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Genetics and Genomics Commons

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Full-Text Articles in Genetics and Genomics

Investigation Of Neurotransmitter’S Knockdown Effect On Drosophila Melanogaster Female Aggression, Asil N. El Galad Aug 2022

Investigation Of Neurotransmitter’S Knockdown Effect On Drosophila Melanogaster Female Aggression, Asil N. El Galad

Undergraduate Student Research Internships Conference

Drosophila melanogaster (D. melanogaster) is a popular model organism in neurobiology. While aggression has been studied heavily in male drosophila, there's minimal research on aggression in female drosophila. Neurotransmitters influencing aggressive behaviour in female D. melanogaster are poorly understood. Various neurotransmitters such as dopamine, octopamine, and serotonin influence aggression in D. melanogaster Further investigation of the role of neurotransmitters on aggression is thus important. The purpose of our experiment is to observe the effect of the knockdown of dopamine, octopamine and glutamate on aggression in female D. melanogaster.


Genetic Determinants Of Primary Nociceptor Sensitivity In Drosophila Melanogaster, Christine Hale Aug 2022

Genetic Determinants Of Primary Nociceptor Sensitivity In Drosophila Melanogaster, Christine Hale

Electronic Theses and Dissertations

Abnormal pain affects ~50 million adults nationwide. With many of the current treatment options for chronic pain, such as opioid analgesics, carrying side effects such as the threat for addiction, research into safer and more effective options for chronic pain relief is crucial. Abnormal alterations in nociceptive sensitivity, which is the sensitivity of peripheral sensory neurons that detect noxious stimuli, can underlie, and perpetuate chronic pain. However, much is still unknown about the mechanism of how these abnormal alterations in sensitivity occur. To help elucidate genetic components controlling nociceptive sensitivity, the Drosophila melanogaster larval nociception model has been used …


Alzheimer's And Patient Caregiver Burnout: A Review Of The Literature, Madeline Hekeler Mar 2022

Alzheimer's And Patient Caregiver Burnout: A Review Of The Literature, Madeline Hekeler

James Madison Undergraduate Research Journal (JMURJ)

The term “silent epidemic” is fitting for Alzheimer’s disease (AD), as its negative impact is widely felt but rarely discussed. Burnout among AD caregivers has become an epidemic of its own as caregivers experience an increase in health risks, stress, and financial burden. This literature review focuses on caregiver burnout and how imperative it is that caregivers are better supported in their role. Researchers have developed instruments to assess and intervene in caregiver burnout that have shown effectiveness among caregivers and their families.Nevertheless, further longitudinal research is warranted regarding more effective interventions, including stress management and social support mechanisms.


Examining Development And Function Of Pretectal Visual Neural Circuits In Gs Homeobox 1 Mutant Zebrafish, Alexandra Rose Schmidt Jan 2022

Examining Development And Function Of Pretectal Visual Neural Circuits In Gs Homeobox 1 Mutant Zebrafish, Alexandra Rose Schmidt

Graduate Theses, Dissertations, and Problem Reports

Brain development requires a coordinated genetic code to regulate initial cell identity determination, migration, and connectivity, to establish function of neural circuits. Independent neural circuits underlie our ability to produce both complex and innate behavioral responses to sensory stimuli that are often conserved across vertebrate organisms. Sensory processing disruptions are associated with several neurodevelopmental disorders (NDDs). Therefore, gene mutations altering neurodevelopment can lead to changes influencing structure and function of individual neural circuits, causing behavioral deviations in sensory responsiveness. Crucial gene networks that define functional properties of sensory domains are often explored using non-mammalian vertebrate models, such as the zebrafish. …