Research Topics
| R W McCarleySummaryAffiliation: Harvard University Country: USA Publications
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Publications
Left auditory cortex gamma synchronization and auditory hallucination symptoms in schizophreniaKevin M Spencer
Research Service, Veterans Affairs Boston Healthcare System and Department of Psychiatry, Harvard Medical School, Research 151C, 150 S, Huntington Ave, Boston, MA 02130, USA
BMC Neurosci 10:85. 2009..A 5-dipole model was fit from the HC grand average ASSR, with 2 pairs of superior temporal dipoles and a deep midline dipole. Time-frequency decomposition was performed on the scalp EEG and source data...
Combining ERP and structural MRI information in first episode schizophrenia and bipolar disorderRobert W McCarley
Harvard Department of Psychiatry, Massachusetts, USA
Clin EEG Neurosci 39:57-60. 2008..Knowledge of those locations and brain signals affected early should help understand the basic physiological defect underlying this progression, with potential implications for new therapeutic interventions...
Neurobiology of REM and NREM sleepRobert W McCarley
Neuroscience Laboratory, VA Boston Healthcare System, 940 Belmont St, Brockton, MA 02301, USA
Sleep Med 8:302-30. 2007..Finally, the results of a new series of experimental paradigms in rodents to measure the neurocognitive effects of sleep loss and sleep interruption (modeling sleep apnea) provide animal model data congruent with those in humans...
Adenosinergic modulation of basal forebrain and preoptic/anterior hypothalamic neuronal activity in the control of behavioral stateR E Strecker
Department of Psychiatry, VA Medical Center and Harvard Medical School, Psychiatry, 116A, 940 Belmont St, Brockton, MA 02301, USA
Behav Brain Res 115:183-204. 2000..In summary, a growing body of evidence supports the role of AD as a mediator of the sleepiness following prolonged wakefulness, a role in which its inhibitory actions on the BF wakefulness-promoting neurons may be especially important...
Association between smaller left posterior superior temporal gyrus volume on magnetic resonance imaging and smaller left temporal P300 amplitude in first-episode schizophreniaRobert W McCarley
Deprtment of Psychiatry, Harvard Medical School, Veterans Affairs Boston Healthcare System, 940 Belmont St, Brockton, MA 02301, USA
Arch Gen Psychiatry 59:321-31. 2002..The present study investigated whether the left temporal P300-left posterior STG volume association is selectively present in first-episode schizophrenia...
Mechanisms and models of REM sleep controlR W McCarley
From the Laboratory of Neuroscience, Harvard Department of Psychiatry at the VA Boston Healthcare System, Brockton, MA 02301, USA
Arch Ital Biol 142:429-67. 2004..Finally, with respect to orexin and REM sleep, it is hypothesized that orexinergic activity may be a principal factor controlling REM sleep's absence from the active period in strongly circadian animals such as rat and man...
First-episode schizophrenic psychosis differs from first-episode affective psychosis and controls in P300 amplitude over left temporal lobeD F Salisbury
Harvard Medical School, Department of Psychiatry, McLean Hospital, Belmont, Mass, USA
Arch Gen Psychiatry 55:173-80. 1998..This P300 asymmetry suggests left temporal lobe dysfunction at the onset of schizophrenia...
Adenosine-mediated presynaptic modulation of glutamatergic transmission in the laterodorsal tegmentumE Arrigoni
Harvard Medical School and Veterans Administration Medical Center, Department of Psychiatry, Brockton, Massachusetts 02401, USA
J Neurosci 21:1076-85. 2001..Furthermore, an alteration of adenosine kinase activity modifies the degree of this inhibitory tone...
Prefrontal cortex, negative symptoms, and schizophrenia: an MRI studyC G Wible
Department of Psychiatry, Harvard Medical School, Boston, MA, USA
Psychiatry Res 108:65-78. 2001..These results underscore the importance of temporal-prefrontal pathways in the symptomatology of schizophrenia, and they suggest an association between prefrontal abnormalities and negative symptoms...
c-Fos protein expression is increased in cholinergic neurons of the rodent basal forebrain during spontaneous and induced wakefulnessJ T McKenna
VA Boston Healthcare System and Harvard Medical School, Department of Psychiatry, Brockton, MA, USA james
Brain Res Bull 80:382-8. 2009..These findings support and provide additional confirming data of previous reports that cholinergic neurons of BF play a role in vigilance state regulation by promoting wakefulness...
Microdialysis perfusion of orexin-A in the basal forebrain increases wakefulness in freely behaving ratsM M Thakkar
Laboratory of Neuroscience, Department of Psychiatry, Harvard Medical School and VA Medical Center, 940 Belmont Street, Brockton, MA 02301, USA
Arch Ital Biol 139:313-28. 2001..The data suggest further that orexin-A has a significant role in the regulation of arousal/wakefulness, in addition to the previously described role of orexin in the regulation and expression of REM sleep and REM sleep-related phenomena...
Sleep fragmentation elevates behavioral, electrographic and neurochemical measures of sleepinessJ T McKenna
VA Boston Healthcare System and Harvard Medical School, Laboratory of Neuroscience, Research 151 C, 940 Belmont Street, Building 46, Brockton, MA 02301, USA
Neuroscience 146:1462-73. 2007..SI may be partially responsible for the symptom of daytime sleepiness observed in a number of clinical disorders, and this may be mediated by mechanisms involving BF AD...
