R Romo

Summary

Country: Mexico

Publications

  1. ncbi Flutter discrimination: neural codes, perception, memory and decision making
    Ranulfo Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, Apartado Postal 70 253, 04510 Mexico Distrito Federal, Mexico
    Nat Rev Neurosci 4:203-18. 2003
  2. ncbi Correlated neuronal discharges that increase coding efficiency during perceptual discrimination
    Ranulfo Romo
    Instituto de Fisiologi a Celular, Universidad Nacional Autonoma de Mexico, 04510 Mexico City, D F, Mexico
    Neuron 38:649-57. 2003
  3. ncbi Neuronal correlates of decision-making in secondary somatosensory cortex
    Ranulfo Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, Apartado Postal 70 253, 04510 Mexico, D F, Mexico
    Nat Neurosci 5:1217-25. 2002
  4. ncbi From sensation to action
    Ranulfo Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, 04510 Mexico, DF, Mexico
    Behav Brain Res 135:105-18. 2002
  5. pmc Exploring the cortical evidence of a sensory-discrimination process
    Ranulfo Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, 04510 Mexico, DF, Mexico
    Philos Trans R Soc Lond B Biol Sci 357:1039-51. 2002
  6. ncbi Probing the cortical neuronal correlates of a sensory discrimination process
    R Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autónoma de México A P 253, 04510 Mexico, D F Mexico
    Arch Ital Biol 140:253-62. 2002
  7. ncbi [Neural codes for perception]
    R Romo
    Instituto de Fisiologia Celular Universidad Nacional Autonoma de Mexico, Mexico DF, 04510, Mexico
    Rev Neurol 34:364-71. 2002
  8. ncbi Touch and go: decision-making mechanisms in somatosensation
    R Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, 04510 Mexico, D F Mexico
    Annu Rev Neurosci 24:107-37. 2001
  9. ncbi Sensing and deciding in the somatosensory system
    R Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, Apartado Postal 70 253, 04510, Mexico DF, Mexico
    Curr Opin Neurobiol 9:487-93. 1999
  10. ncbi Neuronal correlates of parametric working memory in the prefrontal cortex
    R Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, Mexico DF
    Nature 399:470-3. 1999

