Laurentian University

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    Social work in oncology

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    This 450-hour advanced practicum took place with the Supportive Care Program (SCP) at the Northeast Cancer Centre (NECC) in Sudbury, ON. The social workers of the SCP provide emotional and practical support to individuals with a cancer diagnosis and their families. My learning focused on knowledge acquisition; improving direct practice skills; self-reflection; and was inspired by the question: how can I support cancer patients on an individual level, as well as, a systemic level? A generalist-eclectic approach was used during one-on-one counselling sessions in order to address the complex and varying needs of the cancer patients seeking services. Due to the COVID-19 pandemic, the majority of these sessions occurred via telephone or videoconference in order to adhere to social distancing guidelines and reduce the rate of transmission. In addition, a literature review was conducted exploring the impacts of systematic concerns within the Canadian healthcare system, as well as, the principles required to practice cultural humility and person-centred care. Social workers have a crucial role within oncology settings by supporting patients and encouraging the treatment of the patient as a whole in order to improve overall quality of life. The development of assertiveness skills are necessary to effectively advocate for patients, families, structural change, and the expertise of the social work profession. Social workers must also have an understanding of the historical systemic concerns present within our healthcare institutions informed by the core concepts of cultural humility.Master of Social Work Progra

    Les impacts des ateliers sur le climat de travail et son incidence sur le bien-être des employés offerts aux professionnels, employés et étudiants du domaine de la santé et des services sociaux dans le nord de l'Ontario: présenté par une travailleuse social inscrite

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    Cet essai porte sur un stage spécialisé à la maîtrise en service social qui a principalement été réalisé à Horizon Santé Nord (HSN) à Sudbury. Nous avons développé et animé des ateliers sur le concept du climat de travail et son incidence sur le bien-être des professionnels, des employés et des étudiants du domaine de la santé et des services sociaux du nord de l’Ontario. Nous nous sommes ainsi spécialisés sur les étapes de la veille documentaire et informationnelle (axe 1) et sur la préparation, l’animation et l’évaluation d’ateliers éducationnels en service social (axe 2). Ce projet est innovant puisqu’il réussit à démontrer le plein potentiel d’un travailleur social-animateur et agent de veille documentaire et informationnelle au sein des organisations du secteur de la santé et des services sociaux.Maîtrise en service social (MSS

    Investigating the potential of the Novel Anti-Cancer compound CTR 20 in enhancing the sensitivity of MDA-MB-231 cells to NK-92 cell-based immunotherapy

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    Triple negative breast cancer (TNBC) accounts for 15-20% of all breast cancers and is currently limited to treatment with chemotherapy administered at the maximum tolerated dose (MTD). However, due to the severe toxicity and the frequent development of chemoresistance, chemotherapy has shown limited therapeutic benefit for TNBC. Various agents with combinational strategies are under current investigation to better target TNBC and improve clinical outcomes. Increasing evidence suggests that anti-cancer agents possess immunomodulatory properties even at lower doses, rendering tumour cells susceptible to immune detection and attack. Recent findings suggest that chemotherapy-induced stress can upregulate natural killer (NK) cell-activating ligands on tumour cells, enhancing their susceptibility to the attack by NK cells of the innate immune system. Therefore, this study investigated the immunogenic potential of two anti-cancer agents in combination with the highly cytotoxic NK-92 cell line: doxorubicin – a widely used anthracycline for breast cancer and CTR 20 – a novel, less-toxic chalcone-based compound synthesized by the Lee laboratory. The overall aim of this study was to determine the therapeutic potential of low-dose chemotherapy in enhancing the presentation of ligands for the NKG2D activating receptor of NK cells, to increase MDA-MB-231 cell susceptibility to NK-92 cell-mediated tumour cell killing. Results demonstrated that low-dose CTR 20 treatment was unsuccessful in rendering MDA-MB-231 cells susceptible to attack by NK-92 cells. Conversely, low-dose doxorubicin treatment successfully upregulated NKG2DL presentation, rendering MDA-MB-231 cells susceptible to NK-92 cytotoxicity without affecting NK-92 degranulation capacity. NK-92 cytotoxicity alone was responsible for inducing a maximum area of tumour cell death of ≈11,000 µm2 /image, whereas the maximum area of tumour cell death following combination therapy with low-dose doxorubicin was ≈13,000 µm2/image, a synergistic increase of 2,000 µm2/image. The findings from this study demonstrate the potential of low-dose doxorubicin treatment to be used incombination with NK-92 cell-mediated immunotherapy to deliver an improved anti-tumour response against TNBC while achieving favourable levels of toxicity.Master of Science (MSc) in Biolog

