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Assessment Of College Students In Understanding Beliefs, Behaviors, And Key Levels Of Influence Regarding Covid-19 Vaccine Uptake, Olivia Rosemary Hernandez, Antonio J. Gardner, Leah B. P. Pylate, Barry P. Hunt Apr 2022

Assessment Of College Students In Understanding Beliefs, Behaviors, And Key Levels Of Influence Regarding Covid-19 Vaccine Uptake, Olivia Rosemary Hernandez, Antonio J. Gardner, Leah B. P. Pylate, Barry P. Hunt

Journal of Public Health in the Deep South

Background: As Covid-19 causes increased morbidity and mortality, vaccination status is at the forefront of preventive action. However, approximately 52% of residents still need to be vaccinated in Mississippi. These rates are even higher among the 18–24-year-old demographic, where only 38% have reported full vaccination.Purpose: This study aimed to assess the underlying reasons for COVID-19 vaccination hesitancy among college students in the 18-24-year-old demographic.Methods: A 21-item survey was administered to college students at a large southeastern university to assess their beliefs and vaccination status regarding COVID-19.Results: Regarding safety, intention, and severity of COVID-19, statistical significance was found between those college …


Gestational Age Variation In Human Placental Drug Transporters, Laura Goetzl, Nune Darbinian, Nana Merabova, Lindsay C Devane, Sammanda Ramamoorthy Apr 2022

Gestational Age Variation In Human Placental Drug Transporters, Laura Goetzl, Nune Darbinian, Nana Merabova, Lindsay C Devane, Sammanda Ramamoorthy

Faculty, Staff and Student Publications

Patient and providers' fear of fetal exposure to medications may lead to discontinuation of treatment, disease relapse, and maternal morbidity. Placental drug transporters play a critical role in fetal exposure through active transport but the majority of data are limited to the 3rd trimester, when the majority of organogenesis has already occurred. Our objective was to define gestational age (GA) dependent changes in protein activity, expression and modifications of five major placental drug transporters: SERT, P-gp, NET, BCRP and MRP3. Apical brush border membrane fractions were prepared from fresh 1st, 2nd and 3rd trimester human placentas collected following elective pregnancy …


Following The Science: The Role Of The Academic Medical Center In The Covid-19 Pandemic, Richard L. Summers, Leslie Musshafen, Gailen Marshall, John Bates, Sarika Jain, Jake Johnston, Alexandra Castillo, Krishna Ayyalasomayajula, Ramona Sandlin, I. J. Frame, Seth Lirette, Saurabh Chandra, Ashley Robinson, Michael R. Garrett Apr 2022

Following The Science: The Role Of The Academic Medical Center In The Covid-19 Pandemic, Richard L. Summers, Leslie Musshafen, Gailen Marshall, John Bates, Sarika Jain, Jake Johnston, Alexandra Castillo, Krishna Ayyalasomayajula, Ramona Sandlin, I. J. Frame, Seth Lirette, Saurabh Chandra, Ashley Robinson, Michael R. Garrett

Journal of Public Health in the Deep South

This article reviews the experience and role of an academic medical center in a response to the COVID-19 pandemic.


Fall Risk Prediction Model For Older Men And Women Based On Ambulatory Physical Activity Level – A Cross-Sectional Population-Based Study From The Oporto Region, Paulo Jorge Quintela Cardoso-Carmo, Adjane Maria Pontes César, Manuel Rubim Silva Santos, Maria Joana Mesquita Barbosa De Carvalho Apr 2022

Fall Risk Prediction Model For Older Men And Women Based On Ambulatory Physical Activity Level – A Cross-Sectional Population-Based Study From The Oporto Region, Paulo Jorge Quintela Cardoso-Carmo, Adjane Maria Pontes César, Manuel Rubim Silva Santos, Maria Joana Mesquita Barbosa De Carvalho

Baltic Journal of Health and Physical Activity

Introduction. Falls among the elderly are an important community health problem due to its high incidence, functional and social repercussion. Dissimilar results arose in recent studies concerning fall risk and physical activity levels. This study measures the association between physical activity (PA) levels, and fall risk (FR), investigates which levels of PA are influential in FR and presents a fall risk prediction models for the elderly. Material and Methods. One hundred and seventy elderly adults (72.34 ± 6.70 years old, 124 female), completed Performance-Orientated-Mobility-Assessment; PA was assessed by accelerometry. Pearson’s correlation verified the association between FR, Age, and PA. Multiple …