Collaborators

Detail Information

Publications30

  1. ncbi Flutter discrimination: neural codes, perception, memory and decision making
    Ranulfo Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, Apartado Postal 70 253, 04510 Mexico Distrito Federal, Mexico
    Nat Rev Neurosci 4:203-18. 2003
    ..These and other observations in visual tasks indicate that decisions emerge from highly-distributed processes in which the details of a scheduled motor plan are gradually specified by sensory information...
  2. ncbi Correlated neuronal discharges that increase coding efficiency during perceptual discrimination
    Ranulfo Romo
    Instituto de Fisiologi a Celular, Universidad Nacional Autonoma de Mexico, 04510 Mexico City, D F, Mexico
    Neuron 38:649-57. 2003
    ..The results indicate that positive correlations are not always harmful and may be exploited by cortical networks to enhance the neural representation of features to be discriminated...
  3. ncbi Neuronal correlates of decision-making in secondary somatosensory cortex
    Ranulfo Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, Apartado Postal 70 253, 04510 Mexico, D F, Mexico
    Nat Neurosci 5:1217-25. 2002
    ..This suggests that some S2 neurons may combine past and present sensory information for decision-making...
  4. ncbi From sensation to action
    Ranulfo Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, 04510 Mexico, DF, Mexico
    Behav Brain Res 135:105-18. 2002
    ..We also discuss recent results that suggest how the somatosensory stimuli are represented in the brain during short-term memory. Finally, we review data that show the neuronal correlates of a decision during somatosensory perception...
  5. pmc Exploring the cortical evidence of a sensory-discrimination process
    Ranulfo Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, 04510 Mexico, DF, Mexico
    Philos Trans R Soc Lond B Biol Sci 357:1039-51. 2002
    ..Neurons from S2 and MPC appear to show the comparison between the two stimuli and correlate with the behavioural decisions. These neural operations may contribute to the sensory-discrimination process studied here...
  6. ncbi Probing the cortical neuronal correlates of a sensory discrimination process
    R Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autónoma de México A P 253, 04510 Mexico, D F Mexico
    Arch Ital Biol 140:253-62. 2002
    ..We probed whether these cortical neuronal representations are essential to perception. The results show a strong link between the cortical representation of the stimulus and perception...
  7. ncbi [Neural codes for perception]
    R Romo
    Instituto de Fisiologia Celular Universidad Nacional Autonoma de Mexico, Mexico DF, 04510, Mexico
    Rev Neurol 34:364-71. 2002
    ..This article describes experiments designed to show the neural codes associated with the perception and processing of tactile information...
  8. ncbi Touch and go: decision-making mechanisms in somatosensation
    R Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, 04510 Mexico, D F Mexico
    Annu Rev Neurosci 24:107-37. 2001
    ..Responses recorded in motor areas seem to reflect the output of decision-making operations, which suggests that the ability to make decisions occurs at the sensory-motor interface...
  9. ncbi Sensing and deciding in the somatosensory system
    R Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, Apartado Postal 70 253, 04510, Mexico DF, Mexico
    Curr Opin Neurobiol 9:487-93. 1999
    ..Evidence for a subsequent link, between a sensory decision process and its expression as a movement, has been found in motor areas...
  10. ncbi Neuronal correlates of parametric working memory in the prefrontal cortex
    R Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, Mexico DF
    Nature 399:470-3. 1999
    ..Thus we predict that other behavioural tasks that require ordinal comparisons between scalar analogue stimuli would give rise to monotonic responses similar to those reported here...
  11. ncbi Somatosensory discrimination based on cortical microstimulation
    R Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, Mexico DF
    Nature 392:387-90. 1998
    ....
  12. doi Dopaminergic activity coincides with stimulus detection by the frontal lobe
    V De Lafuente
    Instituto de Neurobiologia, Universidad Nacional Autonoma de Mexico, Queretaro, Qro 76230, Mexico
    Neuroscience 218:181-4. 2012
    ..In agreement with previous findings, these data suggest that sensory evoked DA activity does not signal a stimulus physical presence but arises from the output of a perceptual decision...
  13. pmc Analysing neuronal correlates of the comparison of two sequentially presented sensory stimuli
    Carlos D Brody
    Cold Spring Harbor Laboratory, 1 Bungtown Road, Cold Spring Harbor, NY 11724, USA
    Philos Trans R Soc Lond B Biol Sci 357:1843-50. 2002
    ..A subset of neurons in S2 become highly correlated with the monkey's decision in the task...
  14. pmc Perceptual detection as a dynamical bistability phenomenon: a neurocomputational correlate of sensation
    Gustavo Deco
    Institucio Catalana de Recerca i Estudis Avancats ICREA, Passeig Lluis Companys 23, 08010 Barcelona, Spain
    Proc Natl Acad Sci U S A 104:20073-7. 2007
    ..Moreover, the high variability activity of MPC neurons both within and between trials reflects stochastic fluctuations that may play a crucial role in the monkey's probabilistic perceptual reports...
