J L Contreras-Vidal

Summary

Affiliation: Arizona State University
Country: USA

Publications

  1. ncbi request reprint Elderly subjects are impaired in spatial coordination in fine motor control
    J L Contreras-Vidal
    Motor Control Laboratory, Arizona State University, Tempe 85287 0404, USA
    Acta Psychol (Amst) 100:25-35. 1998
  2. ncbi request reprint A predictive reinforcement model of dopamine neurons for learning approach behavior
    J L Contreras-Vidal
    Motor Control Laboratory, Arizona State University, Tempe 85287 0404, USA
    J Comput Neurosci 6:191-214. 1999
  3. ncbi request reprint Neural dynamics of short and medium-term motor control effects of levodopa therapy in Parkinson's disease
    J L Contreras-Vidal
    Motor Control Laboratory, Arizona State University, Tempe 85287 0404, USA
    Artif Intell Med 13:57-79. 1998
  4. ncbi request reprint Parkinson's disease and the control of size and speed in handwriting
    A W Van Gemmert
    Motor Control Laboratory, Arizona State University, Tempe, 85287 0404, USA
    Neuropsychologia 37:685-94. 1999
  5. ncbi request reprint Adaptation to gradual as compared with sudden visuo-motor distortions
    F A Kagerer
    Motor Control Laboratory, Arizona State University, Tempe 85287 0404, USA
    Exp Brain Res 115:557-61. 1997
  6. pmc Adaptation of handwriting size under distorted visual feedback in patients with Parkinson's disease and elderly and young controls
    H L Teulings
    Motor Control Laboratory, Arizona State University, Tempe, Arizona 85287 0404, USA
    J Neurol Neurosurg Psychiatry 72:315-24. 2002

Collaborators

Detail Information

Publications6

  1. ncbi request reprint Elderly subjects are impaired in spatial coordination in fine motor control
    J L Contreras-Vidal
    Motor Control Laboratory, Arizona State University, Tempe 85287 0404, USA
    Acta Psychol (Amst) 100:25-35. 1998
    ..These data suggest that aging deteriorates the spatial coordination of finger and wrist movements, but not accelerative force control...
  2. ncbi request reprint A predictive reinforcement model of dopamine neurons for learning approach behavior
    J L Contreras-Vidal
    Motor Control Laboratory, Arizona State University, Tempe 85287 0404, USA
    J Comput Neurosci 6:191-214. 1999
    ..These hypotheses are scrutinized via simulations of the model in relation to the delivery of free food outside a task, the timed contingent delivery of appetitive and aversive stimuli, and an asymmetric, instructed delay response task...
  3. ncbi request reprint Neural dynamics of short and medium-term motor control effects of levodopa therapy in Parkinson's disease
    J L Contreras-Vidal
    Motor Control Laboratory, Arizona State University, Tempe 85287 0404, USA
    Artif Intell Med 13:57-79. 1998
    ..The results suggest that fine motor control analysis and network modeling of the effects of dopamine in motor control are useful tools in drug development and in the optimization of pharmacological therapy in PD patients...
  4. ncbi request reprint Parkinson's disease and the control of size and speed in handwriting
    A W Van Gemmert
    Motor Control Laboratory, Arizona State University, Tempe, 85287 0404, USA
    Neuropsychologia 37:685-94. 1999
    ..Thus, PD patients may have reduced capability to maintain a given force level for the stroke time periods tested with the instructions...
  5. ncbi request reprint Adaptation to gradual as compared with sudden visuo-motor distortions
    F A Kagerer
    Motor Control Laboratory, Arizona State University, Tempe 85287 0404, USA
    Exp Brain Res 115:557-61. 1997
    ..Results suggest that gradually increasing feedback distortion allows more complete adaptation than a large, sudden distortion onset...
  6. pmc Adaptation of handwriting size under distorted visual feedback in patients with Parkinson's disease and elderly and young controls
    H L Teulings
    Motor Control Laboratory, Arizona State University, Tempe, Arizona 85287 0404, USA
    J Neurol Neurosurg Psychiatry 72:315-24. 2002
    ..The ability to use visual feedback to control handwriting size was compared in patients with Parkinson's disease (PD), elderly people, and young adults to better understand factors playing a part in parkinsonian micrographia...