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Full-Text Articles in Psychology

Bisphenol-A Exposure During Adolescence Leads To Enduring Alterations In Cognition And Dendritic Spine Density In Adult Male And Female Rats, Rachel E. Bowman, Victoria N. Luine, Samantha Diaz Weinstein, Hameda Khandaker, Sarah Dewolf, Maya Frankfurt Mar 2015

Bisphenol-A Exposure During Adolescence Leads To Enduring Alterations In Cognition And Dendritic Spine Density In Adult Male And Female Rats, Rachel E. Bowman, Victoria N. Luine, Samantha Diaz Weinstein, Hameda Khandaker, Sarah Dewolf, Maya Frankfurt

Psychology Faculty Publications

We have previously demonstrated that adolescent exposure of rats to bisphenol-A (BPA), an environmental endocrine disrupter, increases anxiety, impairs spatial memory, and decreases dendritic spine density in the CA1 region of the hippocampus (CA1) and medial prefrontal cortex (mPFC) when measured in adolescence in both sexes. The present study examined whether the behavioral and morphological alterations following BPA exposure during adolescent development are maintained into adulthood. Male and female, adolescent rats received BPA, 40 μg/kg/bodyweight, or control treatments for one week. In adulthood, subjects were tested for anxiety and locomotor activity, spatial memory, non-spatial visual memory, and sucrose preference. Additionally, …


Five Facets Of Mindfulness And Psychological Health: Evaluating A Psychological Model Of The Mechanisms Of Mindfulness, David B. Brown, Adrian J. Bravo, Corey R. Roos, Matthew R. Pearson Jan 2015

Five Facets Of Mindfulness And Psychological Health: Evaluating A Psychological Model Of The Mechanisms Of Mindfulness, David B. Brown, Adrian J. Bravo, Corey R. Roos, Matthew R. Pearson

Psychology Faculty Publications

There has been an increasing focus on determining the psychological mechanisms underlying the broad effects of mindfulness on psychological health. Mindfulness has been posited to be related to the construct of reperceiving or decentering, defined as a shift in perspective associated with decreased attachment to one's thoughts and emotions. Decentering is proposed to be a meta-mechanism that mobilizes four psychological mechanisms (cognitive flexibility, values clarification, self-regulation, and exposure), which in turn are associated with positive health outcomes. Despite preliminary support for this model, extant studies testing this model have not examined distinct facets of mindfulness. The present study used a …


Mindfulness And Emotional Outcomes: Identifying Subgroups Of College Students Using Latent Profile Analysis, Matthew R. Pearson, Adrienne K. Lawless, David B. Brown, Adrian J. Bravo Jan 2015

Mindfulness And Emotional Outcomes: Identifying Subgroups Of College Students Using Latent Profile Analysis, Matthew R. Pearson, Adrienne K. Lawless, David B. Brown, Adrian J. Bravo

Psychology Faculty Publications

In non-meditating samples, distinct facets of mindfulness are found to be negatively correlated, preventing the meaningful creation of a total mindfulness score. The present study used person-centered analyses to distinguish subgroups of college students based on their mindfulness scores, which allows the examination of individuals who are high (or low) on all facets of mindfulness. Using the Lo-Mendell-Rubin Adjusted LRT test, we settled on a 4-class solution that included a high mindfulness group (high on all 5 facets, N = 245), low mindfulness group (moderately low on all 5 facets, N = 563), judgmentally observing group (high on observing, but …