Search Results - "Zaichenko, M I"

Effects of Social Isolation on the Development of Anxiety and Depression-Like Behavior in Model Experiments in Animals by Grigoryan, G. A., Pavlova, I. V., Zaichenko, M. I.

“…This review describes the role of social isolation in the development of anxiety and depression-like behavior in rodents. The duration of social isolation, age…”
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Reverse Inhibitory Connections via GABAB-Receptors Synchronize Interictal Discharges in the Cortex by Marchenko, V. G., Zaichenko, M. I.

“…Current experimental evidence shows that interictal discharges consist of a short spike and a slow wave, which is regarded as long-lasting hyperpolarization…”
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GABAB Inhibition through Feedback Is Involved in the Synchronization of Interictal Spikes in the Cortex by Marchenko, V. G., Zaichenko, M. I.

“…Recent studies have significantly expanded our understanding of the functions of GABAergic interneurons in cortical neural networks. Interneurons of specific…”
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Effects of Social Isolation and an Enriched Environment on Anxious-Depressive Behavior in Rats in Normal Conditions and after Early Proinflammatory Stress by Pavlova, I. V., Broshevitskaya, N. D., Zaichenko, M. I., Grigoryan, G. A.

“…The effects of being housed in different conditions (standard, social isolation, short periods in an enriched environment) from age 1.5 months to age 3.5…”
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Assessment of Exploratory Activity and Anxiety in Rats with Different Levels of Impulsive Behavior by Levandovskaya, A. A., Zaichenko, M. I., Merzhanova, G. Kh, Salozhin, S. V.

“…Selection of a pedal to obtain reinforcement depending on its value and delay time was used to divide rats into three groups. Animals selecting the valuable…”
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Sex Differences in the Influences of Early Proinflammatory Stress on Learning and Memory in Adult Rats in the Morris Water Maze by Zaichenko, M. I., Sharkova, A. V., Pavlova, I. V., Grigoryan, G. A.

“…The effects of early proinflammatory stress induced by administration of bacterial lipopolysaccharide (LPS) on the days 3 and 5 of life on learning and…”
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Effects of Ovariectomy on Anxious-Depressive Behavior in Female Rats in Normal Conditions and after Early Proinflammatory Stress by Pavlova, I. V., Broshevitskaya, N. D., Zaichenko, M. I., Grigoryan, G. A.

“…The role of female sex hormones produced by the ovaries in the occurrence of sex-related features in the anxious-depressive behavior of rats was studied…”
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Ability to Discriminate Visual Signals in the Morris Water Maze in High- and Low-Impulsivity Rats by Zaichenko, M. I., Merzhanova, G. Kh, Grigoryan, G. A.

“…High-impulsivity (HI) rats learned to locate a visible platform bearing a special stimulus object (a bannerette) in the Morris water maze more quickly than…”
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Effects of Ovariectomy on Learning in Rats in Health and after Early Proinflammatory Stress by Pavlova, I. V., Zaichenko, M. I., Broshevitskaya, N. D., Sidorina, V. V., Sharkova, A. V., Grigoryan, G. A.

“…We report here studies on the effects of ovariectomy (OE) in females performed at age 35 days on the development and extinction of a conditioned fear reaction…”
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Effects of Early Proinflammatory Stress on Manifestations of Impulsive Behavior in Rats of Different Ages and Sexes by Gruzdeva, V. A., Sharkova, A. V., Zaichenko, M. I., Grigoryan, G. A.

“…Experiments on Wistar rats addressed the manifestations of impulsive behavior in relation to age and sex in three groups of animals. One group received s.c…”
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MK-801 Impairs Reconsolidation of a “New” Memory and Affects the “Old” Memory in Operant Feeding-Related Behavior in an Eight-Arm Radial Maze in Rats by Zaichenko, M. I., Zakirov, Ph. Kh, Markevich, V. A., Grigoryan, G. A.

“…Spatial memory deteriorated significantly in feeding-related operant behavior in an eight-arm radial maze in rats as a result of reactivation using a single…”
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Differences in the Behavior of Impulsive and Self-Controlled Rats in the Open Field and Dark-Light Box Tests by Zaichenko, M. I., Vanetsian, G. L., Merzhanova, G. Kh

“…The aim of the present work was to identify relationships between the impulsive behavior of rats on the one hand, and motor activity and emotional…”
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Studies of Impulsivity in Rats in Conditions of Choice between Food Reinforcements of Different Value by Zaichenko, M. I., Merzhanova, G. Kh

“…The behavior of rats was studied in conditions of having the “right” to select reinforcement on the basis of its value depending on the duration of the delay…”
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Behavior of Rats with High and Low Levels of Freezing in Defensive Situations and on Selection of Food Reinforcement by Pavlova, I. V., Rysakova, M. P., Zaichenko, M. I., Broshevitskaya, N. D.

“…Behavior in rats with different levels of freezing in a classical defensive conditioned reflex was compared on acquisition of conditioned passive and active…”
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Escape and Avoidance Reactions to Painful Electrocutaneous Stimulation of the Self and Another in Rats with High and Low Levels of Impulsivity by Zaichenko, M. I., Grigoryan, G. A., Merzhanova, G. Kh

“…Reactions escaping intrinsic electrocutaneous pain stimulation were more marked in high-impulsivity rats than low-impulsivity and ambivalent animals. The mean…”
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Conditioned Reflex Reactions in High-Impulsivity Rats Are Weaker than Those in Low-Impulsivity Animals by Pavlova, I. V., Zaichenko, M. I., Merzhanova, G. K., Grigoryan, G. A.

“…The delay discounting procedure was used to classify rats into high-impulsivity (preferring low-value immediate food reinforcement) and low-impulsivity…”
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Effects of Early Proinflammatory Stress on Anxiety and Depression-Like Behavior in Rats of Different Ages by Broshevitskaya, N. D., Pavlova, I. V., Zaichenko, M. I., Gruzdeva, V. A., Grigoryan, G. A.

“…Early proinflammatory stress created by administration of lipopolysaccharide (LPS) (50 μg/kg s.c.) on days 3 and 5 of postnatal life led to decreases in…”
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Comparative Analysis of Spike Activity of Neurons in Hippocampal Field CA1 and CA3 in Rats of Different Typological Groups on Exposure to Emotional Stimuli by Zaichenko, M. I.

“…Spike activity from neurons in hippocampal field CA1 and CA3 was compared in rats avoiding (“altruists,” group A) and not avoiding (“egoists,” group E) the…”
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Studies of the Behavior of “Impulsive” and “Self-Controlled” Animals in an “Emotional Resonance” Test by Zaichenko, M. I., Merzhanova, G. Kh, Demina, A. V.

“…Rats divided on the basis of a test in which they were presented with the “right” to choose a more valuable but delayed or a less valuable but immediate…”
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Propranolol Degrades Memory Reconsolidation in Conditions of Single and Multiple Combinations of Tones with Pain by Zaichenko, M. I., Markevich, V. A., Grigor’yan, G. A.

“…The effects of propranolol on the state of memory after its reactivation (in the reconsolidation phase) were studied using two approaches – classical Pavlovian…”
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