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Hospitalizations Among Adults With Ckd In Public Renal Specialty Practices: A Retrospective Study From Queensland, Australia, Vishal Diwan, Wendy E Hoy, Zaimin Wang, Jianzhen Zhang, Anne Cameron, Sree K Venuthurupalli, Robert G Fassett, Samuel Chan, Helen G Healy, Ken-Soon Tan, Richard Baer, Andrew J Mallett, Nicholas Gray, Murty Mantha, Roy Cherian, Clyson Mutatiri, Krishan Madhan, George Kan, Geoffrey Mitchell, Shahadat Hossain, Danielle Wu, Thin Han, Adrian Kark, Thomas Titus, Dwarakanatan Ranganathan, Ann Bonner, Sridevi Govindarajulu, Nhmrc Ckd.Cre And The Ckd.Qld Collaborative Sep 2023

Hospitalizations Among Adults With Ckd In Public Renal Specialty Practices: A Retrospective Study From Queensland, Australia, Vishal Diwan, Wendy E Hoy, Zaimin Wang, Jianzhen Zhang, Anne Cameron, Sree K Venuthurupalli, Robert G Fassett, Samuel Chan, Helen G Healy, Ken-Soon Tan, Richard Baer, Andrew J Mallett, Nicholas Gray, Murty Mantha, Roy Cherian, Clyson Mutatiri, Krishan Madhan, George Kan, Geoffrey Mitchell, Shahadat Hossain, Danielle Wu, Thin Han, Adrian Kark, Thomas Titus, Dwarakanatan Ranganathan, Ann Bonner, Sridevi Govindarajulu, Nhmrc Ckd.Cre And The Ckd.Qld Collaborative

Faculty, Staff and Student Publications

RATIONALE & OBJECTIVE: Little is known about hospital admissions in nondialysis patients with chronic kidney disease (CKD) before death or starting kidney replacement therapy (KRT).

STUDY DESIGN: Retrospective observational cohort study.

SETTING & PARTICIPANTS: Hospitalizations among 7,201 patients with CKD from 10 public renal clinics in Queensland (QLD), enrolled in the CKD.QLD registry starting in May 2011, were followed for 25,496.34 person-years until they started receiving KRT or died, or until June 30, 2018.

PREDICTORS: Demographic and clinical characteristics of patients with CKD.

OUTCOMES: Hospital admissions.

ANALYTICAL APPROACH: We evaluated the association of demographic and clinical features with hospitalizations, length …


Exome Sequencing Implicates Dgkz , Esrra , And Gxylt1 For Modulating Granuloma Formation In Crohn Disease, R Alan Harris, Allyson H Bush, Todd N Eagar, Justin Qian, Michael P Greenwood, Antone R Opekun, Robert Baldassano, Stephen L Guthery, Joshua D Noe, Anthony Otley, Joel R Rosh, Subra Kugathasan, Richard Kellermayer Sep 2023

Exome Sequencing Implicates Dgkz , Esrra , And Gxylt1 For Modulating Granuloma Formation In Crohn Disease, R Alan Harris, Allyson H Bush, Todd N Eagar, Justin Qian, Michael P Greenwood, Antone R Opekun, Robert Baldassano, Stephen L Guthery, Joshua D Noe, Anthony Otley, Joel R Rosh, Subra Kugathasan, Richard Kellermayer

Faculty, Staff and Students Publications

Non-caseating granulomas may indicate a more aggressive phenotype of Crohn disease (CD). Genetic associations of granulomatous CD (GCD) may help elucidate disease pathogenesis. Whole-exome sequencing was performed on peripheral blood-derived DNA from 17 pediatric patients with GCD and 19 with non-GCD (NGCD), and from an independent validation cohort of 44 GCD and 19 NGCD cases. PLINK (a tool set for whole-genome association and population-based linkage analyses) analysis was used to identify single nucleotide polymorphisms (SNPs) differentiating between groups, and subgroup allele frequencies were also compared to a public genomic database (gnomAD). The Combined Annotation Dependent Depletion scoring tool was used …


An Examination Of The Relationships Between The Neighborhood Social Environment, Adiposity, And Cardiometabolic Disease Risk In Adolescence: A Cross-Sectional Study, Kara D. Denstel, Robbie A. Beyl, Denise M. Danos, Maura M. Kepper, Amanda E. Staiano, Katherine T. Theall, Tung Sung Tseng, Stephanie T. Broyles Sep 2023

An Examination Of The Relationships Between The Neighborhood Social Environment, Adiposity, And Cardiometabolic Disease Risk In Adolescence: A Cross-Sectional Study, Kara D. Denstel, Robbie A. Beyl, Denise M. Danos, Maura M. Kepper, Amanda E. Staiano, Katherine T. Theall, Tung Sung Tseng, Stephanie T. Broyles

School of Public Health Faculty Publications

Background: Disadvantaged neighborhood environments are a source of chronic stress which undermines optimal adolescent health. This study investigated relationships between the neighborhood social environment, specifically, chronic stress exposures, adiposity, and cardiometabolic disease risk factors among 288 Louisiana adolescents aged 10 to 16 years. Methods: This cross-sectional study utilized baseline data from the Translational Investigation of Growth and Everyday Routines in Kids (TIGER Kids) study. Adolescent data were obtained using self-reported questionnaires (demographics and perceived neighborhood disorder), anthropometry, body imaging, and a blood draw while objective neighborhood data for the concentrated disadvantage index were acquired from the 2016 American Community Survey …


