Keith P. Purpura - Publications

Weill Cornell Medical College, New York, NY, United States 
visual system, thalamo-cortical communication, visually-guided behavior, neurophysiology

43 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2016 Baker JL, Ryou JW, Wei XF, Butson CR, Schiff ND, Purpura KP. Robust modulation of arousal regulation, performance and frontostriatal activity through central thalamic deep brain stimulation in healthy non-human primates. Journal of Neurophysiology. jn.01129.2015. PMID 27582298 DOI: 10.1152/jn.01129.2015  1
2014 Schmid AM, Purpura KP, Victor JD. Responses to orientation discontinuities in V1 and V2: physiological dissociations and functional implications. The Journal of Neuroscience : the Official Journal of the Society For Neuroscience. 34: 3559-78. PMID 24599456 DOI: 10.1523/JNEUROSCI.2293-13.2014  1
2014 Ohiorhenuan IE, Mechler F, Purpura KP, Schmid AM, Hu Q, Victor JD. Cannabinoid neuromodulation in the adult early visual cortex. Plos One. 9: e87362. PMID 24586271 DOI: 10.1371/journal.pone.0087362  1
2013 Schiff ND, Shah SA, Hudson AE, Nauvel T, Kalik SF, Purpura KP. Gating of attentional effort through the central thalamus. Journal of Neurophysiology. 109: 1152-63. PMID 23221415 DOI: 10.1152/jn.00317.2011  1
2012 Sondhi D, Johnson L, Purpura K, Monette S, Souweidane MM, Kaplitt MG, Kosofsky B, Yohay K, Ballon D, Dyke J, Kaminksy SM, Hackett NR, Crystal RG. Long-term expression and safety of administration of AAVrh.10hCLN2 to the brain of rats and nonhuman primates for the treatment of late infantile neuronal ceroid lipofuscinosis. Human Gene Therapy Methods. 23: 324-35. PMID 23131032 DOI: 10.1089/hgtb.2012.120  1
2010 Ohiorhenuan IE, Mechler F, Purpura KP, Schmid AM, Hu Q, Victor JD. Sparse coding and high-order correlations in fine-scale cortical networks. Nature. 466: 617-21. PMID 20601940 DOI: 10.1038/nature09178  1
2010 Menzer DL, Bokil H, Ryou JW, Schiff ND, Purpura KP, Mitra PP. Characterization of trial-to-trial fluctuations in local field potentials recorded in cerebral cortex of awake behaving macaque. Journal of Neuroscience Methods. 186: 250-61. PMID 19931563 DOI: 10.1016/j.jneumeth.2009.11.012  1
2009 Shah SA, Baker JL, Ryou JW, Purpura KP, Schiff ND. Modulation of arousal regulation with central thalamic deep brain stimulation. Conference Proceedings : ... Annual International Conference of the Ieee Engineering in Medicine and Biology Society. Ieee Engineering in Medicine and Biology Society. Annual Conference. 2009: 3314-7. PMID 19964301 DOI: 10.1109/IEMBS.2009.5333751  1
2009 Schmid AM, Purpura KP, Ohiorhenuan IE, Mechler F, Victor JD. Subpopulations of neurons in visual area v2 perform differentiation and integration operations in space and time. Frontiers in Systems Neuroscience. 3: 15. PMID 19915726 DOI: 10.3389/neuro.06.015.2009  1
2009 Victor JD, Mechler F, Ohiorhenuan I, Schmid AM, Purpura KP. Laminar and orientation-dependent characteristics of spatial nonlinearities: implications for the computational architecture of visual cortex. Journal of Neurophysiology. 102: 3414-32. PMID 19812295 DOI: 10.1152/jn.00086.2009  1
2009 Smith AC, Shah SA, Hudson AE, Purpura KP, Victor JD, Brown EN, Schiff ND. A Bayesian statistical analysis of behavioral facilitation associated with deep brain stimulation. Journal of Neuroscience Methods. 183: 267-76. PMID 19576932 DOI: 10.1016/j.jneumeth.2009.06.028  1