The role of cholinergic basal forebrain neurons in adenosine-mediated homeostatic control of sleep: lessons from 192 IgG-saporin lesionsA V Kalinchuk
Laboratory of Neuroscience, Department of Psychiatry, Harvard Medical School and VA Boston Healthcare System, 1400 V F W Parkway, West Roxbury, MA 02132, USA
Neuroscience 157:238-53. 2008....
Identification of neural circuits underlying P300 abnormalities in schizophreniaB F O'Donnell
Department of Psychiatry, Harvard Medical School, Brockton, MA, USA
Psychophysiology 36:388-98. 1999....
A functional magnetic resonance imaging study of auditory mismatch in schizophreniaC G Wible
Department of Psychiatry, Harvard Medical School, Boston, MA, USA
Am J Psychiatry 158:938-43. 2001..CONCLUSIONS: This result is consistent with those of mismatch negativity event-related potential studies and suggests that early auditory processing is abnormal in chronic schizophrenia...
Semantic disturbance in schizophrenia and its relationship to the cognitive neuroscience of attentionP G Nestor
Department of Psychiatry, Harvard Medical School, Brockton VAMC 116A, 940 Belmont Street, Brockton, MA 02401, USA
Biol Psychol 57:23-46. 2001..We propose a similar failure of NMDA-mediated recurrent inhibition as a candidate biological substrate for attention and semantic anomalies of schizophrenia...
REM sleep enhancement and behavioral cataplexy following orexin (hypocretin)-II receptor antisense perfusion in the pontine reticular formationM M Thakkar
Department of Psychiatry, Harvard Medical School and VA Medical Center, Brockton, MA 02301, USA
Sleep Res Online 2:112-20. 1999..More work is needed to provide precise localization of the most effective site of orexin-induced inhibition of REM sleep phenomena...
Adenosinergic inhibition of basal forebrain wakefulness-active neurons: a simultaneous unit recording and microdialysis study in freely behaving catsM M Thakkar
Department of Psychiatry, Harvard Medical School, Brockton VA Medical Center, 940 Belmont Street, Brockton, MA 02401, USA
Neuroscience 122:1107-13. 2003....
Electrophysiological characterization of neurons in the dorsolateral pontine rapid-eye-movement sleep induction zone of the rat: Intrinsic membrane properties and responses to carbachol and orexinsR E Brown
In Vitro Neurophysiology Section, Laboratory of Neuroscience, Department of Psychiatry, Harvard Medical School, VA Medical Center Brockton, Research 151C, 940, Belmont Street, Brockton, MA 02301, USA
Neuroscience 143:739-55. 2006..Some or all carbachol-excited neurons are presumably REM-on neurons...
Prefrontal gray matter volume reduction in first episode schizophreniaY Hirayasu
Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry, Brockton VA Medical Center and Harvard Medical School, Brockton, MA 02301, USA
Cereb Cortex 11:374-81. 2001..White matter volumes did not differ among groups. These data suggest that prefrontal cortical gray matter volume reduction is selectively present at first hospitalization in schizophrenia but not affective psychosis...
P300 topography differs in schizophrenia and manic psychosisD F Salisbury
Department of Psychiatry, Harvard Medical School, McLean Hospital, Boston, Massachusetts, USA
Biol Psychiatry 45:98-106. 1999..The frontal reductions in bipolar psychosis may reflect abnormalities in a hypothetical frontal generator, consonant with reports of altered frontal lobe function in mania...
Cognitive dysfunction in schizophrenia: unifying basic research and clinical aspectsR W McCarley
Harvard Medical School, Department of Psychiatry, Brockton, MA 02401, USA
Eur Arch Psychiatry Clin Neurosci 249:69-82. 1999..g. cat-dog, a result compatible with behavioral data. Other N400 data strongly and directly suggest that schizophrenics do not efficiently utilize context...
Diffusion tractography of the fornix in schizophreniaJ Fitzsimmons
Psychiatry Neuroimaging Laboratory, Department of Psychiatry, Brigham and Women s Hospital, Harvard Medical School, Boston, MA, USA
Schizophr Res 107:39-46. 2009..We applied these techniques to quantify fornix diffusion anisotropy in schizophrenia...
Parametric manipulations of auditory stimuli differentially affect P3 amplitude in schizophrenics and controlsD F Salisbury
Harvard Medical School, Department of Psychiatry, Brockton Veterans Affairs Medical Center
Psychophysiology 31:29-36. 1994....
Adenosine, prolonged wakefulness, and A1-activated NF-kappaB DNA binding in the basal forebrain of the ratR Basheer
Department of Psychiatry, Havard Medical School and VA Medical Center, Brockton, MA 02401, USA
Neuroscience 104:731-9. 2001....
Event-related potentials elicited during a context-free homograph task in normal versus schizophrenic subjectsD F Salisbury
Department of Psychiatry, Harvard Medical School, Boston, Massachusetts, USA
Psychophysiology 37:456-63. 2000....
Reduced interhemispheric connectivity in schizophrenia-tractography based segmentation of the corpus callosumM Kubicki
Psychiatry Neuroimaging Laboratory, Department of Psychiatry, Brigham and Women s Hospital, Harvard Medical School, United States
Schizophr Res 106:125-31. 2008..Moreover, none of these studies has investigated corpus callosum systematically, using anatomical subdivisions...
