Search Results - "Mukhametov, L M"

Unihemispheric slow wave sleep and the state of the eyes in a white whale by Lyamin, O.I, Mukhametov, L.M, Siegel, J.M, Nazarenko, E.A, Polyakova, I.G, Shpak, O.V

“…We recorded electroencephalogram (EEG) and simultaneously documented the state of both eyelids during sleep and wakefulness in a sub-adult male white whale…”
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Relationship between sleep and eye state in Cetaceans and Pinnipeds by Lyamin, O I, Mukhametov, L M, Siegel, J M

“…We recorded EEG from both hemispheres and documented the state of the two eyes in two species of Cetaceans (one beluga and one bottlenose dolphin) and one…”
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Seasonal migrations of Sea of Okhotsk beluga whales (Delphinapterus leucas) of the Sakhalin-Amur summer aggregation by Shpak, O. V, Andrews, R. D, Glazov, D. M, Litovka, D. I, Hobbs, R. C, Mukhametov, L. M

“…Seasonal migrations of beluga whales from the Sakhalin-Amur aggregation in the Sea of Okhotsk were investigated with the use of satellite telemetry. Satellite…”
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States of rest and activity in the Commerson's dolphin Cephalorhynchus commersonii by Shpak, O. V, Lyamin, O. I, Manger, P. R, Siegel, J. M, Mukhametov, L. M

“…The unihemispheric slow-wave sleep, the ability to sleep during swimming with one open eye and the absence of paradoxical sleep in its form observed in all…”
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Muscle jerks during behavioral sleep in a beluga whale ( Delphinapterus leucas L.) by Lyamin, O.I, Shpak, O.V, Nazarenko, E.A, Mukhametov, L.M

“…We conducted video recording of the behavior of one captive adult male beluga (or white) whale over eight nights aiming to quantify muscle jerks and to…”
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Spectral analysis of heart rate variability in the beluga (Delphinapterus leucas) during exposure to acoustic noise by Bakhchina, A. V., Mukhametov, L. M., Rozhnov, V. V., Lyamin, O. I.

“…The spectral parameters of heart rate variability are a measure of activation of the sympathetic and parasympathetic branches of the mammalian autonomic…”
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Rest and activity states in a gray whale by Lyamin, O I, Manger, P R, Mukhametov, L M, Siegel, J M, Shpak, O V

“…The behaviour of a female gray whale (Eschrichtius robustus) that had been rescued 14 months previously was recorded continuously on a video‐recorder for 9…”
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Sleep in cetaceans by Liamin, O I, Mukhametov, L M

“…Over the course of evolution, cetaceans have adapted to sleep in conditions that can be considered extreme for warm-blooded and air breathing animals. Studies…”
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Evaluation of the ability of northern fur seals to perceive and visually discriminate images under the conditions of sleep loss by Lyamin, O. I., Korneva, S. M., Obukhova, E. D., Mukhametov, L. M., Siegel, J. M.

“…This is the first study estimating the ability of sea mammals to perceive and analyze information under the conditions of an almost complete sleep deprivation…”
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Study of sleep in a walrus by Lyamin, O. I., Kosenko, P. O., Vyssotski, A. L., Lapierre, J. L., Siegel, J. M., Mukhametov, L. M.

“…Several behavioral and physiological adaptations have been developed in evolution of Pinnipeds allowing them to sleep both on land and in water. To date sleep…”
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Cardiorespiratory changes in beluga in response to acoustic noise by Lyamin, O. I., Korneva, S. M., Rozhnov, V. V., Mukhametov, L. M.

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Unihemispheric slow-wave sleep in the Amazonian dolphin, Inia geoffrensis by Mukhametov, L M

“…An electroencephalographic study of sleep in Amazonian dolphins, Inia geoffrensis, revealed that unihemispheric slow-wave sleep is the dominant sleep type in…”
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Morphological estimation of retinal resolution of a killer whale (Orcinus orca) by Mass, A. M., Supin, A. Ya, Mukhametov, L. M., Rozanova, E. I., Abramov, A. V.

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Lateralized behavior in northern fur seals by Pryaslova, Yu. P., Lyamin, O. I., Mukhametov, L. M.

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Sleep in an Amazonian manatee, Trichechus inunguis by Mukhametov, L M, Lyamin, O I, Chetyrbok, I S, Vassilyev, A A, Diaz, R P

“…For the first time, sleep was studied in a representative of the order of Sirenia. Slow wave sleep occupied 27%, and paradoxical sleep 1% of the total…”
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Interhemispheric asynchrony of the sleep EEG in northern fur seals by Mukhametov, L M, Lyamin, O I, Polyakova, I G

“…In northern fur seals the two brain hemispheres can generate the EEG slow waves during sleep not only simultaneously, as in all the terrestrial mammals…”
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Interhemispheric asymmetry of the electroencephalographic sleep patterns in dolphins by Mukhametov, L M, Supin, A Y, Polyakova, I G

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Spontaneous activity of neurones of nucleus reticularis thalami in freely moving cats by Mukhametov, L. M., Rizzolatti, G., Tradardi, V.

“…1. Fifty-four neurones of the caudal part of the nucleus reticularis thalami (nuc. ret.) were recorded during different phases of sleep and wakefulness in…”
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Sleep and wakefulness in the southern sea lion by Lyamin, Oleg I., Mukhametov, Lev M., Chetyrbok, Igor S., Vassiliev, Alexander V.

“…We recorded an electroencephalogram from the two hemispheres, a neck musculature electromyogram, an electrooculogram, and respiratory acts during sleep and…”
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Unihemispheric sleep deprivation in bottlenose dolphins by OLEKSENKO, A. I., MUKHAMETOV, L. M., POLYAKOVA, I. G., SUPIN, A. Y., KOVALZON, V. M.

“…SUMMARY  Unihemispheric and bihemispheric sleep deprivation were performed in bottlenose dolphins. One brain hemisphere was capable of being deprived of delta…”
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