Results 71 to 80 of about 2,768 (247)

Identification and characterization of the binding sites of P-glycoprotein for multidrug resistance-related drugs and modulators [PDF]

open access: yes, 2004
A major problem in cancer treatment is the development of resistance to multiple chemotherapeutic agents in tumor cells. A major mechanism of this multidrug resistance (MDR) is overexpression of the MDR1 product P-glycoprotein, known to bind to and ...
Safa, Ahmad R.
core   +1 more source

The role of acquired host immunity in periodontal diseases

open access: yesPeriodontology 2000, EarlyView.
Abstract The aim of this narrative review is to relate the contribution of European researchers to the complex topic of the host immune system in periodontal disease, focusing on acquired immunity. Other chapters in this volume will address the genetics and autoantibody responses and other forms of immunity to periodontal disease.
Denis F. Kinane   +2 more
wiley   +1 more source

Next-generation sequencing approach for connecting secondary metabolites to biosynthetic gene clusters in fungi [PDF]

open access: yes, 2015
Genomics has revolutionized the research on fungal secondary metabolite (SM) biosynthesis. To elucidate the molecular and enzymatic mechanisms underlying the biosynthesis of a specific SM compound, the important first step is often to find the genes that
Cacho, Ralph A.   +2 more
core   +1 more source

Role of BK Virus CTLs in the Treatment of BK Virus–Associated Nephropathy in Kidney‐Transplant and Hematopoietic Cell Transplant Recipients

open access: yesTransplant Infectious Disease, EarlyView.
Third‐party, BK virus‐specific cytotoxic T lymphocytes (CTLs) were safe and effective in reducing viremia in kidney and stem cell transplant recipients with BK virus nephropathy. However, they did not improve kidney function. Earlier administration may be more beneficial before nephropathy and irreversible damage occur.
Amanda Olson   +18 more
wiley   +1 more source

Adenine nucleotide translocator and ATP synthase cooperate in mediating the mitochondrial permeability transition

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Both ATP synthase and adenine nucleotide translocator (ANT) play key roles in mediating the permeability transition. The contribution of ANT becomes evident in the presence of atractylate (ATR) at pH 6.5, a condition that prevents ATP synthase channel activity. At pH 7.4, this effect is minimal, suggesting a critical role for ATP
Ludovica Tommasin   +7 more
wiley   +1 more source

Effect of the modulation of the membrane lipid composition on the localization and function of P-glycoprotein in MDR1-MDCK cells [PDF]

open access: yes, 2018
Summary: Multidrug resistance (MDR) is a major obstacle in cancer therapy. It results from different mechanisms; among them is P-glycoprotein (P-gp)-mediated drug efflux out of cells. The mechanism of action remains elusive.
Günthert, Maja   +3 more
core  

Abcb4 acts as multixenobiotic transporter and active barrier against chemical uptake in zebrafish (Danio rerio) embryos [PDF]

open access: yes, 2013
BACKGROUND: In mammals, ABCB1 constitutes a cellular “first line of defense” against a wide array of chemicals and drugs conferring cellular multidrug or multixenobiotic resistance (MDR/MXR).
Anne-Marie Schmidt   +7 more
core   +1 more source

Calciprotein particle‐induced calcium overload triggers mitochondrial dysfunction in endothelial cells

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Calciprotein particles (CPPs) are small calcium‐ and phosphate‐containing nanoaggregates associated with the development of vascular disease (CVD) in chronic kidney disease (CKD). Previously, we have shown that CPPs induce endothelial cell (EC) dysfunction, possibly contributing to CVD in CKD, but the underlying molecular ...
Lian Feenstra   +9 more
wiley   +1 more source

Mitochondrial oxidative stress, calcium and dynamics in cardiac ischaemia‐reperfusion injury

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Heart attack causes ischaemia–reperfusion injury in cardiomyocytes. Mitochondria generate reactive oxygen species (ROS), leading to oxidative stress. High levels of mitochondrial calcium (Ca2+) activate the mitochondrial permeability transition pore (mPTP), and excess ROS levels can lower the Ca2+ required to activate the mPTP ...
Emily Rozich   +5 more
wiley   +1 more source

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