Superior temporal gyrus volume abnormalities and thought disorder in left-handed schizophrenic menD P Holinger
Department of Psychiatry, Harvard Medical School, Boston, USA
Am J Psychiatry 156:1730-5. 1999....
Button-pressing affects P300 amplitude and scalp topographyD F Salisbury
Department of Psychiatry, Cognitive Neuroscience Laboratory, McLean Hospital NBG-21, Harvard Medical School, 115 Mill Street, Belmont, MA 02178-9106, USA
Clin Neurophysiol 112:1676-84. 2001..Also, P300 topography in button-pressing tasks is confounded by motor potentials. The distortion can be corrected with a motor potential estimate. Motor potentials can occlude differences in P300 topography between groups...
Intracellular recordings of pontine medial gigantocellular tegmental field neurons in the naturally sleeping cat: behavioral state-related activity and soma size difference in order of recruitmentK Ito
Laboratory of Neuroscience, Department of Psychiatry, Harvard Medical School and Brockton VA Medical Center, 940 Belmont Street, Brockton, MA 02301, USA
Neuroscience 114:23-37. 2002....
Pontine cholinergic neurons show Fos-like immunoreactivity associated with cholinergically induced REM sleepP J Shiromani
VA Medical Center, Brockton, MA 02401, USA
Brain Res Mol Brain Res 38:77-84. 1996..These findings indicate that during REMc a transcriptional cascade involving c-fos occurs in a subpopulation of pontine cholinergic neurons...
Extracellular histamine levels in the feline preoptic/anterior hypothalamic area during natural sleep-wakefulness and prolonged wakefulness: an in vivo microdialysis studyR E Strecker
Department of Psychiatry, VA Boston Healthcare System and Harvard Medical School, Research, 151C, 940 Belmont Street, Brockton, MA 02301, USA
Neuroscience 113:663-70. 2002..However, the invariance of histamine levels during sleep deprivation suggests that changes in histamine level do not relay information about sleep drive to the sleep-promoting neurons of the preoptic/anterior hypothalamic area...
Complex receptor mediation of acute ketamine application on in vitro gamma oscillations in mouse prefrontal cortex: modeling gamma band oscillation abnormalities in schizophreniaJ M McNally
Laboratory of Neuroscience, VA Boston Healthcare System and Department of Psychiatry, Harvard Medical School, 940 Belmont Street, Research 151C, Brockton, MA 02301, USA
Neuroscience 199:51-63. 2011..These in vitro findings may help explain the complexities of gamma findings in clinical studies of Sz and prove useful in developing new therapeutic strategies...
An fMRI study of semantic processing in men with schizophreniaM Kubicki
Clinical Neuroscience Division, Laboratory of Neuroscience, Boston VA Healthcare System Brockton Division, Department of Psychiatry, Harvard Medical School, Brockton, MA 02301, USA
Neuroimage 20:1923-33. 2003....
Differential effect of orexins (hypocretins) on serotonin release in the dorsal and median raphe nuclei of freely behaving ratsR Tao
Boston VA Healthcare Harvard Medical School, Department of Psychiatry, Laboratory of Neuroscience, 940 Belmont Street, Brockton, MA 02301, USA
Neuroscience 141:1101-5. 2006..Orexins may have regionally selective effects on serotonin release in the CNS, implying a unique interaction between orexins and serotonin in the regulation of activities including sleep-wakefulness...
Topographic abnormalities of P3 in schizotypal personality disorderD F Salisbury
Harvard Medical School, Department of Psychiatry at Massachusetts Mental Health Center, Boston, USA
Biol Psychiatry 40:165-72. 1996..Asymmetry of P3 amplitude, with left-sided deficit, may be associated with the schizophrenia diathesis, but overall P3 reductions may be more associated with chronic effects...
DTI and MTR abnormalities in schizophrenia: analysis of white matter integrityM Kubicki
Clinical Neuroscience Division, Laboratory of Neuroscience, Boston VA Healthcare System Brockton Division, Department of Psychiatry, Harvard Medical School, Brockton, MA 02301, USA
Neuroimage 26:1109-18. 2005....
Gray matter volume reduction in rostral middle frontal gyrus in patients with chronic schizophreniaZ Kikinis
Psychiatry Neuroimaging Laboratory, Department of Psychiatry, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02215, USA
Schizophr Res 123:153-9. 2010..This method of parcellation offers a more precise way of measuring MR-MFG that will likely be important in further documentation of DLPFC anomalies in schizophrenia...
Opposite changes in adenosine A1 and A2A receptor mRNA in the rat following sleep deprivationR Basheer
Harvard Medical School and V.A. Medical Center, Department of Psychiatry, West Roxbury, MA 02132, USA
Neuroreport 12:1577-80. 2001..Based on the significant increase in the A1 but not in A2A receptor, we hypothesize that the effects of sleep deprivation-induced increased adenosine are mediated by A1 receptor in basal forebrain of rats...
Delta oscillations induced by ketamine increase energy levels in sleep-wake related brain regionsM Dworak
Laboratory of Neuroscience, Department of Psychiatry, VA Boston Healthcare System and Harvard Medical School, West Roxbury, MA, USA
Neuroscience 197:72-9. 2011....
