J Townsend

Summary

Affiliation: University of California
Country: USA

Publications

  1. ncbi request reprint Changing channels: an fMRI study of aging and cross-modal attention shifts
    Jeanne Townsend
    Research on Aging and Development, Department of Neurosciences, University of California, San Diego, MC 0959, 9500 Gilman Drive, La Jolla, CA 92093 0959, USA
    Neuroimage 31:1682-92. 2006
  2. ncbi request reprint Event-related brain response abnormalities in autism: evidence for impaired cerebello-frontal spatial attention networks
    J Townsend
    Department of Neurosciences 0217, University of California, San Diego, La Jolla 92093 0217, USA
    Brain Res Cogn Brain Res 11:127-45. 2001
  3. ncbi request reprint Removal of eye activity artifacts from visual event-related potentials in normal and clinical subjects
    T P Jung
    University of California, San Diego, La Jolla, CA 92093, USA
    Clin Neurophysiol 111:1745-58. 2000
  4. ncbi request reprint Analysis and visualization of single-trial event-related potentials
    T P Jung
    Institute for Neural Computation, University of California San Diego, La Jolla, California 92093 0523, USA
    Hum Brain Mapp 14:166-85. 2001
  5. pmc Event-related potentials reflect spectral differences in speech and non-speech stimuli in children and adults
    R Ceponiene
    Center for Research in Language, Project in Neural and Cognitive Development, University of California, San Diego, La Jolla, CA 92093 0113, USA
    Clin Neurophysiol 119:1560-77. 2008
  6. pmc Functionally independent components of early event-related potentials in a visual spatial attention task
    S Makeig
    Naval Health Research Center, San Diego, CA 92186 5122, USA
    Philos Trans R Soc Lond B Biol Sci 354:1135-44. 1999
  7. doi request reprint Neural correlates of verbal and nonverbal semantic integration in children with autism spectrum disorders
    Joseph P McCleery
    University of California, San Diego, Department of Psychology, USA
    J Child Psychol Psychiatry 51:277-86. 2010
  8. pmc Spectral vs. temporal auditory processing in specific language impairment: a developmental ERP study
    R Ceponiene
    Project in Neural and Cognitive Development, University of California, San Diego, La Jolla, CA 92093 0113, United States
    Brain Lang 110:107-20. 2009
  9. doi request reprint Modality-specificity of sensory aging in vision and audition: evidence from event-related potentials
    R Ceponiene
    Center for Research and Language, University of California, San Diego, La Jolla, CA 92093 0113, USA
    Brain Res 1215:53-68. 2008
  10. ncbi request reprint Auditory semantic networks for words and natural sounds
    A Cummings
    Project in Cognitive and Neural Development, University of California, San Diego, USA
    Brain Res 1115:92-107. 2006

