Shannon Weickert Group publications

2012-2016. National Health and Medical Research Council Research Fellowship (NHMRC).
SRF A (Weickert CS) $580,910

2012-2016. National Health and Medical Research Council Research Fellowship (NHMRC).
SRF A (Weickert CS) $580,910

Morris RW, Sparks A, Mitchell PB, Shannon Weickert C, Green MJ. (2012). Lack of cortico-limbic coupling in bipolar disorder and schizophrenia during emotion regulation. Translational Psychiatry e90

Bipolar disorder (BD) and schizophrenia (Sz) share dysfunction in prefrontal inhibitory brain systems, yet exhibit distinct forms of affective disturbance.

Shannon Weickert C, Tiwari Y, Schofield PR, Mowry BJ, Fullerton JM. (2012). Schizophrenia-associated HapICE haplotype is associated with increased NRG1 Type III expression and high nucleotide diversity. Translational Psychiatry e104

Excitement and controversy have followed neuregulin (NRG1) since its discovery as a putative schizophrenia susceptibility gene; however, the mechanism of action of the associated risk haplotype (HapIC

Sinclair D, Webster MJ, Fullerton JM, Shannon Weickert C. (2012). Glucocorticoid receptor 1B and 1C mRNA transcript alterations in schizophrenia and bipolar disorder, and their possible regulation by GR gene variants. PLoS one 7 (3):e31720.

Abnormal patterns of HPA axis activation, under basal conditions and in response to stress, are found in individuals with schizophrenia and bipolar disorder.

Rushby JA*, Vercammen A*, Loo C, Short B, Shannon Weickert C, Weickert TW. (2011). Frontal and parietal contributions to probabilistic association learning. Cerebral Cortex August 21:1879-1888.

Neuroimaging studies have shown both dorsolateral prefrontal (DLPFC) and inferior parietal cortex (iPARC) activation during probabilistic association learning.

Yang Y*, Fung SJ*, Rothwell A, Tianmei S, Shannon Weickert C. (2011). Increased interstitial white matter neuron density in the DLPFC of people with schizophrenia. Biological Psychiatry 69 (1):63-70.

Background: Interstitial white matter neurons (IWMNs) may reflect immature neurons that migrate tangentially to the neocortex from the ganglionic eminence to form cortical interneurons.

Fung SJ, Joshi D, Sivagnanasundaram S, Rothmond DA, Saunders RA, Webster MJ, Shannon Weickert C. (2011). Developmental patterns of doublecortin expression and white matter neuron density in the postnatal primate prefrontal cortex and schizophrenia. PLoS one 6(9):art. No.e25194.

Postnatal neurogenesis occurs in the subventricular zone and dentate gyrus, and evidence suggests that new neurons may be present in additional regions of the mature primate brain, including the prefr

Wong J, Woon HG, Shannon Weickert C. (2011). Full length TrkB potentiates estrogen receptor alpha mediated transcription suggesting convergence of susceptibility pathways in schizophrenia. Molecular and Cellular Neurosciences 46 (1):67-78.

In this study, we determined if estrogen receptor alpha (ERα) can interact with the full length tropomyosin receptor kinase B (TrkB-TK+), both of which are implicated in schizophrenia pathogenesis.

Thompson Ray M, Shannon Weickert C, Wyatt E, Webster MJ. (2011). Decreased BDNF, TrkB-TK+ and GAD(67) mRNA expression in the hippocampus of individuals with schizophrenia and mood disorders. Journal of Psychiatry and Neuroscience 36(3):195-203.

Background: Brain-derived neurotrophic factor (BDNF), tyrosine kinase receptor (trkB-TK+) and glutamic acid decarboxylase (GAD67) mRNA levels have previously been found to be reduced in the prefrontal

Webster MJ, Elashoff M, Shannon Weickert C. (2011). Molecular evidence that cortical synaptic growth predominates during the first decade of life in humans. International Journal for Developmental Neuroscience 29:225-236.

Theories concerning the pathology of human neurodevelopmental disorders that emerge in adolescence, such as schizophrenia, often hypothesize that there may be a failure of normal cortical synaptic los

Sinclair D, Webster MJ, Wong J, Shannon Weickert C. (2011). Dynamic molecular and anatomical changes in the glucocorticoid receptor in human cortical development. Molecular Psychiatry 16 (5):504-515.

The glucocorticoid receptor (GR) has a critical role in determining the brain’s capacity to
respond to stress, and has been implicated in the pathogenesis of psychiatric illness. We

Fung SJ, Webster MJ, Shannon Weickert C. (2011). Expression of VGluT1 and VGAT mRNAs in human dorsolateral prefrontal cortex during development and in schizophrenia. Brain Research 1388:22-31.

A balance between excitatory and inhibitory neurotransmission is important in normal brain function, and in schizophrenia a deficit in γ-aminobutyric acid (GABA)ergic inhibitory neurotransmission has

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