  15. pmc Neural correlates of a postponed decision report
    Luis Lemus
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, 04510 Mexico D F, Mexico
    Proc Natl Acad Sci U S A 104:17174-9. 2007
    ..We propose that maintaining in working memory the original stimulus information on which the decision is based could serve to continuously update the postponed decision report in this task...
  16. pmc Neural correlate of subjective sensory experience gradually builds up across cortical areas
    Victor De Lafuente
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, 04510 Mexico D F, Mexico
    Proc Natl Acad Sci U S A 103:14266-71. 2006
    ..This finding suggests that the neuronal correlates of subjective sensory experience gradually build up across somatosensory areas of the parietal lobe and premotor cortices of the frontal lobe...
  17. ncbi Decoding the temporal evolution of a simple perceptual act
    Ranulfo Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, DF, Mexico
    Novartis Found Symp 270:170-86; discussion 186-90, 232-7. 2006
    ....
  18. ncbi Neuronal correlates of subjective sensory experience
    Victor De Lafuente
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, 04510 Mexico, DF, Mexico
    Nat Neurosci 8:1698-703. 2005
    ..Further control and microstimulation experiments indicated that frontal lobe neurons are closely related to the monkeys' subjective experiences during sensory detection...
  19. ncbi Neural codes for perceptual discrimination in primary somatosensory cortex
    Rogelio Luna
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, 04510 Mexico, DF, Mexico
    Nat Neurosci 8:1210-9. 2005
    ....
  20. ncbi Flexible control of mutual inhibition: a neural model of two-interval discrimination
    Christian K Machens
    Cold Spring Harbor Laboratory, 1 Bungtown Road, Cold Spring Harbor, NY 11724, USA
    Science 307:1121-4. 2005
    ..Mutual inhibition between nonlinear units is a useful design motif for networks that must display multiple behaviors...
  21. ncbi Neuronal correlates of a perceptual decision in ventral premotor cortex
    Ranulfo Romo
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico
    Neuron 41:165-73. 2004
    ..These findings provide a fairly complete panorama of the neural dynamics that underlies the transformation of sensory information into an action and emphasize the role of VPC in perceptual decisions...
  22. ncbi Timing and neural encoding of somatosensory parametric working memory in macaque prefrontal cortex
    Carlos D Brody
    Cold Spring Harbor Laboratory, 1 Bungtown Road, Cold Spring Harbor, NY 11724, USA
    Cereb Cortex 13:1196-207. 2003
    ..Most neurons had firing rates that varied systematically with time during the delay period. We suggest that this time-dependent activity may encode time itself and may be an intrinsic part of active memory maintenance mechanisms...
  23. ncbi Temporal evolution of a decision-making process in medial premotor cortex
    Adrian Hernandez
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, 04510, D F, Mexico, Mexico
    Neuron 33:959-72. 2002
    ..Thus, activity in MPC reflects the temporal evolution of the decision-making process leading to action selection during this perceptual task...
  24. ncbi A hidden sensory function for motor cortex
    Victor De Lafuente
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico, 04510 Mexico, DF, Mexico
    Neuron 36:785-6. 2002
    ..However, by inducing an illusory perception of movement, Naito and colleagues show in this issue of Neuron that the illusory perception of movement is related to activation of primary motor cortex...
  25. ncbi Language abilities of motor cortex
    Victor De Lafuente
    Instituto de Fisiologia Celular, Universidad Nacional Autonoma de Mexico
    Neuron 41:178-80. 2004
    ..in this issue of Neuron, shows that the process of giving meaning to words differentially activates the motor cortex according to the semantic category of the word...
  26. ncbi Basic mechanisms for graded persistent activity: discrete attractors, continuous attractors, and dynamic representations
    Carlos D Brody
    Cold Spring Harbor Laboratory, 1 Bungtown Road, Cold Spring Harbor, NY 11724, USA
    Curr Opin Neurobiol 13:204-11. 2003
    ....
  27. pmc Biomimetic brain machine interfaces for the control of movement
    Andrew H Fagg
    School of Computer Science, University of Oklahoma, Norman, Oklahoma 73019, USA
    J Neurosci 27:11842-6. 2007
    ....
  28. ncbi Molecules to remember
    Emilio Salinas
    Department of Neurobiology and Anatomy, Wake Forest University School of Medicine, Winston Salem, NC 27157 1010 USA
    Cell 129:245-7. 2007
    ..2007) now reveal how a series of molecular events involving alpha2A-adrenoceptors and a class of ion channels gated by cAMP tune the responses of neural circuits that function in working memory in mammals...
  29. ncbi A recurrent network model of somatosensory parametric working memory in the prefrontal cortex
    Paul Miller
    Volen Center for Complex Systems Brandeis University, 415 South St, Waltham, MA 02454, USA
    Cereb Cortex 13:1208-18. 2003
    ....
  30. ncbi Decisions arising from opposing views
    Victor De Lafuente
    Nat Neurosci 6:792-3. 2003