Showing 5671 - 5680 of 5713 Items

Miniature of Modulation of Responses to Phasic stretches by Neuromodulators GYS and SGRN in the Cardiac Central Pattern Generator of the American Lobster, H. americanus
Modulation of Responses to Phasic stretches by Neuromodulators GYS and SGRN in the Cardiac Central Pattern Generator of the American Lobster, H. americanus
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      Date: 2016-05-01

      Creator: Michael M Kang

      Access: Access restricted to the Bowdoin Community



        "What's it like to be a lesbian with a cane?": A Story and Study of Queer and Disabled Identities

        Date: 2018-05-01

        Creator: M.M. Daisy Wislar

        Access: Open access

        People with disabilities are largely conceptualized as asexual; this systematically excludes disabled people from achieving agency in their sexual landscape. Drawing from interview data on the sexual lives of nine queer people living with disabilities, this project explores the lived experiences of physically disabled queer people as they relate to sexuality, sexual identity, intimacy, and the sexual body. Queer people with physical disabilities navigate identity, community, various sexual fields while also challenging misconceptions about these marginal identities. Excerpts and analysis of these interviews reveal the various strategies that queer and disabled people utilize in order to make their identities legible in the face of numerous assumptions about their experiences. Illuminating the voices of queer and disabled people, this thesis offers an important intervention to the sociological study of sexualities, gender expression, and disability, which too frequently marginalizes the voices of people who are queer and disabled.


        Sociocultural Orientations and Mental Illness Stigma: A Novel Mediational Model

        Date: 2023-01-01

        Creator: Karis Treadwell

        Access: Open access

        This study proposes a novel mediational model to investigate the relationship between sociocultural orientations and mental illness stigma by exploring empathy and controllability attributions as mediators. Past literature suggests that understanding these variables may contain important implications for guiding stigma-reducing efforts. Questionnaires assessing sociocultural orientations, empathy, blaming attributions, and general mental illness stigma were administered to 109 students at a small liberal-arts college in the northeast United States. The sample consisted of 80 female-identifying participants, 28 male-identifying participants, and 1 non-binary participant. Questionnaires administered included the Individualism and Collectivism scale (Triandis & Gelfand, 1998), the Questionnaire of Cognitive and Affective Empathy (Reniers et al., 2011), a modified version of the Attribution Questionnaire (Corrigan et al., 2003), and Day’s Mental Illness Stigma Scale (Day et al., 2007). Analysis showed that vertical sociocultural orientations were associated with more blameful attributions and heightened stigma. Horizontal collectivism was associated with increased empathy and less blameful attributions, but empathy did not mediate this relationship. Controllability attributions, but not empathy, partially mediated the relationships between both vertical orientations and stigma. These findings demonstrate the importance of sociocultural orientations, particularly the equality preference dimension, as predictors of mental illness stigma. Efforts to counter societal stigma should consider the role of sociocultural orientations and their interaction with empathy and blaming tendencies.


        Demography of a Collapsing Aerial Insectivore Population

        Date: 2017-05-01

        Creator: Liam Taylor

        Access: Open access

        Aerial insectivores have been declining across northeastern North America since the end of the 20th century. The mechanisms and demographic patterns of this decline are unclear. On Kent Island, New Brunswick, Canada, an isolated population of Tree Swallows (Tachycineta bicolor) collapsed between 1987 and 2010. To explore how demographic rates (i.e., survival, reproduction, and immigration) drove the population dynamics of these northeastern aerial insectivores, we combined productivity, population survey, and capture-recapture data in an integrated population model analysis. Neither consistently low juvenile survival rates, adult survival rates, nor clutch size were correlated with population growth rate across years. Alternatively, male and female immigration, hatching success, and fledging success rates were correlated with population growth rate. Because local hatching and fledging success rates cannot influence a population without local recruitment, we argue that the demography of these Tree Swallows is mainly structured by immigration. Parameter-substitution simulations revealed that overall decline was likely even if the population had avoided the worst years of demographic collapse. Breeding Bird Survey comparisons demonstrated how the Kent Island population represents both a demographic and geographical extreme at the edge of a declining region. These demographic patterns highlight the sensitivity, even to the point of local extinction, of some isolated populations to region-scale patterns in the production of potential immigrants.


        AMGSEFLamide, a member of a broadly conserved peptide family, modulates multiple neural networks in Homarus americanus

        Date: 2019-01-01

        Creator: Patsy S. Dickinson, Evyn S. Dickinson, Emily R. Oleisky, Cindy D. Rivera, Meredith E., Stanhope, Elizabeth A. Stemmler, J. Joe Hull, Andrew E. Christie

        Access: Open access

        Recent genomic/transcriptomic studies have identified a novel peptide family whose members share the carboxyl terminal sequence –GSEFLamide. However, the presence/identity of the predicted isoforms of this peptide group have yet to be confirmed biochemically, and no physiological function has yet been ascribed to any member of this peptide family. To determine the extent to which GSEFLamides are conserved within the Arthropoda, we searched publicly accessible databases for genomic/transcriptomic evidence of their presence. GSEFLamides appear to be highly conserved within the Arthropoda, with the possible exception of the Insecta, in which sequence evidence was limited to the more basal orders. One crustacean in which GSEFLamides have been predicted using transcriptomics is the lobster, Homarus americanus. Expression of the previously published transcriptome-derived sequences was confirmed by reverse transcription (RT)-PCR of brain and eyestalk ganglia cDNAs; mass spectral analyses confirmed the presence of all six of the predicted GSEFLamide isoforms – IGSEFLamide, MGSEFLamide, AMGSEFLamide, VMGSEFLamide, ALGSEFLamide and AVGSEFLamide – in H. americanus brain extracts. AMGSEFLamide, of which there are multiple copies in the cloned transcripts, was the most abundant isoform detected in the brain. Because the GSEFLamides are present in the lobster nervous system, we hypothesized that they might function as neuromodulators, as is common for neuropeptides. We thus asked whether AMGSEFLamide modulates the rhythmic outputs of the cardiac ganglion and the stomatogastric ganglion. Physiological recordings showed that AMGSEFLamide potently modulates the motor patterns produced by both ganglia, suggesting that the GSEFLamides may serve as important and conserved modulators of rhythmic motor activity in arthropods.


        Miniature of Nietzsche & the Destiny of Man: Human Greatness & Great Politics
        Nietzsche & the Destiny of Man: Human Greatness & Great Politics
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        • Restriction End Date: 2025-06-01

          Date: 2024-01-01

          Creator: Alexander Tully

          Access: Access restricted to the Bowdoin Community



            East End Eden: The Gentrification of Portland’s Munjoy Hill

            Date: 2024-01-01

            Creator: Katharine Kurtz

            Access: Open access

            This thesis explores the gentrification of Munjoy Hill, a neighborhood on the northeast end of Portland, Maine from 1990-2024. Once the industrial hub of the city filled with factories and an industrial shipping port in the late 1800s and early 1900s, Munjoy Hill is now the most desirable neighborhood in the city with expensive, high-end condos, water views, ocean access, and hip restaurants and breweries. I argue that Munjoy Hill’s industrial past and strong connection to the local environment has made it unique, however the recent gentrification also makes Munjoy Hill a place that resembles, gentrified neighborhoods in cities around the country. This thesis studies Munjoy Hill’s change through three lenses: environment, housing, and food and drink. In the environment chapter I argue that the Hill’s natural beauty and connection to Maine’s scenic coastline primed it for gentrification once the area deindustrialized in the 1990s. In the housing chapter I explore the dramatic increase in housing prices and three ways residents are attempting to control the changes: affordable housing development, zoning, and historic designation. In my final chapter I analyze the role of new food establishments in transforming the Hill’s culture and cementing it as a neighborhood that feels, in part, like gentrified neighborhoods around the country.


            Miniature of How do Robinhood Investors React to Macroeconomic News?
            How do Robinhood Investors React to Macroeconomic News?
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            • Restriction End Date: 2025-06-01

              Date: 2024-01-01

              Creator: Aditya S Pall-Pareek

              Access: Access restricted to the Bowdoin Community



                Named Professorships at Bowdoin College

                Date: 1976-01-01

                Access: Open access

                Named Professorships at Bowdoin College (1976) is a study of the named professorial chairs and other endowed funds designated directly for faculty support.


                Interview with Deb Cotter by Brien Williams

                Date: 2009-11-09

                Creator: Deborah 'Deb' Cotter

                Access: Open access

                Biographial Note

                Deborah “Deb” Cotter was born on November 7, 1967, in New York City. She grew up in Waterville, Maine, where her father was president of Colby College and her mother worked in the Career Development Office. She attended Wells College and received a degree in Russian studies. After graduating, Cotter worked in George Mitchell’s personal office in Washington, D.C., for four years as receptionist, legislative correspondent, and legislative aide on agricultural, fisheries, and environmental issues. After Mitchell retired, she moved to the Senate Historical Office as a research assistant and earned her master’s degree in history from George Mason University. She worked at the American Psychological Association on public policy for mental health issues for eight years. More recently, she worked for the nonprofit National Council on Independent Living. At the time of this interview, she was a management and program analyst in the Office of Special Education and Rehabilitation Services of the U.S. Department of Education.

                Summary

                Interview includes discussion of: growing up in Waterville, Maine; being hired by Mitchell’s Senate office in 1990; the support of Mitchell’s staff when Cotter had a health emergency; the transition from receptionist to legislative correspondent and legislative aide; Mitchell’s investment in Maine issues; working with lobbyists as a legislative aide; the ambience of Mitchell’s personal office; the pecking order in Mitchell’s office; staff meetings; Cotter’s work after Mitchell announced his retirement; Mitchell’s influence on Cotter’s career; how the office changed after Mitchell announced his retirement; and Mitchell’s respect for opposing views.