Correction: “The 5th Edition Of The World Health Organization Classification Of Haematolymphoid Tumours: Lymphoid Neoplasms” Leukemia 2022 Jul; 36(7):1720–1748, Rita Alaggio, Catalina Amador, Ioannis Anagnostopoulos, Ayoma D Attygalle, Iguaracyra Barreto De Oliveira Araujo, Emilio Berti, Govind Bhagat, Anita Maria Borges, Daniel Boyer, Mariarita Calaminici, Amy Chadburn, John K C Chan, Wah Cheuk, Wee-Joo Chng, John K Choi, Shih-Sung Chuang, Sarah E Coupland, Magdalena Czader, Sandeep S Dave, Daphne De Jong, Arianna Di Napoli, Ming-Qing Du, Kojo S Elenitoba-Johnson, Judith Ferry, Julia Geyer, Dita Gratzinger, Joan Guitart, Sumeet Gujral, Marian Harris, Christine J Harrison, Sylvia Hartmann, Andreas Hochhaus, Patty M Jansen, Kennosuke Karube, Werner Kempf, Joseph Khoury, Hiroshi Kimura, Wolfram Klapper, Alexandra E Kovach, Shaji Kumar, Alexander J Lazar, Stefano Lazzi, Lorenzo Leoncini, Nelson Leung, Vasiliki Leventaki, Xiao-Qiu Li, Megan S Lim, Wei-Ping Liu, Abner Louissaint, Andrea Marcogliese, L Jeffrey Medeiros, Michael Michal, Roberto N Miranda, Christina Mitteldorf, Santiago Montes-Moreno, William Morice, Valentina Nardi, Kikkeri N Naresh, Yasodha Natkunam, Siok-Bian Ng, Ilske Oschlies, German Ott, Marie Parrens, Melissa Pulitzer, S Vincent Rajkumar, Andrew C Rawstron, Karen Rech, Andreas Rosenwald, Jonathan Said, Clémentine Sarkozy, Shahin Sayed, Caner Saygin, Anna Schuh, William Sewell, Reiner Siebert, Aliyah R Sohani, Ritsuro Suzuki, Reuben Tooze, Alexandra Traverse-Glehen, Francisco Vega, Beatrice Vergier, Ashutosh D Wechalekar, Brent Wood, Luc Xerri, Wenbin Xiao Sep 2023

Correction: “The 5th Edition Of The World Health Organization Classification Of Haematolymphoid Tumours: Lymphoid Neoplasms” Leukemia 2022 Jul; 36(7):1720–1748, Rita Alaggio, Catalina Amador, Ioannis Anagnostopoulos, Ayoma D Attygalle, Iguaracyra Barreto De Oliveira Araujo, Emilio Berti, Govind Bhagat, Anita Maria Borges, Daniel Boyer, Mariarita Calaminici, Amy Chadburn, John K C Chan, Wah Cheuk, Wee-Joo Chng, John K Choi, Shih-Sung Chuang, Sarah E Coupland, Magdalena Czader, Sandeep S Dave, Daphne De Jong, Arianna Di Napoli, Ming-Qing Du, Kojo S Elenitoba-Johnson, Judith Ferry, Julia Geyer, Dita Gratzinger, Joan Guitart, Sumeet Gujral, Marian Harris, Christine J Harrison, Sylvia Hartmann, Andreas Hochhaus, Patty M Jansen, Kennosuke Karube, Werner Kempf, Joseph Khoury, Hiroshi Kimura, Wolfram Klapper, Alexandra E Kovach, Shaji Kumar, Alexander J Lazar, Stefano Lazzi, Lorenzo Leoncini, Nelson Leung, Vasiliki Leventaki, Xiao-Qiu Li, Megan S Lim, Wei-Ping Liu, Abner Louissaint, Andrea Marcogliese, L Jeffrey Medeiros, Michael Michal, Roberto N Miranda, Christina Mitteldorf, Santiago Montes-Moreno, William Morice, Valentina Nardi, Kikkeri N Naresh, Yasodha Natkunam, Siok-Bian Ng, Ilske Oschlies, German Ott, Marie Parrens, Melissa Pulitzer, S Vincent Rajkumar, Andrew C Rawstron, Karen Rech, Andreas Rosenwald, Jonathan Said, Clémentine Sarkozy, Shahin Sayed, Caner Saygin, Anna Schuh, William Sewell, Reiner Siebert, Aliyah R Sohani, Ritsuro Suzuki, Reuben Tooze, Alexandra Traverse-Glehen, Francisco Vega, Beatrice Vergier, Ashutosh D Wechalekar, Brent Wood, Luc Xerri, Wenbin Xiao

Faculty, Staff and Student Publications

No abstract provided.