    La pensée critique en supervision pédagogique des stagiaires en éducation physique et sportive: nature, rôle et modalités de son développement selon des conseillers pédagogiques.

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    Cette étude qualitative descriptive à caractère exploratoire s’inscrit dans le contexte de la formation pratique des futurs enseignants d’EPS à l’ISEPS de Brazzaville en République du Congo. Elle poursuivait un double objectif : 1) identifier et décrire les conceptions de la nature et du rôle de la pensée critique (PC) des conseillers pédagogiques (CP) dans le contexte de la supervision pédagogique des étudiants-stagiaires en EPS, 2) identifier et décrire les conceptions des conseillers pédagogiques en regard aux modalités de développement de la PC des étudiants-stagiaires en EPS. Pour ce faire, huit (08) CP ont participé à l’étude via un entretien de groupe. L’analyse du corpus recueilli s’est faite à partir des catégories de conceptualisation de la PC selon Kpazaï et Attiklemé (2012). Les résultats obtenus révèlent que les conseillers pédagogiques conçoivent la PC à la fois comme un processus cognitif évaluatif et une attitude. Concernant son rôle, quatre fonctions lui sont attribuées en supervision pédagogique au niveau des étudiants-stagiaires : a) permet l’approfondissement des connaissances, b) favorise le développement des compétences professionnelles, c) catalyse l’autonomie intellectuelle et d) promeut la confiance en soi. Quant aux modalités de développement de la pensée critique des étudiants-stagiaires en supervision pédagogique, trois modalités ont été évoquées comme condition à mettre en place par les CP : 1) une attitude d’ouverture, 2) des stratégies de communication centrées sur les stagiaires et 3) la mise en place d’un climat humaniste lors des échanges post-enseignement.This exploratory qualitative descriptive study was conducted in the context of the practical training for the prospective SPE Teachers at the ISEPS in Brazzaville, Republic of Congo. Its purpose was twofold: 1) Identify and describe Pedagogical Advisors (PAs)’s conceptions of the nature and role of Critical Thinking (CT) in the context of pedagogical supervision of SPE Trainees, 2) identify and describe Pas’ conceptions of the modalities for CT development in SPE Trainees. To do this, eight (08) PAs participated in the study via a focus group. The data analysis was done by using the conceptualization categories of CT according to Kpazaï and Attiklemé (2012). The results revealed that the PAs conceive CT as both an evaluative cognitive process and an attitude. Regarding its role, four functions are attributed to it in pedagogical supervision at SPE Trainees’ s level: a) allows for the deepening of knowledge, b) promotes the development of professional competencies, c) catalyzes intellectual autonomy, and d) promotes self-confidence. As for the modalities for developing CT among trainees in pedagogical supervision, three modalities were mentioned as conditions to be put in place by the PAs: 1) an attitude of openness, 2) communication strategies centered on the trainees, and 3) the establishment of a humanistic climate during post-teaching exchanges

    Fermentation CO2 biosequestration by microalgae for the production of health beneficial natural compounds