Research Grants

Detail Information

Publications22

  1. ncbi request reprint Changing channels: an fMRI study of aging and cross-modal attention shifts
    Jeanne Townsend
    Research on Aging and Development, Department of Neurosciences, University of California, San Diego, MC 0959, 9500 Gilman Drive, La Jolla, CA 92093 0959, USA
    Neuroimage 31:1682-92. 2006
    ..These patterns may reflect both task-specific compensatory neural recruitment and degradation of sensory inhibition...
  2. ncbi request reprint Event-related brain response abnormalities in autism: evidence for impaired cerebello-frontal spatial attention networks
    J Townsend
    Department of Neurosciences 0217, University of California, San Diego, La Jolla 92093 0217, USA
    Brain Res Cogn Brain Res 11:127-45. 2001
    ..The electrophysiological abnormalities reported here index spatial attention deficits in autism that may reflect cerebellar influence on both frontal and parietal spatial attention function...
  3. ncbi request reprint Removal of eye activity artifacts from visual event-related potentials in normal and clinical subjects
    T P Jung
    University of California, San Diego, La Jolla, CA 92093, USA
    Clin Neurophysiol 111:1745-58. 2000
    ..Often, all epochs contaminated by large eye artifacts are rejected as unusable, though this may prove unacceptable when blinks and eye movements occur frequently...
  4. ncbi request reprint Analysis and visualization of single-trial event-related potentials
    T P Jung
    Institute for Neural Computation, University of California San Diego, La Jolla, California 92093 0523, USA
    Hum Brain Mapp 14:166-85. 2001
    ..Applying ICA and ERP image visualization to the analysis of sets of single trials from event-related EEG (or MEG) experiments can increase the information available from ERP (or ERF) data...
  5. pmc Event-related potentials reflect spectral differences in speech and non-speech stimuli in children and adults
    R Ceponiene
    Center for Research in Language, Project in Neural and Cognitive Development, University of California, San Diego, La Jolla, CA 92093 0113, USA
    Clin Neurophysiol 119:1560-77. 2008
    ..To clarify functional significance of auditory ERPs, we examined ERP indices of spectral differences in speech and non-speech sounds...
  6. pmc Functionally independent components of early event-related potentials in a visual spatial attention task
    S Makeig
    Naval Health Research Center, San Diego, CA 92186 5122, USA
    Philos Trans R Soc Lond B Biol Sci 354:1135-44. 1999
    ....
  7. doi request reprint Neural correlates of verbal and nonverbal semantic integration in children with autism spectrum disorders
    Joseph P McCleery
    University of California, San Diego, Department of Psychology, USA
    J Child Psychol Psychiatry 51:277-86. 2010
    ..The focus of the current study was to investigate verbal and meaningful nonverbal semantic processing in high-functioning children with autism (mean age = 5.8 years) using event-related potentials (ERPs)...
  8. pmc Spectral vs. temporal auditory processing in specific language impairment: a developmental ERP study
    R Ceponiene
    Project in Neural and Cognitive Development, University of California, San Diego, La Jolla, CA 92093 0113, United States
    Brain Lang 110:107-20. 2009
    ..Rather, the results suggest a deficit in acoustic feature integration at higher levels of auditory sensory processing. The observed maturational trajectory suggests a non-linear developmental deviance rather than simple delay...
  9. doi request reprint Modality-specificity of sensory aging in vision and audition: evidence from event-related potentials
    R Ceponiene
    Center for Research and Language, University of California, San Diego, La Jolla, CA 92093 0113, USA
    Brain Res 1215:53-68. 2008
    ..However, when the whole auditory modality is unattended, thalamo-cortical gating deficits may not manifest in the elderly. In contrast, ERP indices of longer-latency, stimulus-level inhibitory modulation appear to diminish with age...
  10. ncbi request reprint Auditory semantic networks for words and natural sounds
    A Cummings
    Project in Cognitive and Neural Development, University of California, San Diego, USA
    Brain Res 1115:92-107. 2006
    ....
  11. ncbi request reprint Dynamic brain sources of visual evoked responses
    S Makeig
    Computational Neurobiology Laboratory and, The Howard Hughes Medical Institute, The Salk Institute, 10010 North Torrey Pines Road, San Diego, CA 92037, USA
    Science 295:690-4. 2002
    ..Scalp topographies of these components were consistent with their generation in compact cortical domains...
  12. pmc The relation between connection length and degree of connectivity in young adults: a DTI analysis
