria P-glycoprotein confers paclitaxel resistance on ovarian cancer cells</p>
... the P-gp at plasma membrane functions by extruding drugs and other toxic agents by ATP binding and ...respected, P-gp is able to actively extrude more than 20 cytostatic drugs from cell, 9 which resulted in ...
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Original Article Emodin plays an interventional role in epileptic rats via multidrug resistance gene 1 (MDR1)
... of P-glycoprotein and N-methyl-D-aspartate (NMDA) receptor in cerebral vascular tissue were analyzed by western blotting, and mRNA levels of multidrug resistance gene 1 (MDR1) and cyclooxygenase-2 ...
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An in vitro evaluation of guanfacine as a substrate for P-glycoprotein
... The P-gp substrate properties of guanfacine were assessed by measuring intracellular drug accumulations in LLC- PK1 and LLC-PK1/MDR1 ...LLC-PK1/ MDR1 cells (35.9% ± 4.8% of LLC-PK1 cell uptake, ...
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Reversal of multidrug resistance by magnetic Fe<sub>3</sub>O<sub>4</sub> nanoparticle copolymerizating daunorubicin and MDR1 shRNA expression vector in leukemia cells
... of P-glycoprotein (P-gp) at the cell surface in many ...instances. P-gp, which is encoded by the MDR1 gene, is a major organic action transporter in tissues responsible for the ...
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Attenuation of STAT3 Phosphorylation Promotes Apoptosis and Chemosensitivity in Human Osteosarcoma Induced by Raddeanin A
... Drug resistance is a major obstacle to the successful treatment of OS with first-line chemotherapy such as doxorubicin, cisplatin and methotrexate. Herein, two chemoresistant OS cell lines were used to explore the ...
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P-glycoprotein Mediates Postoperative Peritoneal Adhesion Formation by Enhancing Phosphorylation of the Chloride Channel-3
... the MDR1 promoter region, we performed ChIP assays according to the manufacturers’ proto- cols (SimpleChIP® Enzymatic Chromatin IP Kit for Histone H3, Cell Signaling Technology; EpiQuik Ac- etyl-Histone H3 ChIP ...
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Sensitivity of K562 human chronic myelogenous leukemia blast cells transfected with a human multidrug resistance cDNA to cytotoxic drugs and differentiating agents
... of P-glycoprotein, the MDR1 gene ...of P-glycoprotein in vitro, few sensitizers have been effective in ...of MDR1 overexpression on cytodestructive and differentiation therapy ...
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Full blockade of intestinal P glycoprotein and extensive inhibition of blood brain barrier P glycoprotein by oral treatment of mice with PSC833
... the MDR1 P-gp present in a range of normal tissues, and the physiological and pharma- cological consequences of this treatment cannot be predicted in the absence of clear insight in the normal function of ...
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