Research Topics
Species | Anthony GraceSummaryAffiliation: University of Pittsburgh Country: USA Publications
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Publications
Dopamine system dysregulation by the hippocampus: implications for the pathophysiology and treatment of schizophreniaAnthony A Grace
Departments of Neuroscience, Psychiatry and Psychology, University of Pittsburgh, 458 Crawford Hall, Pittsburgh, PA 15260, USA
Neuropharmacology 62:1342-8. 2012..Therapeutic approaches that focus on normalizing hippocampal function may prove to be more effective treatment avenues for the schizophrenia patient...
Dopamine system dysregulation by the ventral subiculum as the common pathophysiological basis for schizophrenia psychosis, psychostimulant abuse, and stressAnthony A Grace
Department of Neuroscience, University of Pittsburgh, A210 Langley Hall, Pittsburgh, PA 15260, USA
Neurotox Res 18:367-76. 2010..On the other hand, this could point to the ventral subiculum as an effective site of therapeutic intervention in the treatment or even the prevention of schizophrenia...
Timing-dependent regulation of evoked spiking in nucleus accumbens neurons by integration of limbic and prefrontal cortical inputsVincent B McGinty
Dept of Neuroscience, A210 Langley Hall, University of Pittsburgh, Pittsburgh, PA 15260
J Neurophysiol 101:1823-35. 2009..These interactions may be crucial integrative mechanisms that allow motivational and cognitive information to produce appropriate reward-directed actions...
Physiology of the normal and dopamine-depleted basal ganglia: insights into levodopa pharmacotherapyAnthony A Grace
Department of Neuroscience, Center for Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania, USA
Mov Disord 23:S560-9. 2008..Continuous administration of Levodopa may circumvent this sensitization process, enabling a therapeutic response without limbic and motor side effects...
Dopamine modulates excitability of basolateral amygdala neurons in vitroSven Kroner
Center for Neural Basics Cognition, Deptartment of Neuroscience, University of Pittsburgh, Pittsburgh, Penssylvania
J Neurophysiol 93:1598-610. 2005....
Opposing influence of basolateral amygdala and footshock stimulation on neurons of the central amygdalaJ Amiel Rosenkranz
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania, USA
Biol Psychiatry 59:801-11. 2006..These data further demonstrate the distinct cellular events that might lead to differential modulation of conditioned and unconditioned affective responses...
A neurobehavioral systems analysis of adult rats exposed to methylazoxymethanol acetate on E17: implications for the neuropathology of schizophreniaHolly Moore
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania, USA
Biol Psychiatry 60:253-64. 2006..Specifically, we tested whether this manipulation leads to disruptions of frontal and limbic corticostriatal circuit function, while producing schizophrenia-like, region-dependent reductions in gray matter in cortex and thalamus...
Prenatal disruption of neocortical development alters prefrontal cortical neuron responses to dopamine in adult ratsAntonieta Lavin
Department of Neuroscience, University of Pittsburgh, Pittsburgh, PA 15260, USA
Neuropsychopharmacology 30:1426-35. 2005..These results are consistent with a rewiring of the corticolimbic system in response to neurodevelopmental insults...
The nitric oxide-guanylyl cyclase signaling pathway modulates membrane activity States and electrophysiological properties of striatal medium spiny neurons recorded in vivoAnthony R West
Department of Neuroscience, Finch University of Health Sciences/The Chicago Medical School, North Chicago, Illinois 60064, USA
J Neurosci 24:1924-35. 2004..These results indicate that, in the intact animal, the NO signaling pathway exerts a powerful tonic modulatory influence over the membrane activity of striatal MSNs via the activation of GC and stimulation of cGMP production...
Cannabinoids Potentiate Emotional Learning Plasticity in Neurons of the Medial Prefrontal Cortex through Basolateral Amygdala InputsSteven R Laviolette
Departments of Neuroscience, Psychiatry, and Psychology, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
J Neurosci 26:6458-68. 2006..These results are the first demonstration that cannabinoid signaling in the mPFC can modulate the magnitude of neuronal emotional learning plasticity and memory formation through functional inputs from the BLA...
Chronic cold stress alters prefrontal cortical modulation of amygdala neuronal activity in ratsCynthia M Correll
Department of Neuroscience, University of Pittsburgh, Pittsburgh, PA 15260, USA
Biol Psychiatry 58:382-91. 2005..Furthermore, the prefrontal cortical regulation of these responses may be weakened after chronic stress. This is a potential biological substrate for abnormal affect upon chronic stress and its effect on affective disorders...
