Search Results - "Gulli, Roberto"

Beyond metaphors and semantics: A framework for causal inference in neuroscience by Gulli, Roberto A

“…The long-enduring coding metaphor is deemed problematic because it imbues correlational evidence with causal power. In neuroscience, most research is…”
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Context-dependent representations of objects and space in the primate hippocampus during virtual navigation by Gulli, Roberto A., Duong, Lyndon R., Corrigan, Benjamin W., Doucet, Guillaume, Williams, Sylvain, Fusi, Stefano, Martinez-Trujillo, Julio C.

“…The hippocampus is implicated in associative memory and spatial navigation. To investigate how these functions are mixed in the hippocampus, we recorded from…”
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Primacy of vision shapes behavioral strategies and neural substrates of spatial navigation in marmoset hippocampus by Piza, Diego B., Corrigan, Benjamin W., Gulli, Roberto A., Do Carmo, Sonia, Cuello, A. Claudio, Muller, Lyle, Martinez-Trujillo, Julio

“…The role of the hippocampus in spatial navigation has been primarily studied in nocturnal mammals, such as rats, that lack many adaptations for daylight…”
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The application of noninvasive, restraint-free eye-tracking methods for use with nonhuman primates by Hopper, Lydia M., Gulli, Roberto A., Howard, Lauren H., Kano, Fumihiro, Krupenye, Christopher, Ryan, Amy M., Paukner, Annika

“…Over the past 50 years there has been a strong interest in applying eye-tracking techniques to study a myriad of questions related to human and nonhuman…”
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Neuronal activation sequences in lateral prefrontal cortex encode visuospatial working memory during virtual navigation by Busch, Alexandra, Roussy, Megan, Luna, Rogelio, Leavitt, Matthew L., Mofrad, Maryam H., Gulli, Roberto A., Corrigan, Benjamin, Mináč, Ján, Sachs, Adam J., Palaniyappan, Lena, Muller, Lyle, Martinez-Trujillo, Julio C.

“…Working memory (WM) is the ability to maintain and manipulate information ‘in mind’. The neural codes underlying WM have been a matter of debate. We…”
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Distinct neural codes in primate hippocampus and lateral prefrontal cortex during associative learning in virtual environments by Corrigan, Benjamin W, Gulli, Roberto A, Doucet, Guillaume, Roussy, Megan, Luna, Rogelio, Pradeepan, Kartik S, Sachs, Adam J, Martinez-Trujillo, Julio C

“…The hippocampus (HPC) and the lateral prefrontal cortex (LPFC) are two cortical areas of the primate brain deemed essential to cognition. Here, we hypothesized…”
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Stable Working Memory and Perceptual Representations in Macaque Lateral Prefrontal Cortex during Naturalistic Vision by Roussy, Megan, Corrigan, Benjamin, Luna, Rogelio, Gulli, Roberto A, Sachs, Adam J, Palaniyappan, Lena, Martinez-Trujillo, Julio C

“…Primates use perceptual and mnemonic visuospatial representations to perform everyday functions. Neurons in the lateral prefrontal cortex (LPFC) have been…”
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Ketamine disrupts naturalistic coding of working memory in primate lateral prefrontal cortex networks by Roussy, Megan, Luna, Rogelio, Duong, Lyndon, Corrigan, Benjamin, Gulli, Roberto A., Nogueira, Ramon, Moreno-Bote, Rubén, Sachs, Adam J., Palaniyappan, Lena, Martinez-Trujillo, Julio C.

“…Ketamine is a dissociative anesthetic drug, which has more recently emerged as a rapid-acting antidepressant. When acutely administered at subanesthetic doses,…”
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Cross-species 3D virtual reality toolbox for visual and cognitive experiments by Doucet, Guillaume, Gulli, Roberto A., Martinez-Trujillo, Julio C.

“…•This toolbox adds VR capability to any pre-existing data acquisition framework.•Cross-species usage, from rodents to humans, is supported.•Possible paradigms…”
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View cells in the hippocampus and prefrontal cortex of macaques during virtual navigation by Corrigan, Benjamin W., Gulli, Roberto A., Doucet, Guillaume, Mahmoudian, Borna, Abbass, Mohamad, Roussy, Megan, Luna, Rogelio, Sachs, Adam J., Martinez‐Trujillo, Julio C.

