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Chronic unpredictable stress induces negative cognitive bias in rats with sex-specific changes in neurogenesis and functional connectivity

Background: Females are more likely to be diagnosed with major depressive disorder (MDD) than males. Cognitive symptoms of MDD include negative cognitive bias, the perception of ambiguous situations as negative, which predicts MDD episode onset and severity. MDD is associated with changes to functional connectivity between regions involved in cognition, emotion, attention, and memory. Methods:…

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World Lemur Day: How can we save these primates’ forest homes?

More than 100 known species of lemurs live in Madagascar. These primates with large eyes, a pointed snout, and long bushy tails are found only in the island country, where they usually live in large groups on trees. Lemurs are one of the world’s most threatened groups of primates, under pressure from the loss of […]

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