Search Results - "Ivashkina, O I"

Implantable fiber-optic interface for parallel multisite long-term optical dynamic brain interrogation in freely moving mice by Doronina-Amitonova, L. V., Fedotov, I. V., Ivashkina, O. I., Zots, M. A., Fedotov, A. B., Anokhin, K. V., Zheltikov, A. M.

“…Seeing the big picture of functional responses within large neural networks in a freely functioning brain is crucial for understanding the cellular mechanisms…”
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Two‐photon imaging of fiber‐coupled neurons by Pochechuev, M.S., Fedotov, I.V., Ivashkina, O.I., Roshchina, M.A., Anokhin, K.V., Zheltikov, A.M.

“…Optical coupling between a single, individually addressable neuron and a properly designed optical fiber is demonstrated. Two‐photon imaging is shown to enable…”
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Waves of c-Fos and Arc Proteins Expression in Neuronal Populations of the Hippocampus in Response to a Single Episode of New Experience by Ivashkina, O. I., Toropova, K. A., Ivanov, A. A., Chekhov, S. A., Anokhin, K. V.

“…Accumulation of c-Fos and Arc proteins in neurons in different regions of the hippocampus after single trial of contextual fear conditioning was studied by…”
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Lentiviral Transduction of Neurons in Adult Brain: Evaluation of Inflammatory Response and Cognitive Effects in Mice by Kunitsyna, T. A., Ivashkina, O. I., Roshchina, M. A., Toropova, K. A., Anokhin, K. V.

“…We evaluated the effect of hippocampal injection of lentiviral particles p156-CMV-EGFP on behavior, learning, and microglial Iba1 + cells activation in mice…”
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Post-Traumatic Stress Disorder: Theoretical Approaches and Animal Models by Toropova, K. A., Ivashkina, O. I., Anokhin, K. V.

“…Post-traumatic stress disorder (PTSD) is defined by the International Classification as impairments to emotional state and reactions to a stressful situation…”
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Formation of Spatial and Nonspatial Memory in Different Condensed Versions of Short-Term Learning in Morris Water Maze by Zots, M. A., Ivashkina, O. I., Ivanova, A. A., Anokhin, K. V.

“…We studied the formation of spatial and nonspatial memory in mice during learning in three different condensed versions of Morris water maze task. Learning in…”
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Formation and Retrieval of Associative Memory for a Complex Signal in Mice: Specific Involvement of Hippocampal Field CA1 Neurons by Ivashkina, O. I., Toropova, K. A., Roshchina, M. A., Anokhin, K. V.

“…Most important events in the environment are complex in sensory terms. Integration of multimodal information relating to such complex signals by the brain is…”
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Increased 5-Bromo-2’-Deoxyuridine Incorporation in Various Brain Structures Following Passive Avoidance Training in Mice by Ivashkina, O. I., Zots, M. A., Bezriadnov, D. V., Anokhin, K. V.

“…We studied the effects of training on DNA synthesis intensity in mouse brain. Brain cells where DNA synthesis-associated processes took place under the…”
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Long-Term Changes in Spontaneous Behavior and c-Fos Expression in the Brain in Mice in the Resting State in a Model of Post-Traumatic Stress Disorder by Toropova, K. A., Ivashkina, O. I., Ivanova, A. A., Konovalova, E. V., Dolgov, O. N., Anokhin, K. V.

“…The development of post-traumatic stress disorder (PTSD) in humans includes a number of symptoms, the main being intrusive memories of the trauma,…”
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Activation of c-Fos Expression in the Retrosplenial Cortex but Not the Hippocampus Accompanies Formation of an Association between the Context and the Unconditioned Stimulus and Its Subsequent Retrieval in Mice by Toropova, K. A., Troshev, D. V., Ivashkina, O. I., Anokhin, K. V.

“…Identification of the neural mechanisms of associative memory is one of the fundamental tasks in neuroscience. We report here use of a model of associative…”
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New Approaches to Cognitive Neurobiology: Methods for Two-Photon in Vivo Imaging of Cognitively Active Neurons by Roshchina, M. A., Ivashkina, O. I., Anokhin, K. V.

“…This review addresses the potential of current methods of in vivo two-photon imaging of the activity of neurons involved in episodes of cognitive activity in…”
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Immunohistochemical Detection of Two Neuronal Populations Involved in Two Different Episodes of Animal Cognitive Activity by Chekhov, S. A., Bezriadnov, D. V., Ivashkina, O. I., Amelchenko, E. M., Anokhin, K. V.

“…We developed a method to detect and superimpose neuronal populations involved in two different episodes of activity in the brain of single animal. This method…”
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Three‐dimensional fiber‐optic readout of single‐neuron‐resolved fluorescence in living brain of transgenic mice by Fedotov, I. V., Pochechuev, M. S., Ivashkina, O. I., Fedotov, A. B., Anokhin, K. V., Zheltikov, A. M.

“…A bundle of individually addressable optical fibers is shown to enable three‐dimensional optical readout from single neurons in live brain, as well as in…”
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Reconnectable fiberscopes for chronic in vivo deep‐brain imaging by Pochechuev, M. S., Fedotov, I. V., Ivashkina, O. I., Roshchina, M. A., Meshchankin, D.V., Sidorov‐Biryukov, D. A., Fedotov, A. B., Anokhin, K. V., Zheltikov, A. M.

“…Reconnectable bundles consisting of thousands of optical fibers are shown to enable high‐quality image transmission, offering a platform for the creation of…”
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Quantitative cognitive‐test characterization of reconnectable implantable fiber‐optic neurointerfaces for optogenetic neurostimulation by Fedotov, I. V., Ivashkina, O. I., Pochechuev, M. S., Roshchina, M. A., Toropova, K. A., Fedotov, A. B., Anokhin, K. V., Zheltikov, A. M.

“…Cognitive tests on representative groups of freely behaving transgenic mice are shown to enable a quantitative characterization of reconnectable implantable…”
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Long-Term Contextual Memory in Mice: Persistence and Associability with Reinforcement by Vorob’eva, N. S., Ivashkina, O. I., Toropova, K. A., Anokhin, K. V.

“…Many animal species are able to use context as a conditioned signal for learning. In some cases, the initial memorization of the context and its subsequent…”
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Acquisition of a Conditioned Fear Reaction to a Light Stimulus in Mice: Comparison with Learning in Response to a Sound Stimulus by Ivashkina, O. I., Toropova, K. A., Roshchina, M. A., Anokhin, K. V.

“…Currently the model of associative memory in mammals most frequently used in neurobiological studies consists of acquisition of a conditioned reflex freezing…”
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Long-Term Contextual Memory in Mice: Persistence and Associability with Reinforcement by Vorobyeva, N S, Ivashkina, O I, Toropova, K A, Anokhin, K V

“…Animals can associate memory of a context with unconditioned stimuli even if there is a long time in- terval between acquisition of contextual memory and its…”
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Cognitive Tagging of Neurons: CREMediated Genetic Labeling and Characterization of the Cells Involved in Learning and Memory by Ivashkina, O I, Vorobyeva, N S, Gruzdeva, A M, Roshchina, M A, Toropova, K A, Anokhin, K V

“…In this study, we describe use of Cre-mediated recombination to obtain a permanent genetic labeling of the brain neuronal networks activated during a new…”
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Erratum to: Waves of c-Fos and Arc Proteins Expression in Neuronal Populations of the Hippocampus in Response to a Single Episode of New Experience by Ivashkina, O. I., Toropova, K. A., Ivanova, A. A., Chekhov, S. A., Anokhin, K. V.

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