Life’S Essential 8: Optimizing Health In Older Adults, Manish Kumar, Ariela Orkaby, Caitlan Tighe, Dennis T Villareal, Hayley Billingsley, Michael G Nanna, Min Ji Kwak, Namit Rohant, Shreya Patel, Parag Goyal, Scott Hummel, Christina Al-Malouf, Amie Kolimas, Ashok Krishnaswami, Mike W Rich, James Kirkpatrick, Abdulla A Damluji, George A Kuchel, Daniel E Forman, Karen P Alexander Sep 2023

Life’S Essential 8: Optimizing Health In Older Adults, Manish Kumar, Ariela Orkaby, Caitlan Tighe, Dennis T Villareal, Hayley Billingsley, Michael G Nanna, Min Ji Kwak, Namit Rohant, Shreya Patel, Parag Goyal, Scott Hummel, Christina Al-Malouf, Amie Kolimas, Ashok Krishnaswami, Mike W Rich, James Kirkpatrick, Abdulla A Damluji, George A Kuchel, Daniel E Forman, Karen P Alexander

Faculty, Staff and Student Publications

The population worldwide is getting older as a result of advances in public health, medicine, and technology. Older individuals are living longer with a higher prevalence of subclinical and clinical cardiovascular disease (CVD). In 2010, the American Heart Association introduced a list of key prevention targets, known as "Life's Simple 7" to increase CVD-free survival, longevity, and quality of life. In 2022, sleep health was added to expand the recommendations to "Life's Essential 8" (eat better, be more active, stop smoking, get adequate sleep, manage weight, manage cholesterol, manage blood pressure, and manage diabetes). These prevention targets are intended to …


Loss Of Growth Differentiation Factor 15 Exacerbates Lung Injury In Neonatal Mice, Faeq Al-Mudares, Manuel Cantu Gutierrez, Abiud Cantu, Weiwu Jiang, Lihua Wang, Xiaoyu Dong, Bhagavatula Moorthy, Eniko Sajti, Krithika Lingappan Sep 2023

Loss Of Growth Differentiation Factor 15 Exacerbates Lung Injury In Neonatal Mice, Faeq Al-Mudares, Manuel Cantu Gutierrez, Abiud Cantu, Weiwu Jiang, Lihua Wang, Xiaoyu Dong, Bhagavatula Moorthy, Eniko Sajti, Krithika Lingappan

Faculty, Staff and Students Publications

Growth differentiation factor 15 (GDF15) is a divergent member of the transforming growth factor-β (TGF-β) superfamily, and its expression increases under various stress conditions, including inflammation, hyperoxia, and senescence. GDF15 expression is increased in neonatal murine bronchopulmonary dysplasia (BPD) models, and GDF15 loss exacerbates oxidative stress and decreases cellular viability in vitro. Our overall hypothesis is that the loss of GDF15 will exacerbate hyperoxic lung injury in the neonatal lung in vivo. We exposed neonatal


Age Differences In Core Symptoms And Symptom Relationships In Patients With Irritable Bowel Syndrome: A Network Analysis, Pei-Lin Yang, Kendra J Kamp, Robert L Burr, Hsin-Yi Jean Tang, Adrian Dobra, Robert J Shulman, Margaret M Heitkemper Sep 2023

Age Differences In Core Symptoms And Symptom Relationships In Patients With Irritable Bowel Syndrome: A Network Analysis, Pei-Lin Yang, Kendra J Kamp, Robert L Burr, Hsin-Yi Jean Tang, Adrian Dobra, Robert J Shulman, Margaret M Heitkemper

Faculty, Staff and Students Publications

INTRODUCTION: Irritable bowel syndrome (IBS) is a common disorder of gut-brain interaction, characterized by symptoms of abdominal pain and changes in bowel habits. It often co-occurs with extraintestinal somatic and psychological symptoms. However, the nature of the interrelationships among these symptoms is unclear. Although previous studies have noted age differences in IBS prevalence and specific symptom severity, it remains unknown whether specific symptoms and symptom relationships may differ by age.

METHODS: Symptom data were collected in 355 adults with IBS (mean age 41.4 years, 86.2% female). Network analysis was used to examine the interrelationships among 28 symptoms and to identify …


The Transcription Factor Chrebp Links Mitochondrial Lipidomes To Mitochondrial Morphology And Progression Of Diabetic Kidney Disease, Li Li, Jianyin Long, Koki Mise, Naravat Poungavrin, Philip L Lorenzi, Iqbal Mahmud, Lin Tan, Pradip K Saha, Yashpal S Kanwar, Benny H Chang, Farhad R Danesh Sep 2023

The Transcription Factor Chrebp Links Mitochondrial Lipidomes To Mitochondrial Morphology And Progression Of Diabetic Kidney Disease, Li Li, Jianyin Long, Koki Mise, Naravat Poungavrin, Philip L Lorenzi, Iqbal Mahmud, Lin Tan, Pradip K Saha, Yashpal S Kanwar, Benny H Chang, Farhad R Danesh

Faculty, Staff and Students Publications

A substantial body of evidence has established the contributions of both mitochondrial dynamics and lipid metabolism to the pathogenesis of diabetic kidney disease (DKD). However, the precise interplay between these two key metabolic regulators of DKD is not fully understood. Here, we uncover a link between mitochondrial dynamics and lipid metabolism by investigating the role of carbohydrate-response element-binding protein (ChREBP), a glucose-responsive transcription factor and a master regulator of lipogenesis, in kidney podocytes. We find that inducible podocyte-specific knockdown of ChREBP in diabetic db/db mice improves key biochemical and histological features of DKD in addition to significantly reducing mitochondrial fragmentation. …


