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It has been suggested that the parasite Toxoplasma gondii reduces the fear of rodents toward their feline predators, which may lead to an augmented rate of predation and multiplication of the parasite through an increased number of life cycles. To investigate whether T. gondii infection induces selective effects on behavior associated with anxiety, Wistar(More)
The relationship between the ventromedial prefrontal cortex and the amygdala during the presentation of an unconditioned fear stimulus was assessed. Rats underwent bilateral ibotenic acid or vehicle administration into the ventromedial prefrontal cortex. Five weeks later, the behavior as well as the neurochemical changes in the amygdala was evaluated before(More)
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