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    In this work, three different microalgal strains were investigated for effective biosequestration of CO2 generated by beer (yeast) fermentation. They were a culture collection Chlamydomonas reinhardtii and two bioprospected strains, Coccomyxa sp. (P-918) obtained from a polishing pond at an operational smelter (pH 2.8) and Chlamydomonas sp. (M-23) obtained from a low pH abandoned mine site (pH 3). The three strains were investigated for use in beer fermentation CO2 fixation and their production of both lipid and protein. The pH of beer fermentation CO2-enriched Chlamydomonas reinhardtii cultures varied between 4.5 and 7.3 throughout the experiment. For the Chlamydomonas sp., pH varied between 4.6 and 7.1 and for Coccomyxa sp. between 5.3 and 7.4. As expected, during higher fermentation activity (day 1 to 3 for each beer kit), more CO2 was released to the microalgal cultures causing a drop in pH. When the rate of fermentation slowed in day 4, there was an increase in pH. For all three microalgal cultures which were grown only under atmospheric CO2 (controls), the pH increased continuously along with microalgal growth over 16 days of experiment. Chlamydomonas reinhardtii control culture pH was 6.7 at the start of the experiment and reached 8.7 at day 16. For the Chlamydomonas sp. control culture, pH increased steadily from 6.6 to 8.4, and for Coccomyxa sp. from 7 to 8.6. Experimental results indicated that the bioprospected Coccomyxa sp. adapted well to the low pH created by sparging in beer fermentation CO2. Its volumetric biomass productivity was 0.124 gdwL-1 day-1, which was higher than both Chlamydomonas reinhardtii (0.072 gdwL-1day-1) and bioprospected Chlamydomonassp. (0.086 gdwL-1day-1). The Coccomyxa sp. when exposed to fermentation CO2 reached a maximum specific growth rate of 0.167 day−1, which was 29% higher than achieved without sparging in fermentation CO2. Moreover, its carbon fixation rate increased from 122.1 to 227.9 mgCO2 L1day-1 with fermentation CO2. However, lipid synthesis occurred more rapidly and efficiently in Chlamydomonas sp. and Chlamydomonas reinhardtii rather than Coccomyxa sp., reaching 39% and 35% of biomass dry weight after 16 days of beer fermentation CO2 exposure. Whereas the amount of lipid in Coccomyxa sp. was 26% of the biomass dry weight at 16 days. This would indicate that the bioprospected Chlamydomonas sp. was a better candidate for biofuel production as its dry weight lipid content increased from 20% to 39% when exposed fermentation CO2. While the lipid content of Chlamydomonas sp. culture that grew under atmospheric CO2 reached 24% of biomass dry weight at the end of experiment (day 16) from its initial 20%. It was found that protein content with fermentation CO2 was 42.5% of Coccomyxa sp. biomass dry weight. Protein content of Chlamydomonas reinhardtii and Chlamydomonas sp. dry weight were 30.7% and 27.4%, respectively.Master of Applied Science (M.A.Sc) in Engineering Scienc

    Exploring the retention factors that contribute to the satisfaction and well-being of foster parents in an Indigenous child and family well-being agency in Northeastern Ontario during the COVID-19 pandemic

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    This study aims to better understand foster parent satisfaction and well-being by exploring factors contributing to foster parent retention in an Indigenous Children’s Aid Society in Northeastern Ontario. The research methodology used for the study includes a web-based survey, individual interviews, and traditional talking circles. Utilizing Hanlon et al.’s (2021) five major findings that contribute to foster parent retention, the study examines these findings through the Indigenous medicine wheel quadrants defined as Personal Attributes [and skills] in the East (the starting place), Relationship to Child Welfare System in the South (where relationships reside), Material Resources [financial support and access to services aka ‘practical needs’] in the West (representing knowledge and respect), and Training and Peer Support in the North (a place of spirituality and healing), with the centre of the wheel being Indigenous foster parent satisfaction and well-being. Notably, the study occurred during the COVID-19 pandemic, which increased parental stress and added a layer of complexity to an already complex role of fostering. Foster parents identified physical and cultural isolation as predominant themes during the COVID-19 pandemic.Master of Social Wor