Acute Esophageal Necrosis And Duodenal Disease In The Setting Of Recently Initiated Chemotherapy, Kulveer Dabb, Ryan Jansen Van Rensburg, Heba Yusuf, Daniel Klein, Alexander D. Lake, Mohamed Kaif Aug 2023

Acute Esophageal Necrosis And Duodenal Disease In The Setting Of Recently Initiated Chemotherapy, Kulveer Dabb, Ryan Jansen Van Rensburg, Heba Yusuf, Daniel Klein, Alexander D. Lake, Mohamed Kaif

HCA Healthcare Journal of Medicine

Introduction

Acute esophageal necrosis (AEN), commonly referred to as “black esophagus” or Gurvits syndrome, is a rare condition characterized by diffuse black mucosa in the distal esophagus. Most often, the patient is an older male with multiple comorbidities, presenting with upper gastrointestinal bleeding. The exact pathogenesis is unclear, but it is often thought to be secondary to acute vascular hypo-perfusion or ischemia of the esophageal mucosa in critically ill patients with certain secondary comorbid conditions such as renal insufficiency, diabetes mellitus, dyslipidemia, coronary artery disease, malnourishment, alcohol abuse, or association with an underlying malignancy.

Case Presentation

We present a case …


Comparative Polar And Lipid Plasma Metabolomics Differentiate Kshv Infection And Disease States, Sara R. Privatt, Camila Pereira Braga, Alicia Johnson, Salum J. Lidenge, Luke Berry, John R. Ngowi, Owen Ngalamika, Andrew G. Chapple, Julius Mwaiselage, Charles Wood, John T. West, Jiri Adamec Aug 2023

Comparative Polar And Lipid Plasma Metabolomics Differentiate Kshv Infection And Disease States, Sara R. Privatt, Camila Pereira Braga, Alicia Johnson, Salum J. Lidenge, Luke Berry, John R. Ngowi, Owen Ngalamika, Andrew G. Chapple, Julius Mwaiselage, Charles Wood, John T. West, Jiri Adamec

School of Medicine Faculty Publications

Background: Kaposi sarcoma (KS) is a neoplastic disease etiologically associated with infection by the Kaposi sarcoma-associated herpesvirus (KSHV). KS manifests primarily as cutaneous lesions in individuals due to either age (classical KS), HIV infection (epidemic KS), or tissue rejection preventatives in transplantation (iatrogenic KS) but can also occur in individuals, predominantly in sub-Saharan Africa (SSA), lacking any obvious immune suppression (endemic KS). The high endemicity of KSHV and human immunodeficiency virus-1 (HIV) co-infection in Africa results in KS being one of the top 5 cancers there. As with most viral cancers, infection with KSHV alone is insufficient to induce tumorigenesis. …


Topiramate (Topamax): Evolving Role In Weight Reduction Management: A Narrative Review, Irza Wajid, Alexis Vega, Katherine Thornhill, Jack Jenkins, Chandler Merriman, Debbie Chandler, Sahar Shekoohi, Elyse M. Cornett, Alan D. Kaye Aug 2023

Topiramate (Topamax): Evolving Role In Weight Reduction Management: A Narrative Review, Irza Wajid, Alexis Vega, Katherine Thornhill, Jack Jenkins, Chandler Merriman, Debbie Chandler, Sahar Shekoohi, Elyse M. Cornett, Alan D. Kaye

School of Medicine Faculty Publications

Obesity has emerged as a widespread disease with epidemic proportions, necessitating effective management to enhance the overall health outcomes of patients. Medical intervention for weight loss becomes necessary when diet and exercise prove ineffective, and topiramate emerges as a potential treatment option for this global problem. Currently approved as an anti-epileptic and migraine prophylaxis medication, topiramate is frequently utilized as adjunctive therapy for patients with mood and eating disorders, as well as for alcohol use disorders. Its multifaceted mechanisms of action contribute to reducing neuronal excitation and enhancing neuronal inhibition. Given its variety of mechanisms, topiramate shows several off-label outcomes, …


Mental Health And Experiences Of Pregnancy Among Black Women And Birthing People With Type 1 Diabetes (T1d), Madeleine E. Marcus Aug 2023

Mental Health And Experiences Of Pregnancy Among Black Women And Birthing People With Type 1 Diabetes (T1d), Madeleine E. Marcus

Doctoral Dissertations

This dissertation explored the potential effects of intersections of oppression (i.e., anti-Black racism, diabetes discrimination, and sexism) on mental health and pregnancy experiences among Black women and birthing people with Type 1 diabetes (T1D). Previous studies about pregnancy and T1D have included mainly white, cisgender women. Three participants qualified for inclusion in the present study and participated in semi-structured interviews, which the researcher analyzed using an interpretative phenomenological analysis (IPA) framework. Participants described feeling uncertain about whether aspects of their pregnancy experiences were related to obstetric and/or medical racism. Similarly, participants sometimes seemed uncertain about how racism may affect their …


Abdominal Aortic Calcification, Bone Mineral Density And Fractures: A Systematic Review And Meta-Analysis Of Observational Studies, Abadi K. Gebre, Joshua R. Lewis, Kevin Leow, Pawel Szulc, David Scott, Peter R. Ebeling, Marc Sim, Germaine Wong, Wai H. Lim, John T. Schousboe, Douglas P. Kiel, Richard L. Prince, Alexander J. Rodriguez Aug 2023

