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Behavioral Neurobiology Commons

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Full-Text Articles in Behavioral Neurobiology

Alcohol Consumption In A Preclinical Model Of Schizophrenia, Liza Hernandez May 2020

Alcohol Consumption In A Preclinical Model Of Schizophrenia, Liza Hernandez

Electronic Theses and Dissertations

Schizophrenia is a debilitating psychiatric disorder that affects approximately 1% of the global population. Schizophrenia is highly comorbid with other psychiatric disorders such as Alcohol Use Disorder (AUD) with a prevalence rate of 27% - 65%, which is significantly higher than AUD exhibited by the general population (6%). Research indicates that a higher rate of AUD in individuals suffering from schizophrenia may be related to the common neuronal pathways that underlie the expression of both disorders. The present study will determine whether the neonatal quinpirole (NQ) rodent model of schizophrenia will approximate the human condition and exhibit increased EtOH consumption. …


Effects Of Non-Photic Zeitgebers On The Circadian Clock In The Common House Spider, Parasteatoda Tepidariorum (Araneae: Theridiidae), Mattea Garmany, Darrell Moore, Thomas C. Jones May 2020

Effects Of Non-Photic Zeitgebers On The Circadian Clock In The Common House Spider, Parasteatoda Tepidariorum (Araneae: Theridiidae), Mattea Garmany, Darrell Moore, Thomas C. Jones

Undergraduate Honors Theses

Circadian rhythms are endogenous cycles that control physiological and behavioral changes that can be affected by environmental factors which allow most eukaryotic organisms to synchronize their daily activities with the 24-hour day. Parasteatoda tepidariorum,the common house spider, demonstrates a short-period circadian clock averaging 21.6 hours when left in constant darkness, yet they are able to entrain to a 24-hour light cycle. We tested whether these spiders were able to use non-photic Zeitgebers to entrain to the 24-hour day. Periodic presentation of food and disturbance were not found to be effective cues for the spiders’ entrainment. A few individuals were clearly …