    Outcome-based judgement categorization of the Supreme Court of Canada

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    Outcome-based judgement categorization of the Supreme Court of Canada (SCC) focuses on the multidisciplinary field of computational law. Regarding court hierarchy, the SCC is the highest court in Canada. Decisions from this court generally bind any lower court. Since court decisions are in a textual format, it is possible to correctly categorize outcomes of the SCC utilizing Natural Language Processing (NLP) techniques. The experiment contained shows algorithmic categorization performance F1 greater than 60. This result is significant given the binary nature of case outcomes (allow, dismiss) that an individual unfamiliar with the law should be able to guess 50% of the time correctly. This work is a preliminary study of future work to indicate the possibility of outcome forecasting in the judicial branch of the government.Master of Science (MSc) in Computational Science

    2SLGBTQ+ community health needs: an advanced practicum report

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    This Advanced Practicum Report outlines activities, learning goals, and experiences of an advanced practicum placement working with the Public Health Sudbury & Districts (PHSD), part of the Ontario provincial chain of health agencies that oversees public health. This paper summarizes the unique experience of a Master of Social Work Student Working as a Queer research assistant, conducting data analysis and policy development for 2SLGBTQ+ population community health within a public health agency. Roles of the student while working for PHSD included: analysis of secondary data from a study of 2SLGBTQ+ community health conducted the previous fall, scanning of existing policies of PHSD for any that pertain to this population, suggesting policy and programing to promote the safety of 2SLGBTQ+ people, writing briefing notes and researching training programs and creating presentations to promote new policy development and programing. This experience highlighted community and individual health disparities for 2SLGBTQ+ people. The lack of useful policies and programs within the PHSD indicated a clear need for better public health approaches for health service agencies in Northern and rural geographic locations like Sudbury and Districts. The outcome of this placement was a clearer knowledge of the needs of queer populations in rural and Northern Ontario, a stronger insight into the relationship between social justice and health equity in public health programing and policy, and a better vision of Social Workers’ roles in promoting health equity and social justice in the development of public health policy.Master of Social Work (MSW

    Fine-tuning a general transformer model on story-lines of IMDB movies database

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    Recent transformer-based language models pre-trained on huge text corpora have shown great success in performing downstream Natural Language Processing (NLP) tasks such as text summarization when fine-tuned on smaller labeled datasets. However, the impact of fine-tuning on improving the performance of pre-trained language models in summarizing movie storylines have not been explored. Moreover, there is a lack of extensive labelled datasets containing movies storylines to allow pre-trained language models delving deeper in this realm. In this research work we propose a novel labelled dataset containing IMDB movie storylines alongside their summaries for teaching pre-trained language models how to perform text summarization on movie storylines. Furthermore, we showcase the potential of this dataset by fine-tuning a T5-base model with the use of this dataset. Our results show that fine-tuning a T5-base model on this dataset can significantly improve the performance in summarizing movie storylinesMaster of Science (M.Sc.) in Computational Science

    Darning the community fabric: an architectural language of healing and repair

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    This thesis investigates a language of development in rural Ontario communities using a process of architectural darning. Through the analysis of metaphor as a human process, landscape is understood through a method of weaving and understanding the embodiment of place through process. Colonial understandings of land and cadastral mapping practices reduce place to a unit of economic power, severing the connection between it and the person. This thesis argues that place is the process of living memory and the creation of agency through shared experience. Applying the darning process to the region Grey County, Ontario, tears in the fabric can be observed as a consequence of colonial extraction and a landscape of violence applied to Indigenous peoples. Manifesting place in learning begins the journey to reconciliation, utilizing the approaches in two-eyed seeing and the agency in continuous local learning. The journey of the healing process takes place within the people who engage in site and add to the body of knowledge.Master of Architecture (M.Arch

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