    John D Lewis
    Department of Cognitive Science, University of California San Diego, La Jolla, CA 92093 0515, USA
    Cereb Cortex 19:554-62. 2009
    ..The results support the hypothesis that cortical networks are optimized to reduce conduction delays and cellular costs...
  13. pmc A developmental ERP study of verbal and non-verbal semantic processing
    Alycia Cummings
    Project in Cognitive and Neural Development, University of California, San Diego, USA
    Brain Res 1208:137-49. 2008
    ..Thus, while the semantic processing of single words is well established by 7 years of age, the processing of environmental sounds continues to improve throughout development...
  14. pmc Attentional networks in children and adolescents with autism spectrum disorder
    Brandon Keehn
    Joint Doctoral Program in Language and Communicative Disorders, San Diego State University University of California San Diego, 6363 Alvarado Ct 225N, San Diego, CA 92120, USA
    J Child Psychol Psychiatry 51:1251-9. 2010
    ..The ubiquitous nature of attentional impairments in ASD has led some authors to hypothesize that atypical attentional modulation may be a factor in the development of higher-level sociocommunicative deficits...
  15. ncbi request reprint The functional neuroanatomy of spatial attention in autism spectrum disorder
    Frank Haist
    Department of Psychiatry, University of California, San Diego, La Jolla 92093 0959, USA
    Dev Neuropsychol 27:425-58. 2005
    ..This article also describes a method for reducing the contribution of physical eye movements to the blood-oxygenation level dependent activity in studies of ASD...
  16. pmc Electroencephalographic brain dynamics following manually responded visual targets
    Scott Makeig
    Swartz Center for Computational Neuroscience, Institute for Neural Computation, University of California at San Diego, La Jolla, USA
    PLoS Biol 2:e176. 2004
    ....
  17. ncbi request reprint Outcome classification of preschool children with autism spectrum disorders using MRI brain measures
    Natacha Akshoomoff
    Children s Hospital Research Center, La Jolla, CA 92037, USA
    J Am Acad Child Adolesc Psychiatry 43:349-57. 2004
    ....
  18. ncbi request reprint How 'generalized' is the 'slowed processing' in SLI? The case of visuospatial attentional orienting
    Rina Schul
    SDSU UCSD Joint Doctoral Program in Clinical Psychology, Rina Schul, Department of Cognitive Science Stiles Lab, University of California, San Diego, Gilman Drive, 92093 0515, La Jolla, CA, USA
    Neuropsychologia 42:661-71. 2004
    ..The results are discussed in relation to the 'generalized slowing hypothesis' in SLI and the neural underpinning of visuospatial attentional orienting and SLI...
  19. ncbi request reprint Normal brain development and aging: quantitative analysis at in vivo MR imaging in healthy volunteers
    E Courchesne
    Laboratory for Research on the Neuroscience of Autism, Children s Hospital Research Center, La Jolla, CA 92037, USA
    Radiology 216:672-82. 2000
    ..To quantitate neuroanatomic parameters in healthy volunteers and to compare the values with normative values from postmortem studies...
  20. ncbi request reprint ERPs differentiate syllable and nonphonetic sound processing in children and adults
    R Ceponiene
    Center for Research in Language, University of California, San Diego, California 92093 0113, USA
    Psychophysiology 42:391-406. 2005
    ....
  21. ncbi request reprint Prenatal, perinatal, and neonatal factors in autism, pervasive developmental disorder-not otherwise specified, and the general population
    N Juul-Dam
    School of Medicine, University of California, San Diego, La Jolla, California, USA
    Pediatrics 107:E63. 2001
    ..This may, in turn, help to determine the reliability of a diagnosis of autism in younger children, leading to earlier intervention and assistance for an improved outcome in long-term functionality and quality of life...
  22. ncbi request reprint Imaging human EEG dynamics using independent component analysis
    Julie Onton
    Swartz Center for Computational Neuroscience, Institute for Neural Computation, University of California San Diego, La Jolla, CA 92093 0961, USA
    Neurosci Biobehav Rev 30:808-22. 2006
    ....

Research Grants10

  1. Neuroanatomic Change and Attention Dynamics in Aging
    Jeanne Townsend; Fiscal Year: 2005
    ..These data will also provide methods as well as a baseline dataset of neuroanatomic measures that could be used in future clinical studies. ..
  2. Cognitive Effects of Cerebellar Dysfunction in Autism
    Jeanne Townsend; Fiscal Year: 2007
    ..Such knowledge may enable more effective treatment and aid the search for the origins of this debilitating disorder. ..