Determinants Of State Average Life Expectancy, Alex Grimes, Spencer Sprague, Cole Thomas Apr 2022

Determinants Of State Average Life Expectancy, Alex Grimes, Spencer Sprague, Cole Thomas

Student Scholarship - College of Business

In this paper, our dependent variable is average life expectancy by state in the United States. The purpose is to determine which factors have an impact on average life expectancy, as well as the magnitude of these impacts. While other studies have been conducted on life expectancy, our focus is different in a subtle but important way. Rather than centering on individual life expectancy, studying factors like “activity” or “genetics,” we focus on the broader population in a state and which factors affect life expectancy on a macro-scale. There is little known about this topic that isn’t in direct reference …


A Case Study In Resiliency: How A University Survived A Pandemic, Mary Ellen Stewart Apr 2022

A Case Study In Resiliency: How A University Survived A Pandemic, Mary Ellen Stewart

Dissertations

This case study was conducted to investigate how the COVID-19 pandemic affected the campus of a small private university in central Mississippi, where traditionally, relational community and interaction were key contributors to campus culture. Through document analysis, individual interviews with campus leaders, and focus groups consisting of members of key departments, the role of resiliency was examined during the early days of the COVID-19 pandemic. Emerging from the data were the four thematic categories of leadership, campus culture, engagement and interaction, and challenges. Key components in each category revealed the significance of resiliency of university leaders, faculty, and staff as …


Making Forests, Making Communities: An Ethnography Of Reforestation In Monteverde, Costa Rica, Megan Brown Apr 2022

Making Forests, Making Communities: An Ethnography Of Reforestation In Monteverde, Costa Rica, Megan Brown

Anthropology Theses and Dissertations

Reforestation is not just planting trees in the ground. More than net increase in forest cover, reforestation is a complex political endeavor undertaken by both humans and non-humans and a popular climate change mitigation tactic. However, little research has examined the dynamics between selection of specific reforestation strategies, health, and community resilience, particularly with attention to entanglements between the lives of both human and non-human forest dwellers. This ethnographic work, based on six months of in-person fieldwork and six months of digital ethnography, examines reforestation and forest relations in Costa Rica’s Monte Verde zone, a region which experienced widespread deforestation, …


The Relationship Between Screen Time, Weight Status, And Fatty Liver Disease In U.S. Adolescents, A Cross-Sectional Study Using Nhanes, 2017-2018, Becky J. Thomas Apr 2022

The Relationship Between Screen Time, Weight Status, And Fatty Liver Disease In U.S. Adolescents, A Cross-Sectional Study Using Nhanes, 2017-2018, Becky J. Thomas

Master of Public Health Program Student Publications

Objective: The purpose of this study was to assess if screen time in U.S. adolescents is positively associated with evidence of fatty liver disease (steatosis and/or fibrosis) on FibroScan technology and to test the hypothesis that being overweight or obese mediates this relationship.

Methods: The analysis used cross-sectional data from 12–17-year-old participants (n = 612) in the 2017-2018 National Health and Nutrition Examination Survey (NHANES) to evaluate the association between self-reported average daily screen time and the presence of liver steatosis and/or fibrosis using FibroScan. Adjusted logistic regression analysis was performed to describe the independent association between screen time and …


Fungal Burden Of Disease In Central And South America, Urmimala Chaudhuri Apr 2022

Fungal Burden Of Disease In Central And South America, Urmimala Chaudhuri

Master of Public Health Program Student Publications

Background: Serious fungal infections are associated with an increase in mortality. Globally, fungal infections affect high-risk groups such as individuals with HIV/AIDS, asthma, transplant recipients, and those on immunosuppression. The most common fungal diseases include Histoplasmosis, Pneumocystis pneumonia (PCP), Candidiasis, and Allergic bronchopulmonary aspergillosis (ABPA). Epidemiological information on the prevalence of fungal diseases has been limited, particularly in Central and South America due to inadequate surveillance. Purpose: The aim of this review was to evaluate the burden of common fungal diseases in Central and South America and discuss strategies of national surveillance. Methods: PubMed searches were conducted from the years …