Abdominal Aortic Calcification, Bone Mineral Density And Fractures: A Systematic Review And Meta-Analysis Of Observational Studies, Abadi K. Gebre, Joshua R. Lewis, Kevin Leow, Pawel Szulc, David Scott, Peter R. Ebeling, Marc Sim, Germaine Wong, Wai H. Lim, John T. Schousboe, Douglas P. Kiel, Richard L. Prince, Alexander J. Rodriguez

Research outputs 2022 to 2026

Background: Abdominal aortic calcification (AAC) has been inconsistently associated with skeletal health. We aimed to investigate the association of AAC with bone mineral density (BMD) and fracture risk by pooling the findings of observational studies. Methods: MEDLINE, EMBASE, Web of Science, and Google Scholar were searched (August 2021). All clinical studies that assessed the association between AAC and BMD or fracture were included. AAC was categorized into any/advanced (all higher reported groups) versus no/less advanced (lowest reported group). Pooled standardized mean differences (SMDs) and risk ratios (RRs) with 95% confidence intervals (CI) were determined for BMD and fracture, respectively, using …


Clinical Predictors And Outcomes After Left Ventricular Assist Device Implantation And Tracheostomy, Harveen K Lamba, Lucy D Hart, Qianzi Zhang, Jackquelin M Loera, Andrew B Civitello, Ajith P Nair, Mourad H Senussi, Gabriel Loor, Kenneth K Liao, Alexis E Shafii, Subhasis Chatterjee Aug 2023

Clinical Predictors And Outcomes After Left Ventricular Assist Device Implantation And Tracheostomy, Harveen K Lamba, Lucy D Hart, Qianzi Zhang, Jackquelin M Loera, Andrew B Civitello, Ajith P Nair, Mourad H Senussi, Gabriel Loor, Kenneth K Liao, Alexis E Shafii, Subhasis Chatterjee

Faculty, Staff and Students Publications

BACKGROUND: Postoperative respiratory failure is a major complication that affects up to 10% of patients who undergo cardiac surgery and has a high in-hospital mortality rate. Few studies have investigated whether patients who require tracheostomy for postoperative respiratory failure after continuous-flow left ventricular assist device (CF-LVAD) implantation have worse survival outcomes than patients who do not.

OBJECTIVE: To identify risk factors for respiratory failure necessitating tracheostomy in CF-LVAD recipients and to compare survival outcomes between those who did and did not require tracheostomy.

METHODS: Consecutive patients who underwent primary CF-LVAD placement at a single institution between August 1, 2002, and …


Additive Effects Of Cyclic Peptide [R4w4] When Added Alongside Azithromycin And Rifampicin Against Mycobacterium Avium Infection, Melissa Kelley, Kayvan Sasaninia, Arbi Abnousian, Ali Badaoui, James Owens, Abrianna Beever, Nala Kachour, Rakesh Kumar Tiwari, Vishwanath Venketaraman Aug 2023

Additive Effects Of Cyclic Peptide [R4w4] When Added Alongside Azithromycin And Rifampicin Against Mycobacterium Avium Infection, Melissa Kelley, Kayvan Sasaninia, Arbi Abnousian, Ali Badaoui, James Owens, Abrianna Beever, Nala Kachour, Rakesh Kumar Tiwari, Vishwanath Venketaraman

Pharmacy Faculty Articles and Research

Mycobacterium avium (M. avium), a type of nontuberculous mycobacteria (NTM), poses a risk for pulmonary infections and disseminated infections in immunocompromised individuals. Conventional treatment consists of a 12-month regimen of the first-line antibiotics rifampicin and azithromycin. However, the treatment duration and low antibiotic tolerability present challenges in the treatment of M. avium infection. Furthermore, the emergence of multidrug-resistant mycobacterium strains prompts a need for novel treatments against M. avium infection. This study aims to test the efficacy of a novel antimicrobial peptide, cyclic [R4W4], alongside the first-line antibiotics azithromycin and rifampicin in reducing M. avium survival. Colony-forming unit (CFU) …


Increased Sirt3 Combined With Parp Inhibition Rescues Motor Function Of Sbma Mice, David R Garcia Castro, Joseph R Mazuk, Erin M Heine, Daniel Simpson, R Seth Pinches, Caroline Lozzi, Kathryn Hoffman, Phillip Morrin, Dylan Mathis, Maria V Lebedev, Elyse Nissley, Kang Hoo Han, Tyler Farmer, Diane E Merry, Qiang Tong, Maria Pennuto, Heather L Montie Aug 2023

Increased Sirt3 Combined With Parp Inhibition Rescues Motor Function Of Sbma Mice, David R Garcia Castro, Joseph R Mazuk, Erin M Heine, Daniel Simpson, R Seth Pinches, Caroline Lozzi, Kathryn Hoffman, Phillip Morrin, Dylan Mathis, Maria V Lebedev, Elyse Nissley, Kang Hoo Han, Tyler Farmer, Diane E Merry, Qiang Tong, Maria Pennuto, Heather L Montie

