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Medicine and Health Sciences Commons

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Health Sciences Papers and Journal Articles

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Oxidative stress

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Full-Text Articles in Medicine and Health Sciences

Microglia Are Both A Source And Target Of Extracellular Cyclophilin A, Gurkiran Kaur Flora, Ryan S. Anderton, Bruno P. Meloni, Gilles J. Guillemin, Neville W. Knuckey, Gabriella Macdougall, Vance Matthews, Sherif Boulos Jan 2019

Microglia Are Both A Source And Target Of Extracellular Cyclophilin A, Gurkiran Kaur Flora, Ryan S. Anderton, Bruno P. Meloni, Gilles J. Guillemin, Neville W. Knuckey, Gabriella Macdougall, Vance Matthews, Sherif Boulos

Health Sciences Papers and Journal Articles

Glioblastoma (GBM) are lethal primary brain tumours whose pathogenesis is aided, at least partly, via a pro-tumorigenic microenvironment. This study investigated whether microglia, a cell component of the GBM microenvironment, mediates pro-tumorigenic properties via the action of cyclophilin A (CypA), a potent secretable chemokine and cytoprotectant that signals via the cell surface receptor, CD147. To this end, intracellular and secreted CypA expression was assessed in human primary microglia and BV2 microglial cells treated with the endotoxin, lipopolysaccharide (LPS) and the oxidative stress inducer, LY83583. We report that human primary microglia and BV2 microglia both express CypA and CD147, and that …


Mitochondria And Neuroprotection In Stroke: Cationic Arginine-Rich Peptides (Carps) As A Novel Class Of Mitochondria-Targeted Neuroprotective Therapeutics, Gabriella Macdougall, Ryan S. Anderton, Frank L. Mastaglia, Neville W. Knuckey, Bruno P. Meloni Jan 2018

Mitochondria And Neuroprotection In Stroke: Cationic Arginine-Rich Peptides (Carps) As A Novel Class Of Mitochondria-Targeted Neuroprotective Therapeutics, Gabriella Macdougall, Ryan S. Anderton, Frank L. Mastaglia, Neville W. Knuckey, Bruno P. Meloni

Health Sciences Papers and Journal Articles

Stroke is the second leading cause of death globally and represents a major cause of devastating long-term disability. Despite sustained efforts to develop clinically effective neuroprotective therapies, presently there is no clinically available neuroprotective agent for stroke. As a central mediator of neurodamaging events in stroke, mitochondria are recognised as a critical neuroprotective target, and as such, provide a focus for developing mitochondrial-targeted therapeutics. In recent years, cationic arginine-rich peptides (CARPs) have been identified as a novel class of neuroprotective agent with several demonstrated mechanisms of action, including their ability to target mitochondria and exert positive effects on the organelle. …