Development of a P-glycoprotein knockout model in rodents to define species differences in its functional effect at the blood–brain barrier

L Cutler, C Howes, NJ Deeks, TL Buck… - Journal of pharmaceutical …, 2006 - Elsevier
The objective of this study was to establish the optimal blood concentrations of the potent P-
glycoprotein (P-gp) inhibitor GF120918 (Elacridar) required to achieve maximal knockout of …

Neuronal mdr-1 gene expression after experimental focal hypoxia: a new obstacle for neuroprotection?

A Lazarowski, L Caltana, A Merelli, MD Rubio… - Journal of the …, 2007 - Elsevier
Neuronal damage after stroke-associated brain hypoxia is a leading cause of long-term
disability and death. The refractoriness to therapeutic strategies for neuroprotection after 3 h …

[PDF][PDF] Progressive Disruption of Sphingosine-1-Phosphate Receptor 1Correlates with Blood-Brain Barrier Leakage in A Rat Model of Chronic Hypoxic Hypoperfusion

J Thompson, Y Yang, K Duval, M Griego… - Aging and …, 2025 - researchgate.net
Endothelial dysfunction and blood-brain barrier (BBB) leakage have been suggested as a
fundamental role in the development of cerebral small vessel disease (SVD) pathology …

Impaired function and expression of P-glycoprotein in blood–brain barrier of streptozotocin-induced diabetic rats

H Liu, X Xu, Z Yang, Y Deng, X Liu, L Xie - Brain research, 2006 - Elsevier
The aim was to investigate the effect of diabetes mellitus (DM) on P-glycoprotein (P-GP)
function and expression in rat blood–brain barrier (BBB). P-GP function in BBB was …

[HTML][HTML] Hypoxia increases expression of selected blood–brain barrier transporters GLUT-1, P-gp, SLC7A5 and TFRC, while maintaining barrier integrity, in brain …

B Ozgür, HCC Helms, E Tornabene… - Fluids and Barriers of the …, 2022 - Springer
Background Brain capillary endothelial cells (BCECs) experience hypoxic conditions during
early brain development. The newly formed capillaries are tight and functional before …

Activation of PKC modulates blood-brain barrier endothelial cell permeability changes induced by hypoxia and posthypoxic reoxygenation

MA Fleegal, S Hom, LK Borg… - American Journal of …, 2005 - journals.physiology.org
The blood-brain barrier (BBB) is a metabolic and physiological barrier important for
maintaining brain homeostasis. The aim of this study was to determine the role of PKC …

Regulation of BCRP (ABCG2) and P-glycoprotein (ABCB1) by cytokines in a model of the human blood–brain barrier

B Poller, J Drewe, S Krähenbühl, J Huwyler… - Cellular and molecular …, 2010 - Springer
Brain capillary endothelial cells form the blood–brain barrier (BBB), a highly selective
permeability membrane between the blood and the brain. Besides tight junctions that …

Regional P‐glycoprotein activity and inhibition at the human blood–brain barrier as imaged by positron emission tomography

S Eyal, B Ke, M Muzi, JM Link… - Clinical …, 2010 - Wiley Online Library
We used positron emission tomography (PET) to evaluate the contribution of P‐glycoprotein
(P‐gp), present at the human blood–brain barrier (BBB), to regional drug distribution in the …

Marked differences in the effect of antiepileptic and cytostatic drugs on the functionality of P-glycoprotein in human and rat brain capillary endothelial cell lines

D Alms, M Fedrowitz, K Römermann, A Noack… - Pharmaceutical …, 2014 - Springer
Purpose The expression of P-glycoprotein (Pgp) is increased in brain capillary endothelial
cells (BCECs) of patients with pharmacoresistant epilepsy. This may restrict the penetration …

Polarized P-glycoprotein expression by the immortalised human brain endothelial cell line, hCMEC/D3, restricts apical-to-basolateral permeability to rhodamine 123

LM Tai, PS Reddy, MA Lopez-Ramirez, HA Davies… - Brain research, 2009 - Elsevier
P-glycoprotein (P-gp) expression at the blood–brain barrier prevents unwanted blood-borne
toxins and signalling molecules from entering the brain. Primary and immortalised human …