abstract   introduction: diabetes mellitus accompanies with disturbances in learning, memory, and cognitive skills in the human society and experimental animals. considering the beneficial antidiabetic potential of apium graveolens (ag ), this research study was conducted to evaluate the effect of chronic i.p. administration of ag on learning and memory in diabetic rats using passive avoidance ...

We evaluate probabilistic models of verb argument structure trained on a corpus of verbs and their syntactic arguments. Models designed to represent patterns of verb alternation behavior are compared with generic clustering models in terms of the perplexity assigned to held-out test data. While the specialized models of alternation do not perform as well, closer examination reveals alternation ...

The behavior of six congenitally hypothyroid and six normal control rats was assessed under forced alternation fixed-ratio, alternating lever cyclic-ratio (ALCR) and progressive-ratio schedules of reinforcement. Hypothyroidism was produced by adding methimazole (MMI) to the drinking water of pregnant dams from embryonic day 16 to postnatal day 25. There were no differences in behavioral perform...

objective: parkia biglobossa stem bark decoction is a popular medicinal plant preparation used as calming agent for tensed patients in traditional medicine. the aim of this study was to evaluate the effects of aqueous stem bark extract of parkia biglobossa (aepb) and its active fraction aepbf3 on anxiety, spontaneous alternation behavior, and locomotor activity. the open field apparatus was use...