The prefrontal cortex regulates lateral amygdala neuronal plasticity and responses to previously conditioned stimuliJ Amiel Rosenkranz
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
J Neurosci 23:11054-64. 2003..This may be attributable to the loss of PFC-imposed inhibition of the emotional response to a stimulus but may also include the formation or diminished extinction of inappropriate associations...
Chronic stress increases the plasmalemmal distribution of the norepinephrine transporter and the coexpression of tyrosine hydroxylase in norepinephrine axons in the prefrontal cortexLeeAnn H Miner
Department of Neuroscience and Psychiatry, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
J Neurosci 26:1571-8. 2006....
Chronic cold stress increases excitatory effects of norepinephrine on spontaneous and evoked activity of basolateral amygdala neuronsDeanne M Buffalari
Departments of Neuroscience, Psychiatry and Psychology, University of Pittsburgh, Pittsburgh PA 15260, USA
Int J Neuropsychopharmacol 12:95-107. 2009....
Hippocampal dysfunction and disruption of dopamine system regulation in an animal model of schizophreniaDaniel J Lodge
Department of Neuroscience, Psychiatry, and Psychology, University of Pittsburgh, Pittsburgh, PA 15260, USA
Neurotox Res 14:97-104. 2008..Moreover, this suggests an alternate pharmacotherapeutic approach based on the normalization of hippocampal activity in the treatment of schizophrenia in humans...
Electrophysiological interactions between striatal glutamatergic and dopaminergic systemsAnthony R West
Department of Neuroscience, Finch University of Health Sciences The Chicago Medical School, North Chicago, Illinois 60064, USA
Ann N Y Acad Sci 1003:53-74. 2003....
Dopamine modulation of hippocampal-prefrontal cortical interaction drives memory-guided behaviorYukiori Goto
Department of Neuroscience, University of Pittsburgh, Pittsburgh, PA 15260, USA
Cereb Cortex 18:1407-14. 2008..These results provide a unique perspective on the mechanism of memory-based goal-directed behavior...
The dopamine system and the pathophysiology of schizophrenia: a basic science perspectiveYukiori Goto
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
Int Rev Neurobiol 78:41-68. 2007....
Affective conditioning in the basolateral amygdala of anesthetized rats is modulated by dopamine and prefrontal cortical inputsJ Amiel Rosenkranz
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
Ann N Y Acad Sci 985:488-91. 2003
Afferent modulation of dopamine neuron firing differentially regulates tonic and phasic dopamine transmissionStan B Floresco
Department of Neuroscienc, University of Pittsburgh, 446 Crawford Hall, Pittsburgh, Pennsylvania 15260, USA
Nat Neurosci 6:968-73. 2003....
Regulation of conditioned responses of basolateral amygdala neuronsAnthony A Grace
Departments of Neuroscience and Psychiatry, University of Pittsburgh, 15260, Pittsburgh, PA, USA
Physiol Behav 77:489-93. 2002..Furthermore, sensory-related inputs will be further enhanced by the increased excitability of BLA neurons. This situation is expected to maximize affective responses to sensory stimuli, as well as plasticity...
Entorhinal cortex inhibits medial prefrontal cortex and modulates the activity states of electrophysiologically characterized pyramidal neurons in vivoOrnella Valenti
University of Pittsburgh, Department of Neuroscience, Psychiatry and Psychology, Pittsburgh, PA 15260, USA
Cereb Cortex 19:658-74. 2009....
Hippocampus, amygdala, and stress: interacting systems that affect susceptibility to addictionPauline Belujon
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
Ann N Y Acad Sci 1216:114-21. 2011..In particular, we will focus on two main afferents to the NAc, the basolateral amygdala and the ventral subiculum of the hippocampus, and their interactions with the locus coeruleus-norepinephrine system...
Amphetamine activation of hippocampal drive of mesolimbic dopamine neurons: a mechanism of behavioral sensitizationDaniel J Lodge
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
J Neurosci 28:7876-82. 2008....
Aberrant striatal plasticity is specifically associated with dyskinesia following levodopa treatmentPauline Belujon
Departments of Neuroscience, Psychiatry, and Psychology, University of Pittsburgh, Pittsburgh, PA 15260, USA
Mov Disord 25:1568-76. 2010..Such information is critical for understanding the cellular mechanisms underlying one of the major caveats to L-dopa therapy...
Dopamine-mediated modulation of odour-evoked amygdala potentials during pavlovian conditioningJ Amiel Rosenkranz
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
Nature 417:282-7. 2002..These results demonstrate that conditioning and habituation processes produce opposite effects on LAT neurons and that dopamine is important in these events, consistent with its role in emotional memory formation...