2009 Hudson AE, Schiff ND, Victor JD, Purpura KP. Attentional modulation of adaptation in V4. The European Journal of Neuroscience. 30: 151-71. PMID 19558603 DOI: 10.1111/j.1460-9568.2009.06803.x  1
2007 Bokil H, Purpura K, Schoffelen JM, Thomson D, Mitra P. Comparing spectra and coherences for groups of unequal size. Journal of Neuroscience Methods. 159: 337-45. PMID 16945422 DOI: 10.1016/j.jneumeth.2006.07.011  1
2006 Victor JD, Mechler F, Repucci MA, Purpura KP, Sharpee T. Responses of V1 neurons to two-dimensional hermite functions. Journal of Neurophysiology. 95: 379-400. PMID 16148274 DOI: 10.1152/jn.00498.2005  1
2003 Purpura KP, Kalik SF, Schiff ND. Analysis of perisaccadic field potentials in the occipitotemporal pathway during active vision. Journal of Neurophysiology. 90: 3455-78. PMID 12878708 DOI: 10.1152/jn.00011.2003  1
2002 Hudson AE, Kalik SF, Victor JD, Schiff ND, Purpura KP. Dynamic receptive field substructure in extrastriate cortex of the awake macaque Journal of Vision. 2: 424a. DOI: 10.1167/2.7.424  1
2002 Schiff ND, Purpura KP. Towards a neurophysiological foundation for cognitive neuromodulation through deep brain stimulation Thalamus and Related Systems. 2: 55-69. DOI: 10.1016/S1472-9288(02)00028-6  1
2000 Levine BK, Beason-Held LL, Purpura KP, Aronchick DM, Optican LM, Alexander GE, Horwitz B, Rapoport SI, Schapiro MB. Age-related differences in visual perception: a PET study. Neurobiology of Aging. 21: 577-84. PMID 10924775 DOI: 10.1016/S0197-4580(00)00144-5  1
2000 Reich DS, Mechler F, Purpura KP, Victor JD. Interspike intervals, receptive fields, and information encoding in primary visual cortex. The Journal of Neuroscience : the Official Journal of the Society For Neuroscience. 20: 1964-74. PMID 10684897  1
2000 Beason-Held LL, Purpura KP, Krasuski JS, Desmond RE, Mangot DJ, Daly EM, Optican LM, Rapoport SI, VanMeter JW. Striate cortex in humans demonstrates the relationship between activation and variations in visual form. Experimental Brain Research. 130: 221-6. PMID 10672475  1
1999 Schiff ND, Purpura KP, Victor JD. Gating of local network signals appears as stimulus-dependent activity envelopes in striate cortex. Journal of Neurophysiology. 82: 2182-96. PMID 10561398  1
1999 Victor J, Purpura K, Buracas GT, Albright TD. Estimation of information in neuronal responses [3] (multiple letters) Trends in Neurosciences. 22: 543. PMID 10542432  1
1998 Beason-Held LL, Purpura KP, Krasuski JS, Maisog JM, Daly EM, Mangot DJ, Desmond RE, Optican LM, Schapiro MB, VanMeter JW. Cortical regions involved in visual texture perception: a fMRI study. Brain Research. Cognitive Brain Research. 7: 111-8. PMID 9774714 DOI: 10.1016/S0926-6410(98)00015-9  1
1998 Victor JD, Purpura KP. Spatial phase and the temporal structure of the response to gratings in V1. Journal of Neurophysiology. 80: 554-71. PMID 9705450  1
1998 Mechler F, Victor JD, Purpura KP, Shapley R. Robust temporal coding of contrast by V1 neurons for transient but not for steady-state stimuli. The Journal of Neuroscience : the Official Journal of the Society For Neuroscience. 18: 6583-98. PMID 9698345  1
1998 Beason-Held LL, Purpura KP, Van Meter JW, Azari NP, Mangot DJ, Optican LM, Mentis MJ, Alexander GE, Grady CL, Horwitz B, Rapoport SI, Schapiro MB. PET reveals occipitotemporal pathway activation during elementary form perception in humans. Visual Neuroscience. 15: 503-10. PMID 9685203 DOI: 10.1017/S0952523898153117  1