Medical Necessity Of Residential Treatment For Anorexia: Can Parity Be Achieved?, Abbey Derechin Apr 2022

Medical Necessity Of Residential Treatment For Anorexia: Can Parity Be Achieved?, Abbey Derechin

Northwestern Journal of Law & Social Policy

This Note examines the statutory landscape of mental health parity in the United States. The lens of this Note is through the mental illness of anorexia. Parity laws mandate analogous limitations between mental and physical illness. Therefore, because anorexia has many physical manifestations, it serves as a nice juxtaposition to physical illnesses. This Note will argue for broad interpretation of the Mental Health Parity and Addiction Equity Act (MHPAEA) through comparative analysis of counterpart statute, the California Mental Health Parity Act (CMHPA). It will explore how courts have interpreted the CMHPA broadly to suggest that the MHPAEA should be interpreted …


Application Of The Precede-Proceed Planning Model In Designing An Infant Mortality Mitigation Strategy, Alexandria Hawkinson Apr 2022

Application Of The Precede-Proceed Planning Model In Designing An Infant Mortality Mitigation Strategy, Alexandria Hawkinson

Senior Theses

In this paper, I present a clinical intervention strategy aimed at mitigating infant mortality rates through application of the PRECEDE-PROCEED planning model. These steps involve analyzing the social implications of infant mortality among non-Hispanic black women in the state of South Carolina and identifying contributing factors of preterm birth via a thorough literature review. After concluding that adverse childhood experiences are linked to preterm birth and its contributing factors, I utilize the Health Belief Model to develop a health promotion program titled Empowered Mothers of South Carolina. This program works towards increasing acknowledgment of adverse childhood experiences and implementation of …


Wastewater Surveillance Of Sars-Cov-2 On American University Campuses: A Comparison Of Responses To The Covid-19 Pandemic, Emily Gosnell Apr 2022

Wastewater Surveillance Of Sars-Cov-2 On American University Campuses: A Comparison Of Responses To The Covid-19 Pandemic, Emily Gosnell

Senior Theses

Wastewater surveillance has been used for a variety of purposes but, in recent years, has most notably been utilized during the COVID-19 pandemic. Many universities in the United States used it as a means of monitoring levels of the SARS-CoV-2 virus on their campuses. The University of South Carolina, University of Arizona, and University of North Carolina- Charlotte were three such schools. An analysis of data published by these three schools has been used to synthesize a proposed list of best methods to be used by other universities during the reemergence of SARS-CoV-2 or during the outbreak of a new …


The Correlation Between Vaccine Hesitancy And Privilege: Exploring The Degree To Which Education And Income Foster Resistance To Vaccination Efforts, Sophie Goldenberg Apr 2022

The Correlation Between Vaccine Hesitancy And Privilege: Exploring The Degree To Which Education And Income Foster Resistance To Vaccination Efforts, Sophie Goldenberg

Independent Study Project (ISP) Collection

Vaccine hesitancy is a public health issue of growing concern. Extensive pre-existing literature offers several explanations and conflicting viewpoints regarding reluctance toward vaccinations. However, minimal research has been done exploring the upstream social determinants driving vaccine hesitancy. Utilizing academic and gray literature and interviews with experts in the field, this study addresses this gap in knowledge with the research question: To what extent does privilege impact vaccine hesitancy and resistance? Vaccine hesitancy appears globally and is particularly concerning given the re-emergence of vaccine-preventable diseases (VPDs). Additionally, due to inconsistent causes, vaccine hesitancy is difficult to combat. In referencing the history …


Evaluating The Validity Of Restrictions On Blood Donation Eligibility For Men Who Have Sex With Men (Msm) In The United States, France, And Switzerland, Swathi Gorantla Apr 2022

Evaluating The Validity Of Restrictions On Blood Donation Eligibility For Men Who Have Sex With Men (Msm) In The United States, France, And Switzerland, Swathi Gorantla

Independent Study Project (ISP) Collection

For the first time in a decade, the number of new human immunodeficiency virus (HIV) diagnoses is higher for heterosexual people compared to gay and bisexual men (Florêncio, 2022). Additionally, in the United States, the American Red Cross has declared a national blood crisis due to the nationwide shortage of donated blood. During this crisis, charged with the new information on HIV diagnosis rates, many advocates for the Lesbian, Gay, Bisexual, Transgender, Queer (LGBTQ+) community question why discriminatory policy surrounding gay and bisexual men donating still exist around the world. These policies are changing worldwide – several European countries have …


Epidemiology In Higher Education: Scarlet Fever At Gettysburg College, Addison E. Lomax Apr 2022

Epidemiology In Higher Education: Scarlet Fever At Gettysburg College, Addison E. Lomax

Student Publications

Throughout the early 20th century, the relationship between higher education and the spread of epidemic disease evolved in the United States. Two notable epidemics of scarlet fever in 1915 and 1920 serve as a lens through which the larger roles of disease and higher education can be analyzed. By assessing the roles both the administration and the students played at Gettysburg College, then Pennsylvania College, historians can understand the process of combating health crises in the future. Although the Pennsylvania College scarlet fever epidemics of 1915 and 1920 impacted campus to a smaller extent than the 2020 COVID-19 pandemic, the …


Genetic Testing For Non-Major Biology Students, Taylor Banton Apr 2022

Genetic Testing For Non-Major Biology Students, Taylor Banton

Honors Projects

The goal of this Honors Project is to teach non-major biology students (BIOL-100) the concept of genetic testing and the importance of interpreting genetic results. I created a lab manual, a PowerPoint presentation, and quiz assessments to help students easily understand the material while also performing lab techniques that are crucial to scientific research. This is a two-week lab where students will test their own DNA and interpret the results using PCR and gel electrophoresis. In the lab at school, students cannot obtain real genetic results because the lab focuses on a portion of the genome that is not used …


Vaccine Hesitancy In The Post-Covid-19 Era: An Interdisciplinary Approach For A Trust-And-Risk Paradigm With Governmental And Intergovernmental Implications, Laurent Cleenewerck De Kiev, Danny A. Schieffler Apr 2022

Vaccine Hesitancy In The Post-Covid-19 Era: An Interdisciplinary Approach For A Trust-And-Risk Paradigm With Governmental And Intergovernmental Implications, Laurent Cleenewerck De Kiev, Danny A. Schieffler

Healthcare Informatics Faculty Publications

Vaccine hesitancy was described as a major global health challenge by the World Health Organization before the outset of the COVID-19 pandemic (Ten Health Issues WHO Will Tackle This Year, 2019).

During the COVID-19 pandemic, the introduction of several new vaccines (notably Pfizer, Moderna, J&J) and with them new vaccine technologies (mRNA) under emergency use authorization (EUA), combined with the political context of these vaccines’ accelerated development, triggered a heightened level of vaccine hesitancy and refusal in the United States and around the world (FDA, 2021).

This paper study undertakes to investigate the foundations and recent evolution of this phenomenon …


Superfund And Society Benumbed: An In-Depth Look At Environmental Justice In South Carolina, Sydney A. Hampton Apr 2022

Superfund And Society Benumbed: An In-Depth Look At Environmental Justice In South Carolina, Sydney A. Hampton

Senior Theses

This thesis investigates the relationship between superfund sites in minority communities and their public health through the lens of social vulnerability. Various demographic parameters were used to assess the risk associated with minority communities and exposure to hazardous waste. After investigating the history of the Environmental Justice movement, three superfund sites of interest in South Carolina, and demographic and public health data; each community was analyzed to determine association between exposure to hazardous waste and minority status. Each examined community exhibited characteristics contributing to heightened social vulnerability, potentially causing increased susceptibility to negative health outcomes from exposure to hazardous waste.


