Pair-housing of male and female rats during chronic stress exposure results in gender-specific behavioral responses

Author: Westenbroek, C; Snijders, TA; den Boer, JA; Gerrits, M; Fokkema, DS; Ter Horst, GJ Description: Social support has a positive influence on the course of a depression and social housing of rats could provide an animal model for studying the neurobiological mechanisms of social support. Male and female rats were subjected to chronic footshock stress for 3 weeks and pair-housing of rats was used to mimic social support. Rats were isolated or housed with a partner of the opposite sex. A plastic tube was placed in each cage and…

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The role of gender in the interaction between self-pain and the perception of pain in others

Author: Coll, M.-P.; Budell, L.; Rainville, P.; Decety, J.; Jackson, P.L. Description: While self-pain motivates protective behaviors and self-oriented feelings, the perception of others’ pain often motivates concern and prosocial behaviors toward the person suffering. The conflicting consequences of these 2 states raise the question of how pain is perceived in others when one is actually in pain. Two conflicting hypotheses could predict the interaction between these 2 signals: the threat value of pain hypothesis and the shared-representation model of pain empathy. Here, we asked 33 healthy volunteers exposed to…

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