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Genetic Predisposition To Necrotizing Enterocolitis In Premature Infants: Current Knowledge, Challenges, And Future Directions., Alain Cuna, Lovya George, Venkatesh Sampath Dec 2018

Genetic Predisposition To Necrotizing Enterocolitis In Premature Infants: Current Knowledge, Challenges, And Future Directions., Alain Cuna, Lovya George, Venkatesh Sampath

Manuscripts, Articles, Book Chapters and Other Papers

The role of genetics in the pathogenesis of necrotizing enterocolitis (NEC) was initially informed by epidemiological data indicating differences in prevalence among different ethnic groups as well as concordance in twins. These early observations, together with major advances in genomic research, paved the way for studies that begin to reveal the contribution of genetics to NEC. Using the candidate gene or pathway approach, several potential pathogenic variants for NEC in premature infants have already been identified. More recently, genome-wide association studies and exome-sequencing based studies for NEC have been reported. These advances, however, are tempered by the lack of adequately …


Effective Measures Of Weight Gain Five Years Post-Kidney Transplantation, Tara Calico Cherry Dec 2018

Effective Measures Of Weight Gain Five Years Post-Kidney Transplantation, Tara Calico Cherry

Theses and Dissertations (ETD)

BACKGROUND: Weight gain is commonly observed post-kidney transplantation and is associated with unfavorable health outcomes, such as graft loss, new onset diabetes, and cardiovascular disease. The purpose of this study was to determine the most effective measure for assessing body composition after kidney transplantation.

DESIGN: The study was a descriptive correlational follow-up study from a single kidney transplant site.

SUBJECTS: A total of 45 eligible patients from a 2007-2011 parent study were selected, ages of 37 to 78.

MEASUREMENTS: Body composition was obtained 5–8 years posttransplant via anthropometric measures (waist circumference, body mass index, and dual energy X-ray …


Epidermal Growth Factor Receptor (Egfr) Inhibition By Polychlorinated Biphenyls Contributes To Non-Alcoholic Fatty Liver Disease (Nafld)., Josiah Hardesty Dec 2018

Epidermal Growth Factor Receptor (Egfr) Inhibition By Polychlorinated Biphenyls Contributes To Non-Alcoholic Fatty Liver Disease (Nafld)., Josiah Hardesty

Electronic Theses and Dissertations

This dissertation describes how poly-chlorinated biphenyls (PCBs) exacerbate the pathogenesis of non-alcoholic fatty liver disease (NAFLD). While PCBs were banned in 1979, they still persist in contaminated biota, including food, and are detected in human plasma and adipose. The body burden of PCBs is associated with elevation of liver enzymes and necrosis markers in humans, characteristic of NAFLD. PCB exposure in high-fat diet fed mice leads to steatohepatitis that recapitulate the findings seen in exposed humans. The global estimate of people diagnosed with NAFLD is up to 1 in 4 people, unrelated to dietary or genetic factors. The hepatic mechanisms …


Investigation Of Novel Virulence Mechanisms In Candida Albicans, Elisa Marie Tafoya Vesely Dec 2018

Investigation Of Novel Virulence Mechanisms In Candida Albicans, Elisa Marie Tafoya Vesely

Dissertations and Theses (Open Access)

Candida albicans is the most important fungal species associated with humans. Normally present in the human microbiome as a commensal colonizer, C. albicans is also the fourth most prevalent organism isolated from bloodstream infections in hospitals. Disseminated infections have an associated mortality rate of around 40%. The results of the work described in this dissertation cover the broad subject of C. albicans adaptation to the host and the mechanisms by which this organism is able to survive and cause infection through a variety of means. A key determinant in disease progression is interaction with innate immune cells, specifically macrophages and …


Examining The Impact Of Hiv Medical And Social Case Management Program On Viral Load For Clients Living With Hiv/Aids In Nebraska, Abdulla Munir Dec 2018

Examining The Impact Of Hiv Medical And Social Case Management Program On Viral Load For Clients Living With Hiv/Aids In Nebraska, Abdulla Munir

Capstone Experience: Master of Public Health

Abstract

Case management (CM) is one of the standard practices that has been implemented since 1990 to help people living with HIV/AIDS (PLWHA) in the United States. The program is designed for low-income populations and it aims to address the barriers related to access to health care and improve the HIV outcomes. Previous studies identified a positive association with the provision of CM and improvement in viral outcomes. Increasing the viral suppression rates among HIV diagnosed individuals proved to reduce the risk of transmitting the infection, and disease incidence. Although CM program is provided to Nebraskans diagnosed with HIV, but …


Hdl In Endocrine Carcinomas: Biomarker, Drug Carrier, And Potential Therapeutic, Emily E. Morin, Xiang-An Li, Anna Schwendeman Nov 2018