Exploration Of The Role Of Neighborhood Residential Segregation By Race And Ethnicity In Obesity Risk Among School-Aged, Melissa L. Fair Apr 2022

Exploration Of The Role Of Neighborhood Residential Segregation By Race And Ethnicity In Obesity Risk Among School-Aged, Melissa L. Fair

Theses and Dissertations

Youth obesity prevalence remains high, despite decades of intervention. Grounded in the social ecological model, neighborhoods and schools are important settings in addressing the complex systems that influence obesity. Contributing to disparities, by race/ethnicity, Black and Hispanic youth are more likely to live in segregated neighborhoods and attend segregated schools, which are also more likely to have high rates of poverty and are less likely to have high quality nutrition and built environments. Leveraging data from local school district (district and state department of education) and national datasets (ACS, Childhood Opportunity Index 2.0), this study examined the associations between school …


Bright Light Treatment Of Combat-Related Ptsd: A Randomized Controlled Trial, Shawn D. Youngstedt, Christopher E. Kline, Alexandria Reynolds, Shannon K. Crowley, James B. Burch Ph.D., Nidha Khan, Seungyong Han Apr 2022

Bright Light Treatment Of Combat-Related Ptsd: A Randomized Controlled Trial, Shawn D. Youngstedt, Christopher E. Kline, Alexandria Reynolds, Shannon K. Crowley, James B. Burch Ph.D., Nidha Khan, Seungyong Han

Faculty Publications

Introduction

Post-traumatic stress disorder (PTSD) is a prevalent consequence of combat with significant associated morbidity. Available treatments for PTSD have had limitations, suggesting a need to explore alternative or adjuvant treatments. Numerous rationales for bright light treatment of PTSD include its benefits for common PTSD comorbidities of depression, anxiety, and circadian misalignment and its relative ease of use with few side effects. The primary aims of this research were to examine the effects of bright light treatment for combat-related PTSD and associated morbidity. Materials and Methods

A randomized controlled trial was performed in N = 69 veterans with PTSD attributable …


The Relationship Between Leader-Member Exchange And Citizen Willingness To Comply With Governmental Public Health Mandates Concerning Covid-19 In Dougherty County, Georgia: A Mixed Methods Analysis, Travis H. Goodson Apr 2022

The Relationship Between Leader-Member Exchange And Citizen Willingness To Comply With Governmental Public Health Mandates Concerning Covid-19 In Dougherty County, Georgia: A Mixed Methods Analysis, Travis H. Goodson

Doctoral Dissertations and Projects

As of February 8, 2022, more than 394,381,395 individuals across the globe have contracted COVID-19; and from this number, reportedly more than 5,735,179 have died due to the virus (World Health Organization, 2022). Amid the COVID-19 pandemic, local, state, and federal governments have fielded a host of public health mandates in an attempt to curtail the spread of the virus; however, little is known about the efficacy of such mandates and how willing compliance is obtained through perceived high-quality leader-member exchanges. Compliance is best defined as willing conformity to official requirements; here, compliance is examined through the lens of relational …


Development Of Training Curriculum To Improve Patient Communication Skills And Social Support Among Community Health Workers, Jennifer Holcomb, Gayla M Ferguson, Logan Thornton, Linda Highfield Apr 2022

Development Of Training Curriculum To Improve Patient Communication Skills And Social Support Among Community Health Workers, Jennifer Holcomb, Gayla M Ferguson, Logan Thornton, Linda Highfield

Faculty, Staff and Student Publications

BACKGROUND: Effective provider communication skills are important for patient decision-making and understanding, particularly for those with low health literacy. A gap exists in training methods and curriculum for community health workers (CHWs). Brief description of activity: Through a clinical and academic partnership, pilot training curriculum focused on patient communication skills was developed to align with CHW scope of work.

IMPLEMENTATION: The curriculum was implemented in three 2-hour training sessions over WebEx with seven state-certified CHWs. The goal was for CHWs to understand the key elements and application of active listening, Teach Back, and action planning in a clinical setting. The …


An Efficient Magnetic Resonance Image Data Quality Screening Dashboard, Evan D H Gates, Adrian Celaya, Dima Suki, Dawid Schellingerhout, David Fuentes Apr 2022

An Efficient Magnetic Resonance Image Data Quality Screening Dashboard, Evan D H Gates, Adrian Celaya, Dima Suki, Dawid Schellingerhout, David Fuentes

Faculty, Staff and Student Publications

Purpose: Complex data processing and curation for artificial intelligence applications rely on high-quality data sets for training and analysis. Manually reviewing images and their associated annotations is a very laborious task and existing quality control tools for data review are generally limited to raw images only. The purpose of this work was to develop an imaging informatics dashboard for the easy and fast review of processed magnetic resonance (MR) imaging data sets; we demonstrated its ability in a large-scale data review.