Adenosine inhibits basal forebrain cholinergic and noncholinergic neurons in vitroE Arrigoni
Department of Neurology, Beth Israel Deaconess Medical Center, Harvard Institutes of Medicine, Room 814, 77 Louis Pasteur Avenue, Boston, MA 02115, USA
Neuroscience 140:403-13. 2006..Both of these effects occur via postsynaptic A1 receptors, but are mediated downstream by two separate mechanisms...
Abnormal inhibitory processes in semantic networks in schizophreniaM Niznikiewicz
Boston VA Medical Center, Boston, MA, USA
Int J Psychophysiol 75:133-40. 2010..Furthermore, reduced N400 in the unrelated condition found in this study suggests that the abnormality was related to inefficient early inhibitory processes...
ERP assessment of visual and auditory language processing in schizophreniaM A Niznikiewicz
Department of Psychiatry, Harvard Medical School, Massachusetts, USA
J Abnorm Psychol 106:85-94. 1997..These results suggest that language abnormalities in schizophrenia are related to a dysfunction in the language system and not to a general cognitive dysfunction, and may be related to poor use of context in patients with schizophrenia...
A review of MRI findings in schizophreniaM E Shenton
Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry, Harvard Medical School, Brockton, MA 02301, USA
Schizophr Res 49:1-52. 2001..abstract truncated)..
Voxel-based morphometric analysis of gray matter in first episode schizophreniaM Kubicki
Clinical Neuroscience Division, Laboratory of Neuroscience, Boston VA Healthcare System-Brockton Division, Department of Psychiatry, Massachusetts, USA
Neuroimage 17:1711-9. 2002..They further suggest the importance of comparing VBM findings with more traditional ROI analyses until the reasons for the differences between methods are determined...
The P3 auditory event-related brain potential indexes major personality traitsR J Gurrera
Department of Psychiatry, Harvard Medical School and Brockton DVAMC, Brockton, Massachusetts 02301, USA
Biol Psychiatry 49:922-9. 2001..Our results suggest that processes indexed by auditory P3 amplitude are related to these broad personality dimensions in healthy individuals...
Functional and structural deficits in brain regions subserving face perception in schizophreniaToshiaki Onitsuka
Department of Psychiatry, VA Boston Healthcare System, Brockton Division, Harvard Medical School, Brockton, MA 02301, USA
Am J Psychiatry 163:455-62. 2006....
The uncinate fasciculus and extraversion in schizotypal personality disorder: a diffusion tensor imaging studyRonald J Gurrera
Schizophr Res 90:360-2. 2007
REM sleep changes in rats induced by siRNA-mediated orexin knockdownLichao Chen
Department of Psychiatry, Harvard Medical School, Boston VA Healthcare System, 940 Belmont Street, Brockton, MA 02301, USA, and Department of Neurology, Harry Truman Memorial VA Hospital, Columbia, MO 65203, USA
Eur J Neurosci 24:2039-48. 2006..Our results indicate that siRNA can be usefully employed in behavioural studies to complement other loss-of-function approaches. Moreover, these data suggest that the orexin system plays a role in the diurnal gating of REM sleep...
Hippocampal synaptic plasticity and spatial learning are impaired in a rat model of sleep fragmentationJaime L Tartar
Harvard Medical School and VA Boston Healthcare System, Laboratory of Neuroscience, Research 151 C, 940 Belmont Street, Brockton, MA 02301, USA
Eur J Neurosci 23:2739-48. 2006..The results suggest that sleep fragmentation negatively impacts spatial learning. Loss of N-methyl-D-aspartate (NMDA) receptor-dependent LTP in the hippocampal CA1 region may be one mechanism involved in this deficit...
Smaller neocortical gray matter and larger sulcal cerebrospinal fluid volumes in neuroleptic-naive women with schizotypal personality disorderMin-Seong Koo
Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry, Veterans Affairs Boston Healthcare System, Brockton Division, Harvard Medical School, Brockton, MA 02301, USA
Arch Gen Psychiatry 63:1090-100. 2006..CONCLUSIONS: The smaller neocortical gray matter volume and larger sulcal CSF volume provide evidence of the brain basis of this personality disorder and emphasize the communality of brain abnormalities in the schizophrenia spectrum...
Middle and inferior temporal gyrus gray matter volume abnormalities in first-episode schizophrenia: an MRI studyNoriomi Kuroki
Department of Psychiatry, Harvard Medical School, Boston, MA 02301, USA
Am J Psychiatry 163:2103-10. 2006....
Another chapter in the adenosine storyRobert E Strecker
Sleep 29:426-8. 2006
Basal forebrain and saporin cholinergic lesions: the devil dwells in delivery detailsAnna V Kalinchuk
Sleep 29:1385-7; discussion 1387-9. 2006
Functional neuroimaging of word priming in males with chronic schizophreniaS Duke Han
Department of Psychology, Loyola University Chicago, Chicago, IL 60626, USA
Neuroimage 35:273-82. 2007..This may reflect a disease-related disturbance in functional connectivity of lexical activation, which in turn may be associated with clinical symptomatology...
A cross-sectional and longitudinal magnetic resonance imaging study of cingulate gyrus gray matter volume abnormalities in first-episode schizophrenia and first-episode affective psychosisMin Seong Koo
Department of Psychiatry, Veterans Affairs Boston Healthcare System, Brockton Division, Harvard Medical School, Brockton, MA 02301, USA
Arch Gen Psychiatry 65:746-60. 2008..However, it is unclear whether these gray matter abnormalities show a subregional specificity to either disorder and whether they show postonset progression...
Auditory processing abnormalities in schizotypal personality disorder: an fMRI experiment using tones of deviant pitch and durationChandlee C Dickey
Serious Mental Illness Program, VA Boston Healthcare System, Psychiatry 116A RC, 940 Belmont St, Brockton, MA 02401, United States
Schizophr Res 103:26-39. 2008..The focus of this study was to determine whether or not there are also processing abnormalities of pure tones differing in pitch and duration in SPD...
Age-related deficits in fronto-temporal connections in schizophrenia: a diffusion tensor imaging studyGudrun Rosenberger
Psychiatry Neuroimaging Laboratory, Department of Psychiatry and Radiology, Brigham and Women s Hospital, Harvard Medical School, Boston, MA 02215, United States
Schizophr Res 102:181-8. 2008..Using diffusion tensor imaging tractography, we investigated the relationship between age and fiber integrity in patients with schizophrenia vs. healthy adults...
Gamma-band auditory steady-state responses are impaired in first episode psychosisKevin M Spencer
Department of Psychiatry, VA Boston Healthcare System and Harvard Medical School, Brockton 02301, USA
Biol Psychiatry 64:369-75. 2008..Here we examined whether gamma ASSR deficits are also present at first hospitalization for psychosis...
Sensory-evoked gamma oscillations in chronic schizophreniaKevin M Spencer
Department of Psychiatry, VA Boston Healthcare System, Harvard Medical School, Brockton, Massachusetts 02301, USA
Biol Psychiatry 63:744-7. 2008..We investigated these issues by examining the VGO and AGO in chronic schizophrenic (SZ) and matched healthy control (HC) subjects...
Early nicotine withdrawal and transdermal nicotine effects on neurocognitive performance in schizophreniaChristopher G AhnAllen
Center for Alcohol and Addictions Studies, Brown University, 121 South Main St, Providence, RI, 02912, USA
Schizophr Res 100:261-9. 2008....
Neocortical gray matter volume in first-episode schizophrenia and first-episode affective psychosis: a cross-sectional and longitudinal MRI studyMotoaki Nakamura
Clinical Neuroscience Division, Laboratory of Neuroscience, Veterans Affairs Boston Healthcare System, Brockton Division, Boston, USA
Biol Psychiatry 62:773-83. 2007....
Episodic memory and neuroimaging of hippocampus and fornix in chronic schizophreniaPaul G Nestor
Department of Psychology, University of Massachusetts, Boston, MA 02125 3393, USA
Psychiatry Res 155:21-8. 2007..However, increased hippocampal volume correlated, in the negative direction, with lower scores for executive functioning and IQ in the control subset. Implications of these results are discussed...
Adenosine and sleep deprivation promote NF-kappaB nuclear translocation in cholinergic basal forebrainVijay Ramesh
Department of Psychiatry, VA Boston Healthcare System and Harvard Medical School, West Roxbury, Massachusetts, USA
J Neurochem 100:1351-63. 2007..Together, these data suggest a role in sleep homeostasis for the SD-induced activation of NF-kappaB in cholinergic basal forebrain, and that transcription factor NF-kappaB may code for factor(s) that play a role in sleep homeostasis...
Experimental sleep fragmentation impairs attentional set-shifting in ratsJohn G McCoy
VA Boston Healthcare System and Harvard Medical School, Brockton, MA 02301, USA
Sleep 30:52-60. 2007..To evaluate the effect of experimental sleep fragmentation (sleep interruption; SI) on complex learning in an intradimensional-extradimensional (ID/ED) set-shifting task in rats...
Dissociable contributions of MRI volume reductions of superior temporal and fusiform gyri to symptoms and neuropsychology in schizophreniaPaul G Nestor
Department of Psychology, University of Massachusetts, Boston, MA 02125 3393, United States
Schizophr Res 91:103-6. 2007..STG and FG volume reductions may each make distinct contributions to symptoms and cognitive deficits of schizophrenia...
Attentional networks and cingulum bundle in chronic schizophreniaPaul G Nestor
Department of Psychology, University of Massachusetts, Boston, MA 02125 3393, USA
Schizophr Res 90:308-15. 2007..In addition, left CB fractional anisotropy correlated significantly with orienting of attention. Smaller right CB volume also correlated with reduced alertness, but not when covarying for medication and illness duration...
Reduction of caudate nucleus volumes in neuroleptic-naïve female subjects with schizotypal personality disorderMin-Seong Koo
Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry, Veterans Affairs Boston Healthcare System, Brockton Division, Brockton, and Harvard Medical School, Boston, MA 02401, USA
Biol Psychiatry 60:40-8. 2006..CONCLUSIONS: These findings demonstrate that, for female SPD subjects, smaller caudate volume is associated with poorer cognitive performance and more schizotypal symptomatology...
Connectivity among semantic associates: an fMRI study of semantic primingCynthia G Wible
Clinical Neuroscience Division, Laboratory of Neuroscience, Harvard Medical School, Boston, MA, USA
Brain Lang 97:294-305. 2006..fMRI activity located primarily in bilateral posterior superior and middle temporal regions showed modulation by connectivity and relatedness. The results suggest that these regions are involved in semantic processing...