Hdl In Endocrine Carcinomas: Biomarker, Drug Carrier, And Potential Therapeutic, Emily E. Morin, Xiang-An Li, Anna Schwendeman

Physiology Faculty Publications

High-density lipoprotein (HDL) have long been studied for their protective role against cardiovascular diseases, however recently relationship between HDL and cancer came into focus. Several epidemiological studies have shown an inverse correlation between HDL-cholesterol (HDL-C) and cancer risk, and some have even implied that HDL-C can be used as a predictive measure for survival prognosis in for specific sub-population of certain types of cancer. HDL itself is an endogenous nanoparticle capable of removing excess cholesterol from the periphery and returning it to the liver for excretion. One of the main receptors for HDL, scavenger receptor type B-I (SR-BI), is highly …


Protein Aggregates And Polyglutamine Tracts In Neurodegenerative Disease, John Mack Nov 2018

Protein Aggregates And Polyglutamine Tracts In Neurodegenerative Disease, John Mack

Senior Honors Theses

The incidence of neurodegenerative diseases such as Alzheimer's Disease, Parkinson's Disease, Huntington's Disease and other Polyglutamine Diseases is projected to dramatically increase throughout the developed world, and yet the pathology of these diseases remains poorly understood. One pathway that these neurodegenerative diseases share is the accumulation of pathologic proteins which are not only harmful in their soluble form but may go on to form toxic aggregates. In many cases, a consensus has yet to be reached concerning the mechanism for protein aggregation. Therefore, the exploration of the roles of these proteins and their possible mechanisms, along with potential techniques for …


Equalization Of Four Cardiovascular Risk Algorithms After Systematic Recalibration: Individual-Participant Meta-Analysis Of 86 Prospective Studies, Lisa Pennells, Stephen Kaptoge, Angela Wood, Mike Sweeting, Xiaohui Zhao, Ian White, Stephen Burgess, Peter Willeit, Thomas Bolton, Karel G. M. Moons, Yvonne T. Van Der Schouw, Randi Selmer, Kay-Tee Khaw, Vilmundur Gudnason, Gerd Assman, Philippe Amouyel, Veikko Salomaa, Mika Kivimaki, Borge G. Nordestgaard, Michael J. Blaha, Lewis H. Kuller, Hermann Brenner, Richard F. Gillum, Christa Meisinger, Ian Ford, Matthew W. Knuiman, Annika Rosengren, Debbie A. Lawlor, Henry Volzke, Cyrus Cooper, Alejandro Marin Ibañez, Edoardo Casiglia, Jussi Kauhanen, Jackie A. Cooper, Beatriz Rodriguez, Johan Sundstrom, Elizabeth Barrett-Connor, Rachel Dankner, Paul J. Nietert, Karina W. Davidson, Robert B. Wallace, Dan G. Blazer, Cecilia Bjorkelund, Chiara Donfrancesco, Harlan M. Krumholz, Aulikki Nissinen, Barry R. Davis, Sean Coady, Peter H. Whincup, Torben Jorgensen, Pierre Ducimetiere, Maurizo Trevisan, Gunnar Engstrom, Carlos J. Crespo, Tom W. Meade, Marjolein Visser, Daan Kromhout, Stefan Kiechl, Makoto Daimon, Jackie F. Price, Agustin Gomez De La Camara, J. Wouter Jukema, Benoit Lamarche, Altan Onat, Leon A. Simons, Maryam Kavousi, Yoav Ben-Shlomo, John Gallacher, Jacqueline M. Dekker, Hisatomi Arima, Nawar Shara, Robert W. Tipping, Ronan Roussel, Eric J. Brunner, Wolfgang Koenig, Masaru Sakurai, Jelena Pavlovic, Ron T. Gansevoort, Dorothea Nagel, Uri Goldbourt, Elizabeth L. M. Barr, Luigi Palmieri, Inger Njolstad, Shinichi Sato, W. M. Monique Verschuren, Cherian V. Varghese, Ian Graham, Oyere Onuma, Philip Greenland, Mark Woodward, Majid Ezzati, Bruce M. Psaty, Naveed Sattar, Rod Jackson, Paul M. Ridker, Nancy R. Cook, Ralph B. D'Agostino Sr., Simone G. Thompson, John Danesh, Emanuele Di Angelantonio Nov 2018

