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Illawarra Health and Medical Research Institute

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Full-Text Articles in Medicine and Health Sciences

Neurodevelopmental Expression Profile Of Dimeric And Monomeric Group 1 Mglurs: Relevance To Schizophrenia Pathogenesis And Treatment, Jeremy Lum, Francesca Fernandez-Enright, Natalie Matosin, Jessica L. Andrews, Xu-Feng Huang, Lezanne Ooi, Kelly A. Newell Jan 2016

Neurodevelopmental Expression Profile Of Dimeric And Monomeric Group 1 Mglurs: Relevance To Schizophrenia Pathogenesis And Treatment, Jeremy Lum, Francesca Fernandez-Enright, Natalie Matosin, Jessica L. Andrews, Xu-Feng Huang, Lezanne Ooi, Kelly A. Newell

Illawarra Health and Medical Research Institute

Group 1 metabotropic glutamate receptors (mGluR1/mGluR5) play an integral role in neurodevelopment and are implicated in psychiatric disorders, such as schizophrenia. mGluR1 and mGluR5 are expressed as homodimers, which is important for their functionality and pharmacology. We examined the protein expression of dimeric and monomeric mGluR1α and mGluR5 in the prefrontal cortex (PFC) and hippocampus throughout development (juvenile/adolescence/adulthood) and in the perinatal phencyclidine (PCP) model of schizophrenia. Under control conditions, mGluR1α dimer expression increased between juvenile and adolescence (209-328%), while monomeric levels remained consistent. Dimeric mGluR5 was steadily expressed across all time points; monomeric mGluR5 was present in juveniles, dramatically …


Novel Implications Of Lingo-1 And Its Signaling Partners In Schizophrenia, F Fernandez-Enright, J L. Andrews, K A. Newell, C Pantelis, Xu-Feng Huang Jan 2014

Novel Implications Of Lingo-1 And Its Signaling Partners In Schizophrenia, F Fernandez-Enright, J L. Andrews, K A. Newell, C Pantelis, Xu-Feng Huang

Illawarra Health and Medical Research Institute

Myelination and neurite outgrowth both occur during brain development, and their disturbance has been previously been implicated in the pathophysiology of schizophrenia. Leucine-rich repeat and immunoglobulin domain-containing protein (Lingo-1) is a potent negative regulator of axonal myelination and neurite extension. As co-factors of Lingo-1 signaling (Nogo receptor (NgR), With No Lysine (K) (WNK1) and Myelin transcription factor 1 (Myt1)) have been implicated in the genetics of schizophrenia, we explored for the first time the role of Lingo-1 signaling pathways in this disorder. Lingo-1 protein, together with its co-receptor and co-factor proteins NgR, tumor necrosis factor (TNF) receptor orphan Y (TROY), …


Novel Implications Of Lingo-1 And Its Signalling Partners In The Dorsolateral Prefrontal Cortex In Schizophrenia, Jessica L. Andrews, Kelly A. Newell, Xu-Feng Huang, Francesca Fernandez-Enright Jan 2013

Novel Implications Of Lingo-1 And Its Signalling Partners In The Dorsolateral Prefrontal Cortex In Schizophrenia, Jessica L. Andrews, Kelly A. Newell, Xu-Feng Huang, Francesca Fernandez-Enright

Illawarra Health and Medical Research Institute

No abstract provided.


Reduction Of Histamine H1 Receptor Binding Induced By High-Fat Diet Can Be Prevented By Dha And Dietary Fiber In Specific Brain Areas Of Male Rats, Zhixiang Wu, Yinghua Yu, Yizhen Wu, Craig S. Patch, Alexander Szabo, Xu-Feng Huang Jan 2013

Reduction Of Histamine H1 Receptor Binding Induced By High-Fat Diet Can Be Prevented By Dha And Dietary Fiber In Specific Brain Areas Of Male Rats, Zhixiang Wu, Yinghua Yu, Yizhen Wu, Craig S. Patch, Alexander Szabo, Xu-Feng Huang

Illawarra Health and Medical Research Institute

High-fat (HF) diet and obesity are risk factors for a number of mental health problems including depression, cognitive dysfunction, dementia, and neurodegenerative diseases. Histamine H1 receptors (H1Rs) are involved in many of these conditions. This study examined H1R receptor binding density in the brain of male rats fed a high-saturated fat (HF) diet, as well as the effect of docosahexaenoic acid (DHA), galacto-oligosaccharide (GOS) and resistant starch (RS) supplementation of HF diet. Alterations of H1R expression in the post-mortem rat brain were detected by [ 3H]-pyrilamine binding autoradiography. We found that HF diet significantly decreased H1R binding densities in the …


Proteogenomic Analyses Of Lingo-1 And The Nogo Receptor In Schizophrenia, J Andrews, K Newell, F Fernandez Jan 2012

Proteogenomic Analyses Of Lingo-1 And The Nogo Receptor In Schizophrenia, J Andrews, K Newell, F Fernandez

Illawarra Health and Medical Research Institute

No abstract provided.