Methods: We developed a custom R Shiny dashboard that displays key static snapshots of each imaging study and its …


“Pandemias Políticas: The Effects Of Political And Social Instability On Infectious Disease Epidemiology In Latin America"”, Sarah H. Noonan Apr 2022

“Pandemias Políticas: The Effects Of Political And Social Instability On Infectious Disease Epidemiology In Latin America"”, Sarah H. Noonan

Senior Theses

This paper seeks to analyze the relationship between political and social unrest and conflict and infectious disease epidemiology in Latin America. An analysis of published literature regarding epidemiological, biomedical, political, and historical content was conducted to highlight potential connections between infectious disease epidemics and sociopolitical conflict in the region. Specific analyses of Smallpox, Venezuelan Equine Encephalitis, Chagas disease, Cholera, Dengue, and COVID-19 were conducted, in an effort to uncover potential causations and context of epidemics of these conditions. Results of this analysis depict a necessity for further research into public health and disease control mechanisms during times of conflict and …


Microplastics, The Environment, And Reproductive Health: How Is The Accumulation Of Microplastics In Our Environment And Bodies Impacting Reproductive Health?, Katherine Hayward Apr 2022

Microplastics, The Environment, And Reproductive Health: How Is The Accumulation Of Microplastics In Our Environment And Bodies Impacting Reproductive Health?, Katherine Hayward

Independent Study Project (ISP) Collection

As global trends in both production and consumption of plastics continue to evolve, the bioaccumulation and biomagnification of microplastic particles in our everyday lives follow suit. This increasingly relevant problem has only recently been explored in the context of global health, and more specifically, reproductive health. Along with this steady increase in plastics and our exposure to them, researchers have separately observed adverse patterns in reproductive health. The chemicals involved throughout the microplastic life cycle may be playing a key role in these simultaneous patterns. With the aid of previous studies and publications on microplastics, exposure pathways, endocrine disruptors, and …


Perspectives About Food Safety In Diverse Low- And Middle-Income Countries, Sejla Isanovic Apr 2022

Perspectives About Food Safety In Diverse Low- And Middle-Income Countries, Sejla Isanovic

Theses and Dissertations

Concerns about unsafe food influence food choice, and consumption of unsafe foods increases morbidity and mortality, particularly in low- and middle-income countries. Actions to ensure safety of food are dominated by mitigation of biological and chemical hazards through supply-side risk management, disregarding individuals’ experiences and perspectives of food safety. We aimed to identify and categorize perspectives about food safety in five countries. Five Drivers of Food Choice projects provided transcripts from 17 focus groups discussions and 303 interviews in Kenya, Ghana, India, Guinea, and Vietnam. We analyzed transcripts using a priori and emergent codes. Individuals constructed meaning about food safety …


The Impact Of Cannabis And Alcohol Use On The Management Of Type 1 Diabetes Mellitus, Joshua Eric Sellner Apr 2022

The Impact Of Cannabis And Alcohol Use On The Management Of Type 1 Diabetes Mellitus, Joshua Eric Sellner

Theses and Dissertations

This dissertation sought to contribute to the evidence-base of diabetes management and acute complications associated with alcohol and cannabis use among individuals with Type 1 Diabetes (T1DM). Three interconnected studies were initiated to complete this goal. First, existing literature surrounding the potential consequences of cannabis consumption among individuals with T1DM were summarized within a systematic review. Study results were combined to provide a single measure of association through a meta-analysis. Second, identified associations were further investigated through a cross-sectional study using the SEARCH for Diabetes in Youth data on alcohol and cannabis use on diabetes management and acute complications including …


Associations Of The Fto Gene And Risk Of Acute Myeloid Leukemia, Avery Ulrich Apr 2022

