Results 31 to 40 of about 553,081 (302)

P-glycoprotein expression in retinoblastoma [PDF]

open access: yesBritish Journal of Ophthalmology, 2005
We have read with interest the paper by Krishnakumar et al .1 We have studied 18 children with retinoblastoma using immunohistochemical detection of P-glycoprotein by the mouse monoclonal antibody HYB-241 in frozen section tumour samples. Like Krishnakumar et al , we found limited expression of P-glycoprotein in retinoblastoma cells since only four of ...
I J, Dunkel   +5 more
openaire   +2 more sources

The influence of 5-HT(2C) and MDR1 genetic polymorphisms on antipsychotic-induced weight gain in female schizophrenic patients [PDF]

open access: yes, 2008
We investigated the relationships between functional genetic variants of the 5-HT(2C) receptor and multidrug-resistant protein (MDR1), coding for P-glycoprotein, and second generation antipsychotic (SDA)-induced weight gain among 108 female schizophrenic
Bilušić, Hrvoje   +5 more
core   +1 more source

Improvement of Transmembrane Transport Mechanism Study of Imperatorin on P-Glycoprotein-Mediated Drug Transport

open access: yesMolecules, 2016
P-glycoprotein (P-gp) affects the transport of many drugs; including puerarin and vincristine. Our previous study demonstrated that imperatorin increased the intestinal absorption of puerarin and vincristine by inhibiting P-gp-mediated drug efflux ...
Zheng-Gen Liao   +7 more
doaj   +1 more source

HPLC methods of fexofenadine quantitative analysis in rabbits’ liver

open access: yesФармация и фармакология (Пятигорск), 2020
The investigation of pharmacokinetics of marker substrates of carrier protein P-glycoprotein (Pgp, ABCB1-protein) including fexofenadine, is one of the methods of its functional activity evaluation.The aim of the study was to work out the HPLC methods of
P. Yu. Mylnikov   +4 more
doaj   +1 more source

Intracellular trafficking of P-glycoprotein [PDF]

open access: yesThe International Journal of Biochemistry & Cell Biology, 2012
Overexpression of P-glycoprotein (P-gp) is a major cause of multidrug resistance in cancer. P-gp is mainly localized in the plasma membrane and can efflux structurally and chemically unrelated substrates, including anticancer drugs. P-gp is also localized in intracellular compartments, such as endoplasmic reticulum (ER), Golgi, endosomes and lysosomes,
Dong, Fu, Irwin M, Arias
openaire   +2 more sources

Novel 5-oxo-hexahydroquinoline derivatives: design, synthesis, in vitro P-glycoprotein-mediated multidrug resistance reversal profile and molecular dynamics simulation study [PDF]

open access: yes, 2017
Overexpression of the efflux pump P-glycoprotein (P-gp) is one of the important mechanisms of multidrug resistance (MDR) in many tumor cells. In this study, 26 novel 5-oxo-hexahydroquinoline derivatives containing different nitrophenyl moieties at C-4 ...
Edraki, N.   +7 more
core   +1 more source

Drug transport mechanism of P-glycoprotein monitored by single molecule fluorescence resonance energy transfer

open access: yes, 2011
In this work we monitor the catalytic mechanism of P-glycoprotein (Pgp) using single-molecule fluorescence resonance energy transfer (FRET). Pgp, a member of the ATP binding cassette family of transport proteins, is found in the plasma membrane of animal
Boersch, Michael   +4 more
core   +1 more source

Influence of Water Temperature on the MXR Activity and P-glycoprotein Expression in the Freshwater Snail, Physa acuta (Draparnaud, 1805) [PDF]

open access: yes, 2017
P-glycoprotein (P-gp) mediated multixenobioticresistance (MXR) is a mechanism analogous to multidrug resistance, which has been extensivelycharacterized in mammalian tumours.
Assef, Yanina Andrea   +1 more
core   +1 more source

Mechanism Underlying the Reversal of Drug Resistance in P-Glycoprotein-Expressing Leukemia Cells by Pinoresinol and the Study of a Derivative [PDF]

open access: yes, 2017
P-glycoprotein (P-gp) is a membrane protein associated with multidrug resistance (MDR) due to its key role in mediating the traffic of chemotherapeutic drugs outside cancer cells, leading to a cellular response that hinders efforts toward successful ...
Carpinella, Maria Cecilia   +10 more
core   +2 more sources

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