Equalization Of Four Cardiovascular Risk Algorithms After Systematic Recalibration: Individual-Participant Meta-Analysis Of 86 Prospective Studies, Lisa Pennells, Stephen Kaptoge, Angela Wood, Mike Sweeting, Xiaohui Zhao, Ian White, Stephen Burgess, Peter Willeit, Thomas Bolton, Karel G. M. Moons, Yvonne T. Van Der Schouw, Randi Selmer, Kay-Tee Khaw, Vilmundur Gudnason, Gerd Assman, Philippe Amouyel, Veikko Salomaa, Mika Kivimaki, Borge G. Nordestgaard, Michael J. Blaha, Lewis H. Kuller, Hermann Brenner, Richard F. Gillum, Christa Meisinger, Ian Ford, Matthew W. Knuiman, Annika Rosengren, Debbie A. Lawlor, Henry Volzke, Cyrus Cooper, Alejandro Marin Ibañez, Edoardo Casiglia, Jussi Kauhanen, Jackie A. Cooper, Beatriz Rodriguez, Johan Sundstrom, Elizabeth Barrett-Connor, Rachel Dankner, Paul J. Nietert, Karina W. Davidson, Robert B. Wallace, Dan G. Blazer, Cecilia Bjorkelund, Chiara Donfrancesco, Harlan M. Krumholz, Aulikki Nissinen, Barry R. Davis, Sean Coady, Peter H. Whincup, Torben Jorgensen, Pierre Ducimetiere, Maurizo Trevisan, Gunnar Engstrom, Carlos J. Crespo, Tom W. Meade, Marjolein Visser, Daan Kromhout, Stefan Kiechl, Makoto Daimon, Jackie F. Price, Agustin Gomez De La Camara, J. Wouter Jukema, Benoit Lamarche, Altan Onat, Leon A. Simons, Maryam Kavousi, Yoav Ben-Shlomo, John Gallacher, Jacqueline M. Dekker, Hisatomi Arima, Nawar Shara, Robert W. Tipping, Ronan Roussel, Eric J. Brunner, Wolfgang Koenig, Masaru Sakurai, Jelena Pavlovic, Ron T. Gansevoort, Dorothea Nagel, Uri Goldbourt, Elizabeth L. M. Barr, Luigi Palmieri, Inger Njolstad, Shinichi Sato, W. M. Monique Verschuren, Cherian V. Varghese, Ian Graham, Oyere Onuma, Philip Greenland, Mark Woodward, Majid Ezzati, Bruce M. Psaty, Naveed Sattar, Rod Jackson, Paul M. Ridker, Nancy R. Cook, Ralph B. D'Agostino Sr., Simone G. Thompson, John Danesh, Emanuele Di Angelantonio

Publications and Research

Aims: There is debate about the optimum algorithm for cardiovascular disease (CVD) risk estimation. We conducted head-to-head comparisons of four algorithms recommended by primary prevention guidelines, before and after ‘recalibration’, a method that adapts risk algorithms to take account of differences in the risk characteristics of the populations being studied.

Methods & Results: Using individual-participant data on 360737 participants without CVD at baseline in 86 prospective studies from 22 countries, we compared the Framingham risk score (FRS), Systematic COronary Risk Evaluation (SCORE), pooled cohort equations (PCE), and Reynolds risk score (RRS). We calculated measures of risk discrimination and calibration, and …


A Program To Treat Hepatitis B In North Korea: A Model Of Antiviral Therapy In A Resource-Poor Setting, Marcia Ann Kilsby, Alice Unah Lee, Heidi Linton, David C. Hilmers Nov 2018

A Program To Treat Hepatitis B In North Korea: A Model Of Antiviral Therapy In A Resource-Poor Setting, Marcia Ann Kilsby, Alice Unah Lee, Heidi Linton, David C. Hilmers

Faculty Publications

Despite the well-proven, safe and effective therapies for hepatitis B infection, delivery of treatment remains a significant challenge in resource-poor settings. Geopolitical and economic restrictions present additional difficulties in providing care in North Korea. However, treatment of patients with chronic hepatitis B remains a top priority for both the North Korean Ministry of Public Health and international agencies working in North Korean hepatitis healthcare facilities. Working in partnership, a path was created to institute this much-needed program. A consortium of United States and Australian humanitarian non-governmental organizations along with generous individual and corporate donors working in concert with local and …


Orotic Aciduria, Aliah L. Fonteh Nov 2018

Orotic Aciduria, Aliah L. Fonteh

Fidei et Veritatis: The Liberty University Journal of Graduate Research

Orotic acid is an intermediate found in the pathway for pyrimidine synthesis. The mitochondrial enzyme dihydroorotate dehydrogenase (DHODH) catalyzes the production of orotic acid by the conversion of the compound dihydroorotate to orotic acid. Orotic acid is commonly produced by this reaction in erythrocytes, hepatocytes, and kidney cells. Chemical modification of orotic acid in the pyrimidine pathway will generate nucleotides involved in DNA and RNA synthesis. Orotic aciduria can occur as a secondary manifestation due to a defect in an enzyme or transporter within the urea cycle, due to competitive inhibition by anti-cancer drugs such as allopurinol and 6-azauridine, or …


