Monthly Archives: May 2014

Serotonin and oxytocin are important neuromodulators involved in human affect and sociality as well as depression and autism. Here the authors show that the amygdala is central in the regulation of serotonin by oxytocin. Oxytocin is known to inhibit amygdala … Continue reading

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“Bullying is a common childhood experience that affects children at all income levels and racial/ethnic groups. Being a bully victim has long-term adverse consequences on physical and mental health and financial functioning, but bullies themselves display few ill effects. … … Continue reading

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“Aging is the primary risk factor for cognitive decline, an emerging health threat to aging societies worldwide. Whether anti-aging factors such as klotho can counteract cognitive decline is unknown. …. (Here, Dubal and colleagues) show that a lifespan-extending variant of … Continue reading

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“Here…(Villeda and colleagues) report that exposure of an aged animal to young blood can counteract and reverse pre-existing effects of brain aging at the molecular, structural, functional and cognitive level. Genome-wide microarray analysis of heterochronic parabionts—in which circulatory systems of … Continue reading

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“Hippocampal hyperactivity predicts psychosis and may disrupt aspects of cognition in schizophrenia. Here, …(Gilani and colleagues) use interneuron precursor transplants in mice lacking cyclin D2 (Ccnd2) to test links between hippocampal GABAergic interneurons and psychosis-relevant phenotypes. Ccnd2-null mice show parvalbumin … Continue reading

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