Mating Behavior in the male Syrian hamster (Mesocricetus auratus) is initiated in limbic system brain areas including the medial nucleus of the amygdala (Me), bed nucleus of the stria terminalis (BNST) and medial preoptic area (MPOA). In this thesis, a multiple mating behavioral…
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Preclinical work indicates that exposure to traditional antidepressant medications, in adolescent and adult female subjects, alters reward-related behavior later in life. In recent years, the anesthetic ketamine (KET), now used as a fast-acting antidepressant, has shown promisin…
Domestic cats play pivotal roles in transmitting the parasite Toxoplasma gondii, as this parasite reproduces sexually only in felid intestines. The behavioral-manipulation hypothesis predicts that a parasite will specifically manipulate host behaviors essential for enhancing its…
Background: High rates of unintended and unplanned pregnancies in the United States result in challenges to quality of life, negative maternal and neonatal outcomes, and increased federal spending. While several socioeconomic and environmental factors have been associated with i…
There are two binaural cues for localizing sound in the horizontal plane: the difference in the time of arrival of a sound at the two ears (binaural time-difference cue) and the difference in the intensity of a sound at the two ears (binaural intensity-difference cue). When loca…
Proboscis monkeys' (Nasalis larvatus) social organization and ecology were studied in Kalimantan Tengah, Indonesia in 1984/1985. Data were collected on ten one-male groups and two all-male groups using scan sampling, event sampling and evening census surveys. Proboscis monkeys w…
The purpose of this study was to explore the psychological attitudes of Saudi Arabian international students toward mental health services. One of the problems that prompted this research is the scarcity of scientific literature on this issue. This research used a mixed-method s…
This dissertation describes work which will provide further information on the workings of dopaminergic neuronal systems. Chapter 1 is an introduction to dopaminergic neuronal systems and the chemistry of the catecholamine neurotransmitters. Chapter 2 describes the development o…
1979 yılında gerçekleşen İslam devrimi ile İran, Şii çerçevede dini bir devlet mahiyeti kazanmıştır. İslami zeminde Şii idea ile ortaya konulan bu İslami devrim, devlet ilkeleri ve yönetim şekli itibariyle İran’a yeni bir geçiş sürecini oluşturmuştur. Böylelikle İran, İslam form…
Current thinking suggests that genotypes associated with impulse-control disorders and negative emotionality, such as monoamine oxidase-a (MAOA), interact with negative early environmental factors like childhood maltreatment and develop into the disorders know as Borderline Pers…
African mormyriform fish emit weak electric organ discharges which play an important role in the fishes' social and non-social behaviors. The biologically effective range of such an electrocommunication system is determined in part by physio-chemical properties of the environmen…
This randomized, placebo-controlled trial investigated the use of biofield healing (termed energy healing), compared to mock healing, for the alleviation of fatigue and inflammation after adjuvant or neoadjuvant therapy for breast cancer. Thirty-three women breast cancer survivo…
Social conflict is a part of everyday life, and it can be a potent stressor for both humans and other animals. In the laboratory, when two Syrian hamsters (Mesocricetus auratus) compete for territory, a dominance hierarchy is quickly formed. Becoming subordinate is a significant…