Human-Like Hyperplastic Prostate With Low Zip1 Induced Solely By Zn Deficiency In Rats., Louise Y. Fong, Ruiyan Jing, Karl J. Smalley, Zi-Xuan Wang, Cristian Taccioli, Sili Fan, Hongping Chen, Hansjuerg Alder, Kay Huebner, John L. Farber, Oliver Fiehn, Carlo M. Croce Nov 2018

Human-Like Hyperplastic Prostate With Low Zip1 Induced Solely By Zn Deficiency In Rats., Louise Y. Fong, Ruiyan Jing, Karl J. Smalley, Zi-Xuan Wang, Cristian Taccioli, Sili Fan, Hongping Chen, Hansjuerg Alder, Kay Huebner, John L. Farber, Oliver Fiehn, Carlo M. Croce

Department of Pathology, Anatomy, and Cell Biology Faculty Papers

Prostate cancer is a leading cause of cancer death in men over 50 years of age, and there is a characteristic marked decrease in Zn content in the malignant prostate cells. The cause and consequences of this loss have thus far been unknown. We found that in middle-aged rats a Zn-deficient diet reduces prostatic Zn levels (P = 0.025), increases cellular proliferation, and induces an inflammatory phenotype with COX-2 overexpression. This hyperplastic/inflammatory prostate has a human prostate cancer-like microRNA profile, with up-regulation of the Zn-homeostasis-regulating miR-183-96-182 cluster (fold change = 1.41-2.38; P = 0.029-0.0003) and down-regulation of the Zn …


Molecular Modulation Of Osteoblasts And Osteoclasts In Type 2 Diabetes, Selvalakshmi Rathinavelu, Crissy Guidry-Elizondo, Jameela Banu Nov 2018

Molecular Modulation Of Osteoblasts And Osteoclasts In Type 2 Diabetes, Selvalakshmi Rathinavelu, Crissy Guidry-Elizondo, Jameela Banu

Health & Biomedical Sciences Faculty Publications

Diabetes is a common disease affecting majority of populations worldwide. Since 1980, there has been an increase in the number of people diagnosed as prediabetic and diabetic. Diabetes is characterized by high levels of circulating glucose and leads to most microvascular and macrovascular complications such as retinopathy, nephropathy, neuropathy, stroke, and myocardial infarction. Bone marrow vascular disruption and increased adiposity are also linked to various complications in type II diabetes mellitus. In addition to these complications, type 2 diabetic patients also have fragile bones caused by faulty mineralization mainly due to increased adiposity among diabetic patients that affects both osteoblast …


Stem Cell Generated Β-Cells: A Possible Solution To The Growing Problem Of Type 1 Diabetes, Danielle Rae Steffen Nov 2018

Stem Cell Generated Β-Cells: A Possible Solution To The Growing Problem Of Type 1 Diabetes, Danielle Rae Steffen

Biology: Student Scholarship & Creative Works

Type 1 diabetes is a growing problem throughout the world. At this time, there is no functional cure, only various treatment options. However, in recent years there has been a significant increase in both the quantity and quality of research into potential cures for type 1 diabetes. This has led to a variety of new possibilities, the most promising of which are β-cells generated from the patient’s own stem cells.


Triatomines: Trypanosomatids, Bacteria, And Viruses Potential Vectors? [Review], Caroline Barreto Vieira, Yanna Reis Praça, Kaio Luís Da Silva Bentes, Paula Beatriz Santiago, Sofia Marcelino Martins Silva, Gabriel Dos Santos Silva, Flávia Nader Motta, Izabela Marques Dorado Bastos, Jaime Martins De Santana, Carla Nunes De Araújo Nov 2018

Triatomines: Trypanosomatids, Bacteria, And Viruses Potential Vectors? [Review], Caroline Barreto Vieira, Yanna Reis Praça, Kaio Luís Da Silva Bentes, Paula Beatriz Santiago, Sofia Marcelino Martins Silva, Gabriel Dos Santos Silva, Flávia Nader Motta, Izabela Marques Dorado Bastos, Jaime Martins De Santana, Carla Nunes De Araújo

Harold W. Manter Laboratory of Parasitology: Library Materials

Triatominae bugs are the vectors of Chagas disease, a major concern to public health especially in Latin America, where vector-borne Chagas disease has undergone resurgence due mainly to diminished triatomine control in many endemic municipalities. Although the majority of Triatominae species occurs in the Americas, species belonging to the genus Linshcosteus occur in India, and species belonging to the Triatoma rubrofasciata complex have been also identified in Africa, the Middle East, South-East Asia, and in the Western Pacific. Not all of Triatominae species have been found to be infected with Trypanosoma cruzi, but the possibility of establishing vector transmission …


