(1) Based on the fact that all hibernators, at their regulated minimal body temperature, display a uniform turnover rate, related to body weight, the hypothesis is developed that cold tolerance of mammals is generally limited by a common specific minimal metabolic rate, which larger organisms, because of their lower basal metabolism, already attain in less profound hypothermia.
(2) Throughout the hibernation season (October to April), white adipose tissue-saturated FA percentage decreased, monoene percentage remained constant, and diene percentage increased.
(3) The role of cyclic changes of protein synthesis rate in adaptation of cells of hibernating mammals to functioning at various temperatures is discussed.
(4) In this animal, central vasopressin infusion during the winter prevents hibernation.
(5) To clarify the cause of uncoupling of Ca influx through Ca channels and the contractility of the myocardium in hibernating chipmunks, the electromechanical effects of two different internal Ca store inhibitors, caffeine and ryanodine, and a cardiotonic agent, isoprenaline, were investigated in papillary muscles of hibernating animals.
(6) The mechanism(s) regulating the duration of the period of hibernation was considered to be concerned with some aspect of metabolism and probably the same for all three species.
(7) The possible mechanisms in regulation of the respiration rate of mitochondria from liver of hibernating ground squirrels have been investigated.
(8) Does ursodeoxycholic acid (UDC) production protect hibernating species of Ursidae against gallstone disease?
(9) Such responses to equithesin were not observed in the non-hibernating rodent species.
(10) In neurons from other structures (lateral septum, medial preoptic area, hippocampus) in the brain slices of both hibernating and waking ground squirrels, thyrotropin-releasing hormone did not usually affect the level of spontaneous discharges.
(11) Fetal mesencephalic tissue was grafted into the lateral ventricle following pregraft refrigeration in calcium-free magnesium-free buffer at 4 degrees C. Fetal mesencephalic tissue was hibernated for 5, 12, 16, 20, 24, 28, 32 hours (group A, B, C, D, E, F and G, respectively).
(12) We find that during hibernation the marrow cavity of the long bones is filled with lipid deposits interspersed with vascular sinusoids containing mononuclear cells and red blood cells.
(13) Ten milligrams of lyophilized plasma albumin fractions from hibernating ground squirrels, woodchucks, black bears, and polar bears produced similar inhibition, with partial reversal by naloxone.
(14) We studied nutrient absorption across the brush-border membrane in jejunal tissues from active 13-lined ground squirrels and in hibernating squirrels that had not eaten for at least 6 wk.
(15) Plasma ANF of both groups of nonhibernating marmots was significantly higher (P less than 0.01) than that the hibernating group, but there was no difference between nonhibernating males and females.
(16) The CG and associated DB were therefore found to exert antagonistic effects which are responsible for the control of spermatogonial DNA synthesis in hibernating Helix aspersa.
(17) U69593, however, antagonized hibernation induced by HIT in summer active ground squirrels.
(18) Grafted fetal mesencephalic tissue which had been hibernated for 16 hours or less survived well.
(19) Over 60% of the blood CO2 stores accumulated at the beginning of the hibernation bout were released by hyperventilation during the first period, prior to the full development of thermogenesis.
(20) The heart of ground squirrels is covered by a large amount of brown adipose tissue during the whole period of hibernation.
Memory
Definition:
(n.) The faculty of the mind by which it retains the knowledge of previous thoughts, impressions, or events.
(n.) The reach and positiveness with which a person can remember; the strength and trustworthiness of one's power to reach and represent or to recall the past; as, his memory was never wrong.
(n.) The actual and distinct retention and recognition of past ideas in the mind; remembrance; as, in memory of youth; memories of foreign lands.
(n.) The time within which past events can be or are remembered; as, within the memory of man.
(n.) Something, or an aggregate of things, remembered; hence, character, conduct, etc., as preserved in remembrance, history, or tradition; posthumous fame; as, the war became only a memory.
(n.) A memorial.
Example Sentences:
(1) The only other evidence of Kopachi's existence is the primary school near the memorial.
(2) Effects of habitual variations in napping on psychomotor performance, short-term memory and subjective states were investigated.
(3) A 24-h test trial employing a dry target demonstrated a robust memory for the training manifested in passive avoidance behavior.
(4) On the clinical level, the disorder is characterized by a memory encoding deficit.
(5) An operant delayed-matching task was used to assess the role of proactive interference (PI) effects on short-term memory capacity of rats.
(6) The information about her father's semi-brainwashing forms an interesting backdrop to Malala's comments when I ask if she ever wonders about the man who tried to kill her on her way back from school that day in October last year, and why his hands were shaking as he held the gun – a detail she has picked up from the girls in the school bus with her at the time; she herself has no memory of the shooting.
(7) Mice with mutations in four nonreceptor tyrosine kinase genes, fyn, src, yes, and abl, were used to study the role of these kinases in long-term potentiation (LTP) and in the relation of LTP to spatial learning and memory.
(8) This alloimmune memory was shown to survive for up to 50 days after first-set rejection.
(9) Gove, who touched on no fewer than 11 policy areas, made his remarks in the annual Keith Joseph memorial lecture organised by the Centre for Policy Studies, the Thatcherite thinktank that was the intellectual powerhouse behind her government.
(10) The effects of noise on information processing in perceptual and memory tasks, as well as time reaction to perceptual stimuli, were investigated in a laboratory experiment.
(11) Continuity of care programs, such as that developed by the Pain Service of Memorial Sloan-Kettering Cancer Center (New York), with good communication and liaison work between hospital and community, add a much needed dimension to the pain management of these patients in the home.
(12) Their speech patterns, specifically pronoun use, were analyzed and support the postulate that a high frequency of self-references indicates memory loss and paucity of present experience.
(13) Following an encephalopathic illness, a 13-year-old Chinese boy had a partial form of Klüver-Bucy syndrome with emotional disturbance, recent memory loss, hypersexuality, and polyphagia.
(14) It is hypothesized, furthermore, that the kinetics of emergence and loss of these various populations may reflect switching in the mode of immunity being expressed, particularly during the chronic phase of the infection, from that of a state of active immunity to one of immunologic memory.
(15) In contrast, the long-latency P300 cognitive potential, which reflects such processes as sequential information processing and short-term memory, does not show a mature waveform and latency until 14 to 17 years of age.
(16) But we sent out reconnoitres in the morning; we send out a team in advance and they get halfway down the road, maybe a quarter of the way down the road, sometimes three-quarters of the way down the road – we tried this three days in a row – and then the shelling starts and while I can’t point the finger at who starts the shelling, we get the absolute assurances from the Ukraine government that it’s not them.” Flags on all Australian government buildings will be flown at half-mast on Thursday, and an interdenominational memorial service will be held at St Patrick’s cathedral in Melbourne from 10.30am.
(17) The hippocampus plays an essential role in the laying down of cognitive memories, the pathway to the frontal lobe being via the MD thalamus.
(18) Superior memory for the word list was found when the odor present during the relearning session was the same one that had been present at the time of initial learning, thereby demonstrating context-dependent memory.
(19) There were no age differences on tests of short-term memory.
(20) Future research and clinical evaluations should focus on the components of the learning and memory processes when the ramifications of temporal lobe ablations on cognitive function are studied.