Critical role of the prefrontal cortex in the regulation of hippocampus-accumbens information flowPauline Belujon
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
J Neurosci 28:9797-805. 2008..Therefore, inactivation of the mPFC, as would occur with mPFC leukotomy in schizophrenia, may prevent the abnormal vSub drive of the NAc...
Cellular mechanisms of infralimbic and prelimbic prefrontal cortical inhibition and dopaminergic modulation of basolateral amygdala neurons in vivoJ Amiel Rosenkranz
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
J Neurosci 22:324-37. 2002..DA receptor activation enhanced neuronal input resistance by a postsynaptic mechanism (via DA D2 receptors), suppressed spontaneously occurring and PFC-evoked PSPs (via DA D1 receptors), and enhanced Te3-evoked PSPs...
Regulation of striatal dopamine neurotransmission by nitric oxide: effector pathways and signaling mechanismsAnthony R West
Department of Neuroscience, 446 Crawford Hall, University of Pittsburgh, Pittsburgh, PA 15260, USA
Synapse 44:227-45. 2002....
Antipsychotic drug-induced increases in ventral tegmental area dopamine neuron population activity via activation of the nucleus accumbens-ventral pallidum pathwayOrnella Valenti
Department of Neuroscience, University of Pittsburgh, Pittsburgh, PA 15260, USA
Int J Neuropsychopharmacol 13:845-60. 2010..This provides an important insight into the relationship between altered DA neuron activity and potential antipsychotic efficacy...
Gestational methylazoxymethanol acetate administration: a developmental disruption model of schizophreniaDaniel J Lodge
Departments of Neuroscience, Psychiatry, and Psychology, University of Pittsburgh, A210 Langley Hall, Pittsburgh, PA 15260, USA
Behav Brain Res 204:306-12. 2009..Thus gestational MAM administration has been demonstrated to induce a pathodevelopmental process leading to neuroanatomical and behavioral phenotypes consistent with that observed in schizophrenia in humans...
A loss of parvalbumin-containing interneurons is associated with diminished oscillatory activity in an animal model of schizophreniaDaniel J Lodge
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
J Neurosci 29:2344-54. 2009..Such information is central to gaining a better understanding of the disease pathophysiology and alternate pharmacotherapeutic approaches...
Nucleus accumbens deep brain stimulation produces region-specific alterations in local field potential oscillations and evoked responses in vivoClinton B McCracken
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
J Neurosci 29:5354-63. 2009....
Chronic cold exposure increases RGS7 expression and decreases alpha(2)-autoreceptor-mediated inhibition of noradrenergic locus coeruleus neuronsHank P Jedema
Department of Psychiatry, University of Pittsburgh, Pittsburgh, PA 15261, USA
Eur J Neurosci 27:2433-43. 2008....
Selective activation of medial prefrontal-to-accumbens projection neurons by amygdala stimulation and Pavlovian conditioned stimuliVincent B McGinty
Department of Neuroscience, Center for Neuroscience, University of Pittsburgh, Pittsburgh, PA 15260, USA
Cereb Cortex 18:1961-72. 2008....
Opposite influences of endogenous dopamine D1 and D2 receptor activation on activity states and electrophysiological properties of striatal neurons: studies combining in vivo intracellular recordings and reverse microdialysisAnthony R West
Department of Neuroscience, Center for Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
J Neurosci 22:294-304. 2002..Moreover, a significant component of D2 receptor-mediated inhibition of striatal neuron activity in vivo occurs via suppression of excitatory synaptic transmission...
Corticotropin-releasing hormone directly activates noradrenergic neurons of the locus ceruleus recorded in vitroHank P Jedema
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
J Neurosci 24:9703-13. 2004....
Dopaminergic modulation of limbic and cortical drive of nucleus accumbens in goal-directed behaviorYukiori Goto
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
Nat Neurosci 8:805-12. 2005..These results suggest that the dynamics of DA release regulate the balance between limbic and cortical drive through activation and inactivation of DA receptor subtypes in the accumbens, and this regulates goal-directed behavior...
A subpopulation of neurons in the medial prefrontal cortex encodes emotional learning with burst and frequency codes through a dopamine D4 receptor-dependent basolateral amygdala inputSteven R Laviolette
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
J Neurosci 25:6066-75. 2005..These results demonstrate that individual neurons in the mPFC that receive a functional input from the BLA actively encode emotional learning and that this process depends on DA D4 receptor stimulation in the mPFC...