Hyperhomocysteinemia As A Risk Factor For Vascular Contributions To Cognitive Impairment And Dementia, Brittani R. Price, Donna M. Wilcock, Erica M. Weekman Oct 2018

Hyperhomocysteinemia As A Risk Factor For Vascular Contributions To Cognitive Impairment And Dementia, Brittani R. Price, Donna M. Wilcock, Erica M. Weekman

Physiology Faculty Publications

Behind only Alzheimer’s disease, vascular contributions to cognitive impairment and dementia (VCID) is the second most common cause of dementia, affecting roughly 10–40% of dementia patients. While there is no cure for VCID, several risk factors for VCID, such as diabetes, hypertension, and stroke, have been identified. Elevated plasma levels of homocysteine, termed hyperhomocysteinemia (HHcy), are a major, yet underrecognized, risk factor for VCID. B vitamin deficiency, which is the most common cause of HHcy, is common in the elderly. With B vitamin supplementation being a relatively safe and inexpensive therapeutic, the treatment of HHcy-induced VCID would seem straightforward; however, …


Problems Experienced In The Second And Third Months After Discharge From A Heart Failure-Related Hospitalization, Joan S. Grant, Lucinda J. Graven Oct 2018

Problems Experienced In The Second And Third Months After Discharge From A Heart Failure-Related Hospitalization, Joan S. Grant, Lucinda J. Graven

Journal of Patient-Centered Research and Reviews

The purpose of this study was to identify high-priority problems experienced by individuals during the second and third month after discharge from an acute care facility for heart failure. This descriptive, exploratory study, an extension of a previous analysis that examined high-priority problems in the first month, comprised 19 participants who were assigned to an intervention group that received a randomized, 12-week-pilot coping partnership (COPE-HF) intervention. A trained research nurse provided the intervention, and participants used a standard list to identify high-priority heart failure-related problems. Quantitative and content data analysis was conducted. While the highest-priority problem continued to be managing …


Hidden Cost Of Disease In A Free-Ranging Ungulate: Brucellosis Reduces Mid-Winter Pregnancy In Elk, Gavin C. Cotterill, Paul C. Cross, Arthur D. Middleton, Jared D. Rogerson, Brandon M. Scurlock, Johan T. Du Toit Oct 2018

Hidden Cost Of Disease In A Free-Ranging Ungulate: Brucellosis Reduces Mid-Winter Pregnancy In Elk, Gavin C. Cotterill, Paul C. Cross, Arthur D. Middleton, Jared D. Rogerson, Brandon M. Scurlock, Johan T. Du Toit

Wildland Resources Faculty Publications

Demonstrating disease impacts on the vital rates of free‐ranging mammalian hosts typically requires intensive, long‐term study. Evidence for chronic pathogens affecting reproduction but not survival is rare, but has the potential for wide‐ranging effects. Accurately quantifying disease‐associated reductions in fecundity is important for advancing theory, generating accurate predictive models, and achieving effective management. We investigated the impacts of brucellosis (Brucella abortus) on elk (Cervus canadensis) productivity using serological data from over 6,000 captures since 1990 in the Greater Yellowstone Ecosystem, USA. Over 1,000 of these records included known age and pregnancy status. Using Bayesian multilevel models, …


Determinants Of Uncontrolled Hypertension In Rural Communities In South Asia-Bangladesh, Pakistan, And Sri Lanka, Tazeen Jafar, Mihir Gandhi, Imtiaz Jehan, Aliya Naheed, H Asita De Silva, Hunaina Shahab, Dewan Alam, Nathasha Luke, Ching Wee Lim Wee Lim, Cobra-Bps Study Group Oct 2018

Determinants Of Uncontrolled Hypertension In Rural Communities In South Asia-Bangladesh, Pakistan, And Sri Lanka, Tazeen Jafar, Mihir Gandhi, Imtiaz Jehan, Aliya Naheed, H Asita De Silva, Hunaina Shahab, Dewan Alam, Nathasha Luke, Ching Wee Lim Wee Lim, Cobra-Bps Study Group

Community Health Sciences

Background: Uncontrolled blood pressure (BP) is a leading risk factor for death and disability in South Asia. We aimed to determine the cross-country variation, and the factors associated with uncontrolled BP among adults treated for hypertension in rural South Asia.
Methods: We enrolled 1718 individuals aged ≥40 years treated for hypertension in a cross-sectional study from rural communities in Bangladesh, Pakistan, and Sri Lanka. Multivariable logistic regression model was used to determine the factors associated with uncontrolledBP (systolic BP ≥140 mmHg or diastolic BP ≥90 mmHg).
Results: Among hypertensive individuals, 58.0% (95% confidence interval 55.7, 60.4) had uncontrolled BP: 52.8% …