1998 Victor JD, Purpura KP, Conte MM. Chromatic and luminance interactions in spatial contrast signals. Visual Neuroscience. 15: 607-24. PMID 9682865 DOI: 10.1017/S0952523898154032  1
1997 Victor JD, Purpura KP. Sensory coding in cortical neurons. Recent results and speculations. Annals of the New York Academy of Sciences. 835: 330-52. PMID 9616784 DOI: 10.1111/j.1749-6632.1997.tb48640.x  1
1997 Victor JD, Conte MM, Purpura KP. Dynamic shifts of the contrast-response function. Visual Neuroscience. 14: 577-87. PMID 9194324  1
1997 Victor JD, Purpura KP. Metric-space analysis of spike trains: Theory, algorithms and application Network: Computation in Neural Systems. 8: 127-164.  1
1997 Purpura KP, Schiff ND. The thalamic intralaminar nuclei: A role in visual awareness Neuroscientist. 3: 8-15.  1
1996 Victor JD, Purpura KP. Nature and precision of temporal coding in visual cortex: a metric-space analysis. Journal of Neurophysiology. 76: 1310-26. PMID 8871238  1
1996 Victor JD, Conte MM, Rahim R, Purpura KP. Facilitatory interactions of chromatic and luminance signals in man Investigative Ophthalmology and Visual Science. 37: S3.  1
1996 Conte MM, Hartmann EE, Purpura KP. Development of cortical form vision in the human infant Investigative Ophthalmology and Visual Science. 37: S1068.  1
1995 Edwards DP, Purpura KP, Kaplan E. Contrast sensitivity and spatial frequency response of primate cortical neurons in and around the cytochrome oxidase blobs. Vision Research. 35: 1501-23. PMID 7667910 DOI: 10.1016/0042-6989(94)00253-I  1
1994 Purpura KP, Victor JD, Katz E. Striate cortex extracts higher-order spatial correlations from visual textures. Proceedings of the National Academy of Sciences of the United States of America. 91: 8482-6. PMID 8078907  1
1994 Victor JD, Purpura K, Katz E, Mao B. Population encoding of spatial frequency, orientation, and color in macaque V1. Journal of Neurophysiology. 72: 2151-66. PMID 7884450  1
1993 Croner LJ, Purpura K, Kaplan E. Response variability in retinal ganglion cells of primates Proceedings of the National Academy of Sciences of the United States of America. 90: 8128-8130. PMID 8367474  1
1990 Kaplan E, Barlow RB, Renninger G, Purpura K. Circadian rhythms in Limulus photoreceptors. II. Quantum bumps. The Journal of General Physiology. 96: 665-85. PMID 2230712 DOI: 10.1085/jgp.96.3.665  1
1990 Purpura K, Tranchina D, Kaplan E, Shapley RM. Light adaptation in the primate retina: analysis of changes in gain and dynamics of monkey retinal ganglion cells. Visual Neuroscience. 4: 75-93. PMID 2176096 DOI: 10.1017/S0952523800002789  1
1988 Purpura K, Kaplan E, Shapley RM. Background light and the contrast gain of primate P and M retinal ganglion cells. Proceedings of the National Academy of Sciences of the United States of America. 85: 4534-7. PMID 3380804  1
1988 Kaplan E, Shapley RM, Purpura K. Color and luminance contrast as tools for probing the primate retina. Neuroscience Research. Supplement : the Official Journal of the Japan Neuroscience Society. 8: S151-65. PMID 3231364 DOI: 10.1016/0921-8696(88)90014-X  1
1987 Kaplan E, Purpura K, Shapley RM. Contrast affects the transmission of visual information through the mammalian lateral geniculate nucleus. The Journal of Physiology. 391: 267-88. PMID 2832591  1
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