Differences and similarities in insular and temporal pole MRI gray matter volume abnormalities in first-episode schizophrenia and affective psychosisKiyoto Kasai
Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry, Boston Veterans Affairs Healthcare System/Brockton Division, Harvard Medical School, 940 Belmont Street, Brockton, MA 02301, USA
Arch Gen Psychiatry 60:1069-77. 2003....
A MRI study of fusiform gyrus in schizotypal personality disorderChandlee C Dickey
Laboratory of Neuroscience, Department of Psychiatry, VA Boston Healthcare System, and Surgical Planning Laboratory, MRI Division, Department of Radiology, Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA
Schizophr Res 64:35-9. 2003..This suggests that future studies may be useful in determining the functional competence of this gyrus in SPD...
Progressive decrease of left Heschl gyrus and planum temporale gray matter volume in first-episode schizophrenia: a longitudinal magnetic resonance imaging studyKiyoto Kasai
Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry, Veterans Affairs Boston Healthcare System, Brockton Division, Brockton, Mass, USA
Arch Gen Psychiatry 60:766-75. 2003..Schizophrenia but not affective psychosis seems to be characterized by a postonset progression of neocortical gray matter volume loss in the left superior temporal gyrus and thus may not be developmentally fixed...
Progressive decrease of left superior temporal gyrus gray matter volume in patients with first-episode schizophreniaKiyoto Kasai
Clinical Neuroscience Division, Department of Psychiatry, Boston VA Healthcare System, Brockton Division, Harvard Medical School, Brockton, MA 02301, USA
Am J Psychiatry 160:156-64. 2003..CONCLUSIONS: These findings demonstrate a progressive volume reduction of the left posterior superior temporal gyrus gray matter in patients with first-episode schizophrenia but not in patients with first-episode affective psychosis...
An MRI study of temporal lobe abnormalities and negative symptoms in chronic schizophreniaJane E Anderson
Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry, Brockton Veterans Affairs Medical Center and Harvard Medical School, Boston, MA 02301, USA
Schizophr Res 58:123-34. 2002..The reduction in the anterior amygdala/hippocampal complex was an additional temporal lobe finding. These results underscore the role of temporal lobe structures in the pathophysiology of schizophrenia...
Semantic dysfunction in women with schizotypal personality disorderMargaret A Niznikiewicz
Department of Psychiatry, Harvard Medical School, Boston, MA, USA
Am J Psychiatry 159:1767-74. 2002..The N400 component of the EEG event-related potentials was used as a probe of semantic processes...
Fusiform gyrus volume reduction in first-episode schizophrenia: a magnetic resonance imaging studyChang Uk Lee
Department of Psychiatry (116A, VA Boston Healthcare System, Brockton Division, Harvard Medical School, 940 Belmont St, Brockton, MA 02301, USA
Arch Gen Psychiatry 59:775-81. 2002..CONCLUSION: Schizophrenia is associated with a bilateral reduction in fusiform gyrus gray matter volume that is evident at the time of first hospitalization and is different from the presentation of affective psychosis...
Smaller left Heschl's gyrus volume in patients with schizotypal personality disorderChandlee C Dickey
Harvard Medical School, Clinical Neuroscience Division, Department of Psychiatry, VA Boston Healthcare System, Brockton, MA 02401, USA
Am J Psychiatry 159:1521-7. 2002....
Adenosine induces inositol 1,4,5-trisphosphate receptor-mediated mobilization of intracellular calcium stores in basal forebrain cholinergic neuronsRadhika Basheer
Department of Psychiatry, Harvard Medical School, Veterans Affairs Medical Center, West Roxbury, Massachusetts 02132, USA
J Neurosci 22:7680-6. 2002..These data suggest a potential role for a calcium-signaling pathway in adenosine-induced long-term effects of sleep deprivation and a key role for cholinergic neurons in this process...
Amygdala-hippocampal shape differences in schizophrenia: the application of 3D shape models to volumetric MR dataMartha E Shenton
Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry 116A, VA Boston Healthcare System, Brockton Division, 940 Belmont Street, Harvard Medical School, Brockton, MA 02301, USA
Psychiatry Res 115:15-35. 2002..An evaluation of shape deformations also suggests local abnormalities in the amygdala-hippocampal complex in schizophrenia...
Mismatch negativity in chronic schizophrenia and first-episode schizophreniaDean F Salisbury
Harvard Medical School, Department of Psychiatry, McLean Hospital, Belmont, MA, USA
Arch Gen Psychiatry 59:686-94. 2002..Reductions in MMN amplitude may develop over time and index the progression of the disorder, although that can only be definitively determined by longitudinal assessments...
Phasic but not tonic REM-selective discharge of periaqueductal gray neurons in freely behaving animals: relevance to postulates of GABAergic inhibition of monoaminergic neuronsMahesh M Thakkar
Department of Psychiatry, Harvard Medical School and Boston VA Healthcare System, 940 Belmont Street, Brockton, MA 02301, USA
Brain Res 945:276-80. 2002....
MRI study of caudate nucleus volume and its cognitive correlates in neuroleptic-naive patients with schizotypal personality disorderJames J Levitt
Clinical Neuroscience Division, Laboratory of Neuroscience, Dept. of Psychiatry, VA Boston Healthcare System-Brockton Division, Harvard Medical School, 940 Belmont Street, Brockton, MA 02301, USA
Am J Psychiatry 159:1190-7. 2002....