Faculty, Staff and Students Publications

Spinal and bulbar muscular atrophy (SBMA) is a neuromuscular disease with substantial mitochondrial and metabolic dysfunctions. SBMA is caused by polyglutamine (polyQ) expansion in the androgen receptor (AR). Activating or increasing the NAD+-dependent deacetylase, SIRT3, reduced oxidative stress and death of cells modeling SBMA. However, increasing diminished SIRT3 in AR100Q mice failed to reduce acetylation of the SIRT3 target/antioxidant, SOD2, and had no effect on increased total acetylated peptides in quadriceps. Yet, overexpressing SIRT3 resulted in a trend of motor recovery, and corrected TCA cycle activity by decreasing acetylation of SIRT3 target proteins. We sought to boost blunted SIRT3 activity …


Hepatitis A Virus And Hepatitis E Virus As Food- And Waterborne Pathogens—Transmission Routes And Methods For Detection In Food, Katalin Nemes, Sofia Persson, Magnus Simonsson Aug 2023

Hepatitis A Virus And Hepatitis E Virus As Food- And Waterborne Pathogens—Transmission Routes And Methods For Detection In Food, Katalin Nemes, Sofia Persson, Magnus Simonsson

Faculty, Staff and Student Publications

Foodborne viruses are an important threat to food safety and public health. Globally, there are approximately 5 million cases of acute viral hepatitis due to hepatitis A virus (HAV) and hepatitis E virus (HEV) every year. HAV is responsible for numerous food-related viral outbreaks worldwide, while HEV is an emerging pathogen with a global health burden. The reported HEV cases in Europe have increased tenfold in the last 20 years due to its zoonotic transmission through the consumption of infected meat or meat products. HEV is considered the most common cause of acute viral hepatitis worldwide currently. This review focuses …


Investigating Transcriptional Anomalies During Persistence In Chlamydia Trachomatis, Nathan D. Hatch Aug 2023

Investigating Transcriptional Anomalies During Persistence In Chlamydia Trachomatis, Nathan D. Hatch

Theses & Dissertations

Chlamydia trachomatis (Ctr) is the leading cause of bacterial sexually transmitted infections. Ctr, a Gram-negative, obligate intracellular bacterium, develops within a membrane-bound vacuole termed an inclusion. This protective, nutrient rich, intracellular environment has allowed Ctr to undergo extensive reductive evolution – resulting in a streamlined genome of approximately 1 Mbp and the loss or fragmentation of several biosynthetic pathways, including the ability to synthesize tryptophan (Trp) de novo. During infection, the host immune system releases the cytokine IFNγ. Upon binding to a host cell, IFNγ stimulates the expression of indoleamine-2,3-dioxygenase, an enzyme capable of catabolizing cytosolic Trp, thereby starving …


Dimethyl Sulfoxide Inhibits Bile Acid Synthesis In Healthy Mice But Does Not Protect Mice From Bile-Acid-Induced Liver Damage, Xi Chen, Huiqiao Li, Yu'e Liu, Jing Qi, Bingning Dong, Shixia Huang, Shangang Zhao, Yi Zhu Aug 2023

Dimethyl Sulfoxide Inhibits Bile Acid Synthesis In Healthy Mice But Does Not Protect Mice From Bile-Acid-Induced Liver Damage, Xi Chen, Huiqiao Li, Yu'e Liu, Jing Qi, Bingning Dong, Shixia Huang, Shangang Zhao, Yi Zhu

Faculty, Staff and Students Publications

Bile acids serve a vital function in lipid digestion and absorption; however, their accumulation can precipitate liver damage. In our study, we probed the effects of dimethyl sulfoxide (DMSO) on bile acid synthesis and the ensuing liver damage in mice induced by bile acids. Our findings indicate that DMSO efficaciously curbs bile acid synthesis by inhibiting key enzymes involved in the biosynthetic pathway, both in cultured primary hepatocytes and in vivo. Contrarily, we observed that DMSO treatment did not confer protection against bile-acid-induced liver damage in two distinct mouse models: one induced by a 0.1% DDC diet, leading to bile …


Evaluation Of The Virulence Potential Of Avian Pathogenic Escherichia Coli Isolated From Broiler Breeders With Colibacillosis In Mississippi, Jiddu Joseph Aug 2023

Evaluation Of The Virulence Potential Of Avian Pathogenic Escherichia Coli Isolated From Broiler Breeders With Colibacillosis In Mississippi, Jiddu Joseph

Theses and Dissertations

Avian pathogenic Escherichia coli (APEC) is a bacterium that is responsible for colibacillosis in birds. However, information about broiler breeder APEC isolates is limited, but the data is critical due to the transfer of this bacteria down the production pyramid to progenies resulting in high mortality. Therefore, we evaluated the phenotypic virulence characteristics of 28 isolates using embryo lethality and day-old chick challenge assays. Also, the in vitro adhesion and invasion potential of selected nine isolates were identified. Results showed more than 1/3rd of the isolates were highly virulent and the virulence increased as the number of virulence-associated genes …


Adherence To A Gluten-Free Diet And Depression, And Nutrient Distribution In Participants With Celiac Disease, Mohammad K. Shushari Aug 2023

Adherence To A Gluten-Free Diet And Depression, And Nutrient Distribution In Participants With Celiac Disease, Mohammad K. Shushari

