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Full-Text Articles in Medicine and Health Sciences

Clinical Outcomes For Patients With Nafld And Acute Hepatitis: An Analysis Of The National Inpatient Sample, Dakota B. Pastore, Tony Elias, Peter Senatore May 2024

Clinical Outcomes For Patients With Nafld And Acute Hepatitis: An Analysis Of The National Inpatient Sample, Dakota B. Pastore, Tony Elias, Peter Senatore

Rowan-Virtua Research Day

Introduction: Non-alcoholic fatty liver disease (NAFLD) is the most common form of chronic liver disease in the United States and has been found to play a significant role in cardiovascular disease risk through several mechanisms including dyslipidemia, insulin resistance, coagulability, and inflammation. Acute-on-chronic liver disease continues to contribute to worse health outcomes via acute hepatitis.

Methods: This case-control study investigated the relationship between NAFLD and acute hepatitis using data extracted from the National Inpatient Sample (NIS) Database for the years 2019 and 2020. The NIS was searched for hospitalizations of adult patients with acute hepatitis with and without NAFLD. Using …


The Effects Of Sglt2 Inhibitors In Patients With Metabolic Dysfunction-Associated Fatty Liver Disease; A Narrative Review, Mihaela Simona Popoviciu, Lorena Paduraru, Mominur Rahman, Fatema Akter Supti, Roxana Adