Search Results - "Lui, Leo L"

Auditory and Visual Motion Processing and Integration in the Primate Cerebral Cortex by Chaplin, Tristan A, Rosa, Marcello G P, Lui, Leo L

“…The ability of animals to detect motion is critical for survival, and errors or even delays in motion perception may prove costly. In the natural world, moving…”
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Structure and function of the middle temporal visual area (MT) in the marmoset: Comparisons with the macaque monkey by Lui, Leo L, Rosa, Marcello G P

“…Although macaque monkeys have been dominant models in visual neuroscience, recent scientific advances suggest that marmosets provide a valuable alternative in…”
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Relationship between size summation properties, contrast sensitivity and response latency in the dorsomedial and middle temporal areas of the primate extrastriate cortex by Lui, Leo L, Bourne, James A, Rosa, Marcello G P

“…Analysis of the physiological properties of single neurons in visual cortex has demonstrated that both the extent of their receptive fields and the latency of…”
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Spatial and temporal frequency tuning in striate cortex: functional uniformity and specializations related to receptive field eccentricity by Yu, Hsin-Hao, Verma, Richa, Yang, Yin, Tibballs, Heath A., Lui, Leo L., Reser, David H., Rosa, Marcello G. P.

“…In light of anatomical evidence suggesting differential connection patterns in central vs. peripheral representations of cortical areas, we investigated the…”
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Responses of neurons in the marmoset primary auditory cortex to interaural level differences: comparison of pure tones and vocalizations by Lui, Leo L, Mokri, Yasamin, Reser, David H, Rosa, Marcello G P, Rajan, Ramesh

“…Interaural level differences (ILDs) are the dominant cue for localizing the sources of high frequency sounds that differ in azimuth. Neurons in the primary…”
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Breaking camouflage: responses of neurons in the middle temporal area to stimuli defined by coherent motion by Lui, Leo L., Dobiecki, Anouska E., Bourne, James A., Rosa, Marcello G. P.

“…Camouflaged animals remain inconspicuous only insofar as they remain static. This demonstrates that motion is a powerful cue for figure–ground segregation,…”
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Spatial and temporal frequency selectivity of neurons in the middle temporal visual area of new world monkeys (Callithrix jacchus) by Lui, Leo L., Bourne, James A., Rosa, Marcello G. P.

“…Information about the responses of neurons to the spatial and temporal frequencies of visual stimuli is important for understanding the types of computations…”
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Development of non-phosphorylated neurofilament protein expression in neurones of the New World monkey dorsolateral frontal cortex by Burman, Kathleen J., Lui, Leo L., Rosa, Marcello G. P., Bourne, James A.

“…We studied developmental changes in the expression of non‐phosphorylated neurofilament protein (NNF) (a marker of the structural maturation of pyramidal…”
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Unilateral prefrontal lesions impair memory-guided comparisons of contralateral visual motion by Pasternak, Tatiana, Lui, Leo L, Spinelli, Philip M

“…The contribution of the lateral prefrontal cortex (LPFC) to working memory is the topic of active debate. On the one hand, it has been argued that the…”
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Representation of comparison signals in cortical area MT during a delayed direction discrimination task by Lui, Leo L, Pasternak, Tatiana

“…Visually guided behavior often involves decisions that are based on evaluating stimuli in the context of those observed previously. Such decisions are made by…”
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Altered Sensitivity to Motion of Area MT Neurons Following Long-Term V1 Lesions by Hagan, Maureen A, Chaplin, Tristan A, Huxlin, Krystel R, Rosa, Marcello G P, Lui, Leo L

“…Abstract Primates with primary visual cortex (V1) damage often retain residual motion sensitivity, which is hypothesized to be mediated by middle temporal area…”
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Neural plasticity following lesions of the primate occipital lobe: The marmoset as an animal model for studies of blindsight by Hagan, Maureen A., Rosa, Marcello G. P., Lui, Leo L.

“…ABSTRACT For nearly a century it has been observed that some residual visually guided behavior can persist after damage to the primary visual cortex (V1) in…”
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Auditory motion does not modulate spiking activity in the middle temporal and medial superior temporal visual areas by Chaplin, Tristan A., Allitt, Benjamin J., Hagan, Maureen A., Rosa, Marcello G. P., Rajan, Ramesh, Lui, Leo L.

“…The integration of multiple sensory modalities is a key aspect of brain function, allowing animals to take advantage of concurrent sources of information to…”
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Neuronal degeneration in the dorsal lateral geniculate nucleus following lesions of primary visual cortex: comparison of young adult and geriatric marmoset monkeys by Atapour, Nafiseh, Worthy, Katrina H., Lui, Leo L., Yu, Hsin-Hao, Rosa, Marcello G. P.

“…Neuronal loss in the lateral geniculate nucleus (LGN) is a consequence of lesions of the primary visual cortex (V1). Despite the importance of this phenomenon…”
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Sensitivity of neurons in the middle temporal area of marmoset monkeys to random dot motion by Chaplin, Tristan A, Allitt, Benjamin J, Hagan, Maureen A, Price, Nicholas S C, Rajan, Ramesh, Rosa, Marcello G P, Lui, Leo L

“…Neurons in the middle temporal area (MT) of the primate cerebral cortex respond to moving visual stimuli. The sensitivity of MT neurons to motion signals can…”
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Neuronal Correlations in MT and MST Impair Population Decoding of Opposite Directions of Random Dot Motion by Chaplin, Tristan A, Hagan, Maureen A, Allitt, Benjamin J, Lui, Leo L

“…The study of neuronal responses to random-dot motion patterns has provided some of the most valuable insights into how the activity of neurons is related to…”
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Neuronal degeneration in the dorsal lateral geniculate nucleus following lesions of primary visual cortex: comparison of young adult and geriatric marmoset monkeys by Atapour, Nafiseh, Worthy, Katrina H., Lui, Leo L., Yu, Hsin-Hao, Rosa, Marcello G. P.

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Functional Response Properties of Neurons in the Dorsomedial Visual Area of New World Monkeys (Callithrix jacchus) by Lui, Leo L., Bourne, James A., Rosa, Marcello G.P.

“…The dorsomedial visual area (DM), a subdivision of extrastriate cortex located near the dorsal midline, is characterized by heavy myelination and a relative…”
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Spatial Summation, End Inhibition and Side Inhibition in the Middle Temporal Visual Area (MT) by Lui, Leo L, Bourne, James A, Rosa, Marcello G. P

“…Department of Physiology, Monash University, Clayton, Victoria, Australia Submitted 25 September 2006; accepted in final form 9 November 2006 We investigated…”
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Relationship between Size Summation Properties, Contrast Sensitivity and Response Latency in the Dorsomedial and Middle Temporal Areas of the Primate Extrastriate Cortex. e68276 by Lui, Leo L, Bourne, James A, Rosa, Marcello GP

“…Analysis of the physiological properties of single neurons in visual cortex has demonstrated that both the extent of their receptive fields and the latency of…”
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