Metacognition in the Rat [PDF]
The ability to reflect on one's own mental processes, termed metacognition, is a defining feature of human existence [1, 2]. Consequently, a fundamental question in comparative cognition is whether nonhuman animals have knowledge of their own cognitive states [3].
Allison L. Foote, Jonathon D. Crystal
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The selective breeding of rats as physiological, behavioral, and disease models generated a wealth of variation relevant to the genetics of complex traits. In this issue, Atanur and colleagues sequence the genomes of 25 inbred rat strains to understand how artificial selection shaped their genomes.
Christopher K. Patil+1 more
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The effect of rat galanin in rats [PDF]
La galanine est un neuropeptide dont l'effet sur l'insulinosecretion est controverse. Les auteurs ont ici teste l'effet de la galanine sur la reponse insulinique au glucose chez rats conscients. Ils observent une inhibition significative de l'insulinosecretion aussi bien par la galanine de rat que par la galanine porcine.
Dunning Be, Taborsky Gj
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Enhanced self-administration of the CB1 receptor agonist WIN55,212-2 in olfactory bulbectomized rats: evaluation of possible serotonergic and dopaminergic underlying mechanisms [PDF]
Depression has been associated with drug consumption, including heavy or problematic cannabis use. According to an animal model of depression and substance use disorder comorbidity, we combined the olfactory bulbectomy (OBX) model of depression with ...
Amchova P+11 more
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Harrington, Charles+1 more
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Dietary calcium decreases but short-chain fructo-oligosaccharides increase colonic permeability in rats [PDF]
An increased intestinal permeability is associated with several diseases. Nutrition can influence gut permeability. Previously, we showed that dietary Ca decreases whereas dietary short-chain fructo-oligosaccharides (scFOS) increase intestinal ...
Bovee-Oudenhoven, I.M.J.+7 more
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IN reference to the correspondence that appeared in last week's issue (p. 513) upon the above subject, permit me to state I have found by practical experience that the ferocity and voracity of rats is very great. They devour one another at all times and under all circumstances, whether living in a wild state or under the influence of domestication.
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Glutamatergic transmission in the central nucleus of the amygdala is selectively altered in Marchigian Sardinian alcohol-preferring rats: Alcohol and CRF effects [PDF]
The CRF system of the central nucleus of the amygdala (CeA) is important for the processing of anxiety, stress, and effects of acute and chronic ethanol.
CICCOCIOPPO, Roberto+7 more
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Alterations in prefrontal-limbic functional activation and connectivity in chronic stress-induced visceral hyperalgesia. [PDF]
Repeated water avoidance stress (WAS) induces sustained visceral hyperalgesia (VH) in rats measured as enhanced visceromotor response to colorectal distension (CRD).
Bota, Mihail+6 more
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Improved timed-mating, non-invasive method using fewer unproven female rats with pregnancy validation via early body mass increases [PDF]
For studies requiring accurate conception-timing, reliable, efficient methods of detecting oestrus reduce time and costs, whilst improving welfare. Standard methods use vaginal cytology to stage cycle, and breeders are paired–up using approximately five ...
Agata K Stramek+18 more
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