Gating of hippocampal-evoked activity in prefrontal cortical neurons by inputs from the mediodorsal thalamus and ventral tegmental areaStan B Floresco
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania 15206, USA
J Neurosci 23:3930-43. 2003..Thus, both the MD and VTA exert a complex gating action over PFC neural activity, either facilitating or inhibiting firing in the hippocampal-PFC pathway depending on the frequency and relative timing of the arrival of afferent input...
Dopamine-dependent interactions between limbic and prefrontal cortical plasticity in the nucleus accumbens: disruption by cocaine sensitizationYukiori Goto
Department of Neuroscience, University of Pittsburgh, Pittsburgh, PA 15260, USA
Neuron 47:255-66. 2005..Thus, interactions of limbic-prefrontal cortical synaptic plasticity and its dysfunction within the accumbens could underlie complex information processing deficits observed in individuals following psychostimulant administration...
The hippocampus modulates dopamine neuron responsivity by regulating the intensity of phasic neuron activationDaniel J Lodge
Department of Neuroscience, University of Pittsburgh, Pittsburgh, PA 15260, USA
Neuropsychopharmacology 31:1356-61. 2006....
Chronic exposure to cold stress alters electrophysiological properties of locus coeruleus neurons recorded in vitroHank P Jedema
Department of Neuroscience, University of Pittsburgh, PA 15260, USA
Neuropsychopharmacology 28:63-72. 2003....
Alterations in medial prefrontal cortical activity and plasticity in rats with disruption of cortical developmentYukiori Goto
Department of Neuroscience, University of Pittsburgh, Pennsylvania 15260, USA
Biol Psychiatry 60:1259-67. 2006..Thus, a genetic predisposition can lead to developmental compromises that may leave the system more susceptible to deficits induced by subsequent environmental variables such as stress...
Regulation of firing of dopaminergic neurons and control of goal-directed behaviorsAnthony A Grace
Departments of Neuroscience, Psychiatry and Psychology, University of Pittsburgh, Pittsburgh, PA 15260, USA
Trends Neurosci 30:220-7. 2007....
Aberrant hippocampal activity underlies the dopamine dysregulation in an animal model of schizophreniaDaniel J Lodge
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
J Neurosci 27:11424-30. 2007..These data provide a direct link between hippocampal dysfunction and the hyper-responsivity of the DA system that is believed to underlie the augmented response to amphetamine in animal models and psychosis in schizophrenia patients...
Noradrenergic modulation of basolateral amygdala neuronal activity: opposing influences of alpha-2 and beta receptor activationDeanne M Buffalari
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
J Neurosci 27:12358-66. 2007..The interaction between these two structures is particularly relevant with regard to their known involvement in stress responses and stress-related disorders...
High-frequency deep brain stimulation of the nucleus accumbens region suppresses neuronal activity and selectively modulates afferent drive in rat orbitofrontal cortex in vivoClinton B McCracken
Department of Neuroscience, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
J Neurosci 27:12601-10. 2007..Moreover, selective potentiation of input to these inhibitory circuits may also contribute to the therapeutic effects produced by DBS in OCD patients...
Cortico-Basal Ganglia reward network: microcircuitrySusan R Sesack
Department of Neuroscience, University of Pittsburgh, Pittsburgh, PA 15260, USA
Neuropsychopharmacology 35:27-47. 2010..A fuller appreciation of the circuitry interconnecting the nucleus accumbens and ventral tegmental area should serve to advance discovery of new treatment options for these conditions...
A role for electrotonic coupling in the striatum in the expression of dopamine receptor-mediated stereotypiesHolly Moore
Department of Neuroscience, University of Pittsburgh, Pittsburgh, PA 15260, USA
Neuropsychopharmacology 27:980-92. 2002..These results may be relevant to diseases and pharmacotherapies associated with disruptions of motor and possibly cognitive sequencing...
Developmental pathology, dopamine, and stress: a model for the age of onset of schizophrenia symptomsJudy L Thompson
Department of Psychology, University of Pittsburgh, PA 15260, USA
Schizophr Bull 30:875-900. 2004....
Research Grants
- GATING OF INFORMATION FLOW WITHIN THE NUCLEUS ACCUMBENSAnthony Grace; Fiscal Year: 2006..abstract_text> ..
- Stress-induced alterations in amygdala-LC interactionsAnthony Grace; Fiscal Year: 2009....
- Stress-induced alterations in amygdala-LC interactionsAnthony Grace; Fiscal Year: 2007..abstract_text> ..
- GATING OF INFORMATION FLOW WITHIN THE NUCLEUS ACCUMBENSAnthony Grace; Fiscal Year: 2001....
- Stress-induced alterations in amygdala-LC interactionsAnthony A Grace; Fiscal Year: 2010....