Uncinate fasciculus findings in schizophrenia: a magnetic resonance diffusion tensor imaging studyMarek Kubicki
Department of Psychiatry, Harvard Medical School and VA Boston Healthcare System-Brockton Division, MA 02301, USA
Am J Psychiatry 159:813-20. 2002....
Disruption of neural systems of visual attention in schizophreniaGeoffrey F Potts
Psychology, MS 25, Rice University, 6100 Main St, Houston, TX 77005, USA
Arch Gen Psychiatry 59:418-24. 2002..If neural systems supporting attention are specifically disrupted in schizophrenia, the attention-sensitive P2a and N2b should be differentially reduced in patients, compared with the P300, in a visual attention task...
Semantic bias, homograph comprehension, and event-related potentials in schizophreniaDean F Salisbury
Cognitive Neuroscience Laboratory NBG21, Harvard Medical School at McLean Hospital, 115 Mill Street, Belmont, MA 02478, USA
Clin Neurophysiol 113:383-95. 2002..Combined behavioral and event-related potential (ERP) data can indicate the nature and timing of such abnormalities...
The startle reflex in schizophrenia: habituation and personality correlatesSare J Akdag
Department of Psychology, University of Massachusetts Boston, 100 Morrissey Boulevard, Boston, MA 02125, USA
Schizophr Res 64:165-73. 2003..The relationship of these findings to cognitive disturbances in schizophrenia is considered and directions for future research are discussed...
An MRI study of superior temporal gyrus volume in women with schizotypal personality disorderChandlee C Dickey
VA Boston Healthcare System, Psychiatry 116A, 940 Belmont St, Brockton, MA 02401, USA
Am J Psychiatry 160:2198-201. 2003..Results from this study thus clearly reinforce the importance of studying female subjects separately...
Fornix integrity and hippocampal volume in male schizophrenic patientsNoriomi Kuroki
Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry, Boston VA Healthcare System, Brockton Division, and Harvard Medical School, Brockton, Massachusetts, USA
Biol Psychiatry 60:22-31. 2006..CONCLUSIONS: These findings demonstrate a disruption in fornix integrity in patients with schizophrenia...
The application of DTI to investigate white matter abnormalities in schizophreniaMarek Kubicki
Clinical Neuroscience Division, Laboratory of Neuroscience, Department of Psychiatry 116A, Harvard Medical School, 940 Belmont Street, Brockton, MA 02301, USA
Ann N Y Acad Sci 1064:134-48. 2005..With the development of DTI, we are now able to investigate white matter abnormalities in schizophrenia...
Word priming in schizophrenia: associational and semantic influencesPaul G Nestor
Clinical Neuroscience Division, Laboratory of Neuroscience, Boston VA Health Care System Brockton Division, Department of Psychiatry, Harvard Medical School, Boston, MA, USA
Schizophr Res 82:139-42. 2006..Schizophrenic patients may show an associational bias, restricting semantic integration and contributing to their disturbed thinking...
Sleep deprivation-induced protein changes in basal forebrain: implications for synaptic plasticityRadhika Basheer
Department of Psychiatry, Harvard Medical School Boston VA Healthcare System, West Roxbury, Massachusetts 02301, USA
J Neurosci Res 82:650-8. 2005..These changes in proteins in the basal forebrain during short-term sleep deprivation are suggestive of changes in the substrate for neuronal transmission and plasticity...
Fronto-temporal disconnectivity in schizotypal personality disorder: a diffusion tensor imaging studyMotoaki Nakamura
Clinical Neuroscience Division, Department of Psychiatry, Veterans Affairs Boston Healthcare System, Brockton Division, Harvard Medical School, MA 02301, USA
Biol Psychiatry 58:468-78. 2005....
Auditory P3 indexes personality traits and cognitive function in healthy men and womenRonald J Gurrera
Harvard Medical School, Department of Psychiatry, Boston MA, USA
Psychiatry Res 133:215-28. 2005..The physiological significance of these relationships is not yet clear, but these results suggest that neural assemblies indexed by P3 may subserve both elemental cognition and healthy personality function...
A comparative profile analysis of neuropsychological function in men and women with schizotypal personality disorderMartina M Voglmaier
Harvard Medical School, Department of Psychiatry at the Massachusetts Mental Health Center, Boston, MA 02139, USA
Schizophr Res 74:43-9. 2005..The results suggest a less severe pattern of cognitive deficits in women with SPD compared to men, consistent with hypotheses of gender differences in cognitive function in schizophrenia...
Neural synchrony indexes disordered perception and cognition in schizophreniaKevin M Spencer
Department of Psychiatry, Veterans Affairs Boston Healthcare System, Harvard Medical School, Psychiatry 116A, 940 Belmont Street, Brockton, MA 02301, USA
Proc Natl Acad Sci U S A 101:17288-93. 2004..These data provide support for linking dysfunctional neural circuitry and the core symptoms of schizophrenia...
Neuropsychological correlates of diffusion tensor imaging in schizophreniaPaul G Nestor
Clinical Neuroscience Division, Laboratory of Neuroscience, Boston Veterans Affairs Health Care System Brockton Division, Brockton, MA 02301, USA
Neuropsychology 18:629-37. 2004..The data suggested abnormal DTI patterns linking declarative-episodic verbal memory deficits to the left UF and executive function deficits to the left CB among patients with schizophrenia...