“…Cells selectively activated by a particular view of an environment have been found in the primate hippocampus (HPC). Whether view cells are present in other…”
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Modulation of local field potentials and neuronal activity in primate hippocampus during saccades by Doucet, Guillaume, Gulli, Roberto A., Corrigan, Benjamin W., Duong, Lyndon R., Martinez‐Trujillo, Julio C.

“…Primates use saccades to gather information about objects and their relative spatial arrangement, a process essential for visual perception and memory. It has…”
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Characterizing eye movement behaviors and kinematics of non-human primates during virtual navigation tasks by Corrigan, Benjamin W, Gulli, Roberto A, Doucet, Guillaume, Martinez-Trujillo, Julio C

“…Virtual environments (VE) allow testing complex behaviors in naturalistic settings by combining highly controlled visual stimuli with spatial navigation and…”
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Customizable cap implants for neurophysiological experimentation by Blonde, Jackson D., Roussy, Megan, Luna, Rogelio, Mahmoudian, Borna, Gulli, Roberto A., Barker, Kevin C., Lau, Jonathan C., Martinez-Trujillo, Julio C.

“…•Implanted three rhesus macaque primates with novel, customizable PEEK cap implants.•Each implant was acrylic-free.•Reduced surgical invasiveness while…”
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Dissecting Modulatory Effects of Visual Attention in Primate Lateral Prefrontal Cortex Using Signal Detection Theory by Martinez-Trujillo, Julio, Gulli, Roberto Adamo

“…In this issue of Neuron, Luo and Maunsell (2018) use signal detection theory to demonstrate that the modulatory effects of attention on neuronal responses in…”
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VIEW CELLS IN THE PREFRONTAL CORTEX AND HIPPOCAMPUS OF MACAQUES DURING VIRTUAL NAVIGATION by Corrigan, Ben, Gulli, Roberto, Mahmoudian, Borna, Abbass, Mohamad, Doucet, Guillaume, Sachs, Adam, Martinez-Trujillo, Julio

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Fish oil prevents high-saturated fat diet-induced impairments in adiponectin and insulin response in rodent soleus muscle by Tishinsky, Justine M, Gulli, Roberto A, Mullen, Kerry L, Dyck, David J, Robinson, Lindsay E

“…High saturated fatty acid (SFA) diets contribute to the development of insulin resistance, whereas fish oil-derived n-3 polyunsaturated fatty acids (PUFA)…”
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Exercise restores insulin, but not adiponectin, response in skeletal muscle of high-fat fed rodents by Gulli, Roberto A, Tishinsky, Justine M, MacDonald, Tara, Robinson, Lindsay E, Wright, David C, Dyck, David J

“…High-fat (HF) diets impair skeletal muscle response to the insulin-sensitizing adipokine adiponectin (Ad) in rodents, preceding the development of insulin…”
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Restoration of skeletal muscle leptin response does not precede the exercise-induced recovery of insulin-stimulated glucose uptake in high-fat-fed rats by Ritchie, Ian R W, Gulli, Roberto A, Stefanyk, Leslie E, Harasim, Ewa, Chabowski, Adrian, Dyck, David J

“…Leptin administration increases fatty acid (FA) oxidation rates and decreases lipid storage in oxidative skeletal muscle, thereby improving insulin response…”
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Recovered insulin response by 2 weeks of leptin administration in high-fat fed rats is associated with restored AS160 activation and decreased reactive lipid accumulation by Stefanyk, Leslie E, Gulli, Roberto A, Ritchie, Ian R, Chabowski, Adrian, Snook, Laelie A, Bonen, Arend, Dyck, David J

“…Leptin is an adipokine that increases fatty acid (FA) oxidation, decreases intramuscular lipid stores, and improves insulin response in skeletal muscle. In an…”
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Decoding spatial locations from primate lateral prefrontal cortex neural activity during virtual navigation by Johnston, Renée, Abbass, Mohamad, Corrigan, Benjamin, Gulli, Roberto, Martinez-Trujillo, Julio, Sachs, Adam

“… Decoding the intended trajectories from brain signals using a brain-computer interface system could be used to improve the mobility of patients with…”
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