Unhealthy Lifestyle And The Risk Of Metabolic Syndrome- The Romanian Experience, Angela Cozma, Adela Sitar-Taut, Laura Urian, Adriana Fodor, Ramona Suharoschi, Crina Muresan, Vasile Negrean, Dorel Sampelean, Dumitru Zdrenghea, Dana Pop, Leucuta Daniel, Olga Hilda Orasan Oct 2018

Unhealthy Lifestyle And The Risk Of Metabolic Syndrome- The Romanian Experience, Angela Cozma, Adela Sitar-Taut, Laura Urian, Adriana Fodor, Ramona Suharoschi, Crina Muresan, Vasile Negrean, Dorel Sampelean, Dumitru Zdrenghea, Dana Pop, Leucuta Daniel, Olga Hilda Orasan

Journal of Mind and Medical Sciences

Background. Metabolic syndrome (MetS) represents a clustering of metabolic risk factors for cardiovascular disease. Many studies have shown the influence of an unhealthy lifestyle on the risk of MetS, yet some aspects remain controversial. Aim of the study: to investigate the relationship between an unhealthy lifestyle and the risk of MetS.

Materials and Methods. The study was conducted using a sample of 181 patients, 54 (29.8%) males and 127 (70.2%) females, aged 59.95±10.8 years. The baseline survey involved the completion of structured questionnaires and clinical examination.

Results. Rural environment, lower education level, past smoking, the absence of fruit/vegetables in the …


8th Annual Postdoctoral Science Symposium, University Of Texas Md Anderson Cancer Center Postdoctoral Association Oct 2018

8th Annual Postdoctoral Science Symposium, University Of Texas Md Anderson Cancer Center Postdoctoral Association

Annual Postdoctoral Science Symposium Abstracts

The mission of the Annual Postdoctoral Science Symposium (APSS) is to provide a platform for talented postdoctoral fellows throughout the Texas Medical Center to present their work to a wider audience. The MD Anderson Postdoctoral Association convened its inaugural Annual Postdoctoral Science Symposium (APSS) on August 4, 2011.

The APSS provides a professional venue for postdoctoral scientists to develop, clarify, and refine their research as a result of formal reviews and critiques of faculty and other postdoctoral scientists. Additionally, attendees discuss current research on a broad range of subjects while promoting academic interactions and enrichment and developing new collaborations.


Epidemiology Of Diabetic Foot Infection In The Metro-Detroit Area With A Focus On Independent Predictors For Pathogens Resistant To Recommended Empiric Antimicrobial Therapy, Oryan Henig, Jason M. Pogue, Raymond Cha, Paul E. Kilgore, Umar Hayat, Mahmoud Ja'ara, Raza Muhamad Ali, Salman Mahboob, Rahul Pansare, Kathryn Deeds, Bushra Joarder, Hyndavi Kandala, Sorabh Dhar, Keith S. Kaye Sep 2018

Epidemiology Of Diabetic Foot Infection In The Metro-Detroit Area With A Focus On Independent Predictors For Pathogens Resistant To Recommended Empiric Antimicrobial Therapy, Oryan Henig, Jason M. Pogue, Raymond Cha, Paul E. Kilgore, Umar Hayat, Mahmoud Ja'ara, Raza Muhamad Ali, Salman Mahboob, Rahul Pansare, Kathryn Deeds, Bushra Joarder, Hyndavi Kandala, Sorabh Dhar, Keith S. Kaye

Department of Pharmacy Practice

Background. The polymicrobial nature of diabetic foot infection (DFI) and the emergence of antimicrobial resistance have complicated DFI treatment. Current treatment guidelines for deep DFI recommend coverage of methicillin-resistant Staphylococcus aureus (MRSA) and susceptible Enterobacteriaceae. This study aimed to describe the epidemiology of DFI and to identify predictors for DFI associated with multidrug-resistant organisms (MDROs) and pathogens resistant to recommended treatment (PRRT).