Method for combining information from white matter fiber tracking and gray matter parcellationHae-Jeong Park
Clinical Neuroscience Division, Laboratory of Neuroscience, Boston VA Health Care System-Brockton Division, Department of Psychiatry, Harvard Medical School, Boston, MA 02301, USA
AJNR Am J Neuroradiol 25:1318-24. 2004..We conclude that this new method for combining structural and DT imaging data is useful for understanding cortical connectivity and the localization of fiber tracts and their relationship with cortical anatomy and brain abnormalities...
Cavum septi pellucidi in first-episode schizophrenia and first-episode affective psychosis: an MRI studyKiyoto Kasai
Laboratory of Neuroscience, Clinical Neuroscience Division, Department of Psychiatry, Boston VA Healthcare System, Brockton Division, and Harvard Medical School, 940 Belmont St, Brockton, MA 02301, USA
Schizophr Res 71:65-76. 2004..However, the association between abnormal CSP and limbic systems may be more specific to schizophrenia...
White matter hemisphere asymmetries in healthy subjects and in schizophrenia: a diffusion tensor MRI studyHae-Jeong Park
Clinical Neuroscience Division, Laboratory of Neuroscience, Boston VA Health Care System-Brockton Division, Department of Psychiatry, Harvard Medical School, Boston, MA 02301, USA
Neuroimage 23:213-23. 2004..These findings of anisotropic asymmetry pattern differences between healthy controls and patients with schizophrenia are likely related to neurodevelopmental abnormalities in schizophrenia...
The NoGo P300 'anteriorization' effect and response inhibitionDean F Salisbury
Department of Psychiatry, Harvard Medical School, Boston, and Cognitive Neuroscience Laboratory, McLean Hospital, Belmont, MA, USA
Clin Neurophysiol 115:1550-8. 2004..Comparison of anteriorization between the silent-count and NoGo tasks is thus essential. P300 topography on NoGo and silent-count tasks has not been previously compared...
Shape of caudate nucleus and its cognitive correlates in neuroleptic-naive schizotypal personality disorderJames J Levitt
Department of Psychiatry, Veterans Affairs Boston Healthcare System, Brockton, Massachusetts 02301, USA
Biol Psychiatry 55:177-84. 2004....
Research Grants
- NEUROPHYSIOLOGICAL STUDIES OF SCHIZOPHRENIAROBERT W MC CARLEY; Fiscal Year: 2010....
- OREXIN AND THE CONTROL OF SLEEP AND WAKEFULNESSROBERT MC CARLEY; Fiscal Year: 2005....
- BIOLOGICAL BASIS OF SCHIZOTYPAL PERSONALITY DISORDERROBERT MC CARLEY; Fiscal Year: 2003..g., P300 and N400). Finally, we predict less severe abnormalities in female than male SPD subjects. Our long-term goal is to link the clinical manifestations of SPD to brain structural and functional abnormalities. ..
- NEUROPHYSIOLOGICAL STUDIES OF SCHIZOPHRENIAROBERT MC CARLEY; Fiscal Year: 2006..abstract_text> ..
- BIOLOGICAL BASIS OF SCHIZOTYPAL PERSONALITY DISORDERROBERT MC CARLEY; Fiscal Year: 2007..We believe the feasibility of our ambitious goal of linking biology with cognitive and clinical symptoms is validated by our group's extensive experience with these methods in schizophrenia and in SPD. ..
- NEUROPHYSIOLOGICAL STUDIES OF SCHIZOPHRENIAROBERT MC CARLEY; Fiscal Year: 2009....
- SYNAPTIC BASIS OF SLEEP CYCLE CONTROLROBERT W MC CARLEY; Fiscal Year: 2010..By doing this we hope to lay the foundation for a rational treatment of insomnia and other sleep disorders. ..
- NEUROPHYSIOLOGICAL STUDIES OF SCHIZOPHRENIAROBERT MC CARLEY; Fiscal Year: 2009....
- BIOLOGICAL BASIS OF SCHIZOTYPAL PERSONALITY DISORDERROBERT MC CARLEY; Fiscal Year: 2009..We believe the feasibility of our ambitious goal of linking biology with cognitive and clinical symptoms is validated by our group's extensive experience with these methods in schizophrenia and in SPD. ..
- SYNAPTIC BASIS OF SLEEP CYCLE CONTROLROBERT MC CARLEY; Fiscal Year: 2009..By doing this we hope to lay the foundation for a rational treatment of insomnia and other sleep disorders. ..
- NEUROPHYSIOLOGICAL STUDIES OF SCHIZOPHRENIAROBERT MC CARLEY; Fiscal Year: 2007....
- Vulnerability to Progression SchizophreniaROBERT MC CARLEY; Fiscal Year: 2007....
- NEUROPHYSIOLOGICAL STUDIES OF SCHIZOPHRENIAROBERT MC CARLEY; Fiscal Year: 2002..We will retest chronic SZ 1.5 and 3yr later; predicting that progression of abnormalities will be less than in the first episode SZ. ..
- NEUROPHYSIOLOGICAL STUDIES OF SCHIZOPHRENIAROBERT MC CARLEY; Fiscal Year: 1993....
- NEUROPHYSIOLOGICAL STUDIES OF SCHIZOPHRENIAROBERT MC CARLEY; Fiscal Year: 1992....