Associations Of The Fto Gene And Risk Of Acute Myeloid Leukemia, Avery Ulrich

Theses and Dissertations

Background Acute Myeloid Leukemia (AML) is a blood cancer that affects ~70,000 people each year in the US. The Fat Mass and Obesity (FTO) gene on chromosome 16 has been reported to be associated with obesity, solid tumor cancers (lung, renal, breast, prostate, pancreatic, endometrial), and more recently with hematologic malignancies, like AML. In this thesis, we test the hypothesis that inherited variants within the FTO gene are associated with an increased risk of AML. Methods Using the DISCOVeRY-BMT (Determining the Influence of Susceptibility COnveying Variants Related to one-Year mortality after Blood and Marrow Transplantation), a well-powered genome-wide association study …


Pgc1Α/Β Expression Predicts Therapeutic Response To Oxidative Phosphorylation Inhibition In Ovarian Cancer, Carmen Ghilardi, Catarina Moreira-Barbosa, Laura Brunelli, Paola Ostano, Nicolò Panini, Monica Lupi, Alessia Anastasia, Fabio Fiordaliso, Monica Salio, Laura Formenti, Massimo Russo, Edoardo Arrigoni, Ferdinando Chiaradonna, Giovanna Chiorino, Giulio Draetta, Joseph R Marszalek, Christopher P Vellano, Roberta Pastorelli, Mariarosa Bani, Alessandra Decio, Raffaella Giavazzi Apr 2022

Pgc1Α/Β Expression Predicts Therapeutic Response To Oxidative Phosphorylation Inhibition In Ovarian Cancer, Carmen Ghilardi, Catarina Moreira-Barbosa, Laura Brunelli, Paola Ostano, Nicolò Panini, Monica Lupi, Alessia Anastasia, Fabio Fiordaliso, Monica Salio, Laura Formenti, Massimo Russo, Edoardo Arrigoni, Ferdinando Chiaradonna, Giovanna Chiorino, Giulio Draetta, Joseph R Marszalek, Christopher P Vellano, Roberta Pastorelli, Mariarosa Bani, Alessandra Decio, Raffaella Giavazzi

Faculty, Staff and Student Publications

Ovarian cancer is the deadliest gynecologic cancer, and novel therapeutic options are crucial to improve overall survival. Here we provide evidence that impairment of oxidative phosphorylation (OXPHOS) can help control ovarian cancer progression, and this benefit correlates with expression of the two mitochondrial master regulators PGC1α and PGC1β. In orthotopic patient-derived ovarian cancer xenografts (OC-PDX), concomitant high expression of PGC1α and PGC1β (PGC1α/β) fostered a unique transcriptional signature, leading to increased mitochondrial abundance, enhanced tricarboxylic acid cycling, and elevated cellular respiration that ultimately conferred vulnerability to OXPHOS inhibition. Treatment with the respiratory chain complex I inhibitor IACS-010759 caused mitochondrial swelling …


Effect Of Perfluorocarbon Composition On Activation Of Phase-Changing Ultrasound Contrast Agents, Trevor M Mitcham, Dmitry Nevozhay, Yunyun Chen, Linh D Nguyen, Gianmarco F Pinton, Stephen Y Lai, Konstantin V Sokolov, Richard R Bouchard Apr 2022

Effect Of Perfluorocarbon Composition On Activation Of Phase-Changing Ultrasound Contrast Agents, Trevor M Mitcham, Dmitry Nevozhay, Yunyun Chen, Linh D Nguyen, Gianmarco F Pinton, Stephen Y Lai, Konstantin V Sokolov, Richard R Bouchard

Faculty, Staff and Student Publications

BACKGROUND: While microbubble contrast agents (MCAs) are commonly used in ultrasound (US), they are inherently limited to vascular targets due to their size. Alternatively, phase-changing nanodroplet contrast agents (PNCAs) can be delivered as nanoscale agents (i.e., small enough to extravasate), but when exposed to a US field of sufficient mechanical index (MI), they convert to MCAs, which can be visualized with high contrast using nonlinear US.

PURPOSE: To investigate the effect of perfluorocarbon (PFC) core composition and presence of cholesterol in particle coatings on stability and image contrast generated from acoustic activation of PNCAs using high-frequency US suitable for clinical …