Methods. Adult patients admitted to Detroit Medical Center from January 2012 to December 2015 with DFI and positive cultures were included. Demographics, comorbidities, microbiological history, sepsis severity, and antimicrobial use within 3 months before DFI were obtained …


Astrocyte Activation And The Calcineurin/Nfat Pathway In Cerebrovascular Disease, Susan D. Kraner, Christopher M. Norris Sep 2018

Astrocyte Activation And The Calcineurin/Nfat Pathway In Cerebrovascular Disease, Susan D. Kraner, Christopher M. Norris

Sanders-Brown Center on Aging Faculty Publications

Calcineurin (CN) is a Ca2+/calmodulin-dependent protein phosphatase with high abundance in nervous tissue. Though enriched in neurons, CN can become strongly induced in subsets of activated astrocytes under different pathological conditions where it interacts extensively with the nuclear factor of activated T cells (NFATs). Recent work has shown that regions of small vessel damage are associated with the upregulation of a proteolized, highly active form of CN in nearby astrocytes, suggesting a link between the CN/NFAT pathway and chronic cerebrovascular disease. In this Mini Review article, we discuss CN/NFAT signaling properties in the context of vascular disease and …


Justice Served Fresh: Associations Between Food Insecurity, Community Gardening, And Property Value, Micajah Daniels, Courtney Coughenour Ph.D Sep 2018

Justice Served Fresh: Associations Between Food Insecurity, Community Gardening, And Property Value, Micajah Daniels, Courtney Coughenour Ph.D

McNair Poster Presentations

Numerous stakeholders in Nevada have used a variety of efforts to combat the growth of food insecurity facing Nevadans. The purpose of this research project is to understand the association between food insecurity, community gardens, and property value. Following the wealth of scholarship on these topics and data collected from community garden agencies in Southern Nevada, the research questions for this project include: (1) Where are community gardens located in SNV? (2) What efforts community gardens agencies are doing to address food insecurity (most interested in their efforts using community gardens)? (3) What are the perceptions of supports and barriers …


Myocyte [Na+]I Dysregulation In Heart Failure And Diabetic Cardiomyopathy, Sanda Despa Sep 2018

Myocyte [Na+]I Dysregulation In Heart Failure And Diabetic Cardiomyopathy, Sanda Despa

Pharmacology and Nutritional Sciences Faculty Publications

By controlling the function of various sarcolemmal and mitochondrial ion transporters, intracellular Na+ concentration ([Na+]i) regulates Ca2+ cycling, electrical activity, the matching of energy supply and demand, and oxidative stress in cardiac myocytes. Thus, maintenance of myocyte Na+ homeostasis is vital for preserving the electrical and contractile activity of the heart. [Na+]i is set by the balance between the passive Na+ entry through numerous pathways and the pumping of Na+ out of the cell by the Na+/K+-ATPase. This equilibrium is perturbed in heart failure, …


Mechanisms Adopted By Dengue-2 Viruses To Induce Autophagy In Mammalian Cells, Sounak Ghosh Roy Sep 2018

Mechanisms Adopted By Dengue-2 Viruses To Induce Autophagy In Mammalian Cells, Sounak Ghosh Roy

Dissertations, Theses, and Capstone Projects

Dengue, the most rapidly spreading flavivirus, threatens to affect almost half of the human global population. We previously showed that dengue-2 protects canine kidney cells (MDCK) from cytotoxic chemicals. We showed, independently, that cell protection, as well as viral replication and maturation, are positively regulated by PI3K-dependent autophagy. However, we had not identified the specific pathway that induces autophagy in infected cells. The current study explores the role of a specific branch of the endoplasmic reticulum (ER) stress-mediated Unfolded Protein Response (UPR), the PERK/eIF2α/ATF4 pathway in the induction of autophagy by …


Cardiorespiratory Fitness Is Positively Associated With Waist To Height Ratio And School Socio Economic Status In Irish Primary School Aged Children, M. O'Leary, E. Rush, Seán Lacey, Con Burns, Tara Coppinger Sep 2018

Cardiorespiratory Fitness Is Positively Associated With Waist To Height Ratio And School Socio Economic Status In Irish Primary School Aged Children, M. O'Leary, E. Rush, Seán Lacey, Con Burns, Tara Coppinger

Publications

Background; The purpose of this paper is to examine any association between cardiorespiratory fitness (CRF) and markers of health among 6 and 10 year old Irish children. Methods; A total of 917 children (6 year olds, N=459; 10 year olds, N=458) from 11 primary schools in Cork (Ireland) participated. Body composition, blood pressure (BP), CRF (550-metre distance run) and school socio-economic status (SES) were assessed. Children were classified as low or high fitness based on run-time standard deviation scores (SDS). Physical activity (PA) determined over 1 week by accelerometry was collected from a sub sample of 700 children (76.3%). Results; …


Geographic Differences In Obesity Prevalence And Its Risk Factors Among Asian Americans: Findings From The 2013–2014 California Health Interview Survey, Shaoqing Gong, Kesheng Wang, Ying Li, Arsham Alamian Aug 2018