Theses and Dissertations

Celiac disease (CD), an autoimmune disorder affecting millions of Americans, poses significant obstacles leading to a normal life. With no known cure, adherence to a strict glutenfree diet (GFD) is essential. However, the cost and limited availability of gluten-free alternatives can burden individuals with CD. Additionally, factors such as socioeconomic status, nutrient deficiencies, and the nature of the disease may contribute to mental health issues. This study aimed to investigate the influence of adherence to a GFD on depression in CD patients. The prevalence of depression among individuals with CD from diverse backgrounds was examined, along with the analysis of …


Metabolic Adaptation Of Staphylococcus Aureus Pathogenesis And Therapeutic Approach In Diabetic Foot Ulcers., Carol L. Baker Aug 2023

Metabolic Adaptation Of Staphylococcus Aureus Pathogenesis And Therapeutic Approach In Diabetic Foot Ulcers., Carol L. Baker

Theses and Dissertations

37.3 million Americans (11.2% of the US population) currently have Type 2 diabetes mellitus (T2DM) with over 1.5 million new cases being diagnosed each year. The multifactorial etiology of the patient having neuropathy, overweight/obesity, foot deformities, ischemia, and infection leads to a condition called diabetic foot ulcer (DFU). One in six patients with a DFU will require amputation with infected DFUs have a 155-fold increased risk of amputation. Staphylococcus aureus is the most common bacteria isolated from severe DFU infections that require amputation. Interestingly, diabetics are more heavily colonized with S. aureus compared to non-diabetics suggesting a unique advantageous adaptation …


Effectiveness Of Intervention Studies Based On Diet And/Or Physical Activity In Treatment, Prevention, And Management Of Diabetes Among South Asians: A Systematic Review, Ishaan Arora Aug 2023

Effectiveness Of Intervention Studies Based On Diet And/Or Physical Activity In Treatment, Prevention, And Management Of Diabetes Among South Asians: A Systematic Review, Ishaan Arora

Theses and Dissertations

The purpose of this study was to describe diet and/or physical activity-based interventions and their control in cardiometabolic risk factors of diabetes for the South Asian (SA) population. A systematic review was conducted in accordance with the PRISMA guidelines. Seventeen randomized control trials meeting the inclusion criteria were included for analysis. Interventions with type-2 diabetic SA showed significant improvements in HbA1c% (4/5 studies), fasting blood glucose (3/4 studies), and postprandial glucose (2/2 studies). Interventions with at-risk/prediabetic and non-diabetic SA showed a modest change in overall outcomes, with significant change reported for post-prandial insulin (3/4 studies), BMI and weight (2/4 studies), …


Dietary Intake During A Pragmatic Cluster-Randomized Weight Loss Trial In An Underserved Population In Primary Care, John W. Apolzan, Corby K. Martin, Robert L. Newton, Candice A. Myers, Connie L. Arnold, Terry C. Davis, William D. Johnson, Dachuan Zhang, Christoph Höchsmann, Vivian A. Fonseca, Kara D. Denstel, Emily F. Mire, Benjamin F. Springgate, Carl J. Lavie, Peter T. Katzmarzyk, Phillip Brantley, Ronald Horswell, Tina K. Thethi, Jonathan Gugel, Eboni Price-Haywood, Kathleen B. Kennedy, Daniel F. Sarpong Aug 2023

Dietary Intake During A Pragmatic Cluster-Randomized Weight Loss Trial In An Underserved Population In Primary Care, John W. Apolzan, Corby K. Martin, Robert L. Newton, Candice A. Myers, Connie L. Arnold, Terry C. Davis, William D. Johnson, Dachuan Zhang, Christoph Höchsmann, Vivian A. Fonseca, Kara D. Denstel, Emily F. Mire, Benjamin F. Springgate, Carl J. Lavie, Peter T. Katzmarzyk, Phillip Brantley, Ronald Horswell, Tina K. Thethi, Jonathan Gugel, Eboni Price-Haywood, Kathleen B. Kennedy, Daniel F. Sarpong

School of Medicine Faculty Publications

Background: Currently there are limited data as to whether dietary intake can be improved during pragmatic weight loss interventions in primary care in underserved individuals. Methods: Patients with obesity were recruited into the PROPEL trial, which randomized 18 clinics to either an intensive lifestyle intervention (ILI) or usual care (UC). At baseline and months 6, 12, and 24, fruit and vegetable (F/V) intake and fat intake was determined. Outcomes were analyzed by repeated-measures linear mixed-effects multilevel models and regression models, which included random cluster (clinic) effects. Secondary analyses examined the effects of race, sex, age, and food security status. Results: …


Effect Of Body Mass Index Percentile On Complicated Appendicitis, Postoperative Complications And Health Service Utilization Among Pediatric Patients In The United States, Nutan Hebballi Aug 2023

Effect Of Body Mass Index Percentile On Complicated Appendicitis, Postoperative Complications And Health Service Utilization Among Pediatric Patients In The United States, Nutan Hebballi

Dissertations and Theses (Open Access)

While overweight and obesity have been extensively studied for complicated appendicitis, postoperative complications, and health service utilization, the effects of being underweight are unknown. This dissertation assesses the associations between the body mass index (BMI) spectrum with complicated appendicitis, postoperative complications, and healthcare service utilization in pediatric patients.  A retrospective review of pediatric patients who underwent appendectomy surgery (01/01/2016-12/31/2020) was conducted using the National Surgical Quality Improvement Program database. Computed age and gender-specific BMI percentiles were categorized into underweight, normal weight, overweight and obese. The 30-day postoperative complications were grouped into minor, major, and any. Healthcare service utilizations were compared …


A Qualitative Analysis Of Candida Auris Laboratory Surveillance In Nebraska, Lissa M. Young Aug 2023

A Qualitative Analysis Of Candida Auris Laboratory Surveillance In Nebraska, Lissa M. Young

Capstone Experience: Master of Public Health

Objectives: Candida auris is an emerging pathogenic yeast that was first identified in Japan in 2009 and detected in the United States in 2015. As of 2020, C. auris has been reported in cases throughout 41 countries, including the United States. The ability of this species of yeast to spread rapidly and survive for long periods of time on surfaces, the high mortality rate of those infected, and its multidrug resistant phenotype, have rendered it a urgent public health threat (the highest threat level) by the United States Centers for Disease Control and Prevention beginning in 2019 (CDC, 2019). Since …


Prevention Of Intradialytic Hypotension In Hemodialysis Patients: Current Challenges And Future Prospects, Seyed Mehrdad Hamrahian, Salem Vilayet, Johann Herberth, Tibor Fülöp Aug 2023

Prevention Of Intradialytic Hypotension In Hemodialysis Patients: Current Challenges And Future Prospects, Seyed Mehrdad Hamrahian, Salem Vilayet, Johann Herberth, Tibor Fülöp

Division of Nephrology Faculty Papers

Intradialytic hypotension, defined as rapid decrease in systolic blood pressure of greater than or equal to 20 mmHg or in mean arterial pressure of greater than or equal to 10 mmHg that results in end-organ ischemia and requires countermeasures such as ultrafiltration reduction or saline infusion to increase blood pressure to improve patient’s symptoms, is a known complication of hemodialysis and is associated with several potential adverse outcomes. Its pathogenesis is complex and involves both patient-related factors such as age and comorbidities, as well as factors related to the dialysis prescription itself. Key factors include the need for volume removal …


Prevalence And Factors Associated With Sexual And Reproductive Health Literacy Among Youth Living With Hiv In Uganda: A Cross-Sectional Study, Benedicto Mugabi, Miisa Nanyingi, Richard Kabanda, Juliet Ndibazza, Peter Elyanu, John Baptist Asiimwe, Gorret Nazziwa, Gilbert Habaasa, Adeodata Kekitiinwa Aug 2023

Prevalence And Factors Associated With Sexual And Reproductive Health Literacy Among Youth Living With Hiv In Uganda: A Cross-Sectional Study, Benedicto Mugabi, Miisa Nanyingi, Richard Kabanda, Juliet Ndibazza, Peter Elyanu, John Baptist Asiimwe, Gorret Nazziwa, Gilbert Habaasa, Adeodata Kekitiinwa

School of Nursing & Midwifery, East Africa

Background

Adequate sexual and reproductive health literacy (SRHL) among young people has been linked to informed sexual behaviours. Studies on SRHL have largely been conducted among the general adolescent population. Little is known about youth aged 15-24 years living with human immunodeficiency virus (YLHIV). There is a possible lack of SRHL in this population, considering the high rate of teenage pregnancies and unprotected sex reported by YLHIV. This study aimed to assess the prevalence and associated personal and environmental factors for SRHL among YLHIV at a high-volume urban HIV Clinic in Uganda.

Methods

Through a cross-sectional survey, YLHIV receiving routine …


Improving Maternal, Neonatal And Child Health Outcomes In Low-Resource Settings: Translating Research Evidence To Practice - Report From The Third International Conference On Maternal, Newborn And Child Health, Robert L. Goldenberg, Shivaprasad S. Goudar, Nancy F. Krebs, Richard Derman, Sarah Saleem, Elizabeth M. Mcclure Aug 2023

Improving Maternal, Neonatal And Child Health Outcomes In Low-Resource Settings: Translating Research Evidence To Practice - Report From The Third International Conference On Maternal, Newborn And Child Health, Robert L. Goldenberg, Shivaprasad S. Goudar, Nancy F. Krebs, Richard Derman, Sarah Saleem, Elizabeth M. Mcclure

Community Health Sciences

No abstract provided.


In Vitro And In Vivo Diabetic Models For Assessment Of Tissue Engineered Vascular Grafts, Juan Carlos Carrillo Garcia Aug 2023

In Vitro And In Vivo Diabetic Models For Assessment Of Tissue Engineered Vascular Grafts, Juan Carlos Carrillo Garcia

All Dissertations

Diabetes has become one of the leading causes of lower-limb loss worldwide. Every 30 seconds, a person loses a limb due to diabetic-related vascular complications. About one-third of patients needing lower-limb bypass surgery have debilitated autologous vessels unsuitable for use, and no other good long-term options are available. These detrimental effects on the vasculature are caused mainly by the hyperglycemic and hyperlipidemic conditions derived from diabetes. Under these conditions, an increase in advanced glycation end products (AGEs) and reactive oxygen species leads to irreversible crosslinks of extracellular matrix proteins, accelerating vascular pathology through vascular stiffening, endothelial dysfunction, inflammation, atherosclerosis, fibrosis, …