Geographic Differences In Obesity Prevalence And Its Risk Factors Among Asian Americans: Findings From The 2013–2014 California Health Interview Survey, Shaoqing Gong, Kesheng Wang, Ying Li, Arsham Alamian

ETSU Faculty Works

Geography disparities exist in obesity and obesity related conditions. This study aimed to examine the geographic differences in obesity prevalence and its risk factors among Asian Americans in California. Data (n = 4,000) from the 2013–2014 California Health Interview Survey were used. Obesity (≥27.5 kg/m2) was defined according to the World Health Organization Asian body mass index cut points in Asian groups. Results suggest that 66.5% of Asians lived in urban areas. Among Asian adults, obesity prevalence was highest in Filipinos (33.8%) and lowest in Koreans (12.8%). Compared to rural Vietnamese, obesity prevalence was higher for urban Vietnamese (8.3% vs. …


Cellular Senescence And Their Role In Liver Metabolism In Health And Disease: Overview And Future Directions, Matthew Schade, Jacqueline A. Sanabria, Rodrigo Aguilar, Milad Modarresi, Brad Gillon, Zach Hunter, Jacqueline Fannin, Amrita Mallick, Henri Brunengraber, Juan Sanabria Aug 2018

Cellular Senescence And Their Role In Liver Metabolism In Health And Disease: Overview And Future Directions, Matthew Schade, Jacqueline A. Sanabria, Rodrigo Aguilar, Milad Modarresi, Brad Gillon, Zach Hunter, Jacqueline Fannin, Amrita Mallick, Henri Brunengraber, Juan Sanabria

Surgery

Chronic liver disease has globally risen mainly due to a prevalent Hepatitis C Virus (HCV) infection rate and an epidemic of obesity. It is estimated by the year 2030, 2.2 billion people around the world will be overweight and 1.1 billion people will be obese. Diabetes and obesity are the main risk factors for the development of the metabolic syndrome and in the liver of Non-Alcoholic Fatty Liver Disease (NAFLD) which could progress to NASH related cirrhosis and liver malignancy. At present there is not effective therapy for NASH besides loss of weight and exercise. Furthermore, optimal management of HCC …


Green Tea Polyphenol Epigallocatechin-3-Gallate-Stearate Inhibits The Growth Of Streptococcus Mutans: A Promising New Approach In Caries Prevention, Amy Lynn Melok, Lee Lee, Siti Ayuni Mohamed Yussof, Tinchun Chu Aug 2018

Green Tea Polyphenol Epigallocatechin-3-Gallate-Stearate Inhibits The Growth Of Streptococcus Mutans: A Promising New Approach In Caries Prevention, Amy Lynn Melok, Lee Lee, Siti Ayuni Mohamed Yussof, Tinchun Chu

Department of Biology Faculty Scholarship and Creative Works

Streptococcus mutans (S. mutans) is the main etiological bacteria present in the oral cavity that leads to dental caries. All of the S. mutans in the oral cavity form biofilms that adhere to the surfaces of teeth. Dental caries are infections facilitated by the development of biofilm. An esterified derivative of epigallocatechin-3-gallate (EGCG), epigallocatechin-3-gallate-stearate (EGCG-S), was used in this study to assess its ability to inhibit the growth and biofilm formation of S. mutans. The effect of EGCG-S on bacterial growth was evaluated with colony forming units (CFU) and log reduction; biofilm formation was qualitatively determined by Congo red assay, …


Application Of Photovoice With Focus Groups To Explore Dietary Behaviors Of Older Filipino Adults With Cardiovascular Disease, Jane Jih, Trish La Chica, Luisa M. Antonio, Ofelia O. Villero, Mary N. Roque, Joseph R. Domingo, Joshua F. Landicho, Anna M. Napoles, Celia P. Kaplan, Tung T. Nguyen Aug 2018

Application Of Photovoice With Focus Groups To Explore Dietary Behaviors Of Older Filipino Adults With Cardiovascular Disease, Jane Jih, Trish La Chica, Luisa M. Antonio, Ofelia O. Villero, Mary N. Roque, Joseph R. Domingo, Joshua F. Landicho, Anna M. Napoles, Celia P. Kaplan, Tung T. Nguyen

Journal of Health Disparities Research and Practice

Filipino Americans have high rates of cardiovascular diseases (CVD). This study explored the dietary behaviors, a modifiable risk factor, of Filipinos with CVD. Filipinos with CVD were recruited and trained to do Photovoice. Participants took photos to depict their “food experience,” defined as their daily dietary activities. Participants then shared their photos during focus groups. Focus group transcripts were analyzed using an iterative, grounded theory approach. Among 38 Filipino participants, the mean age was 70 years old and all were foreign-born. Major themes included efforts to retain connection to Filipino culture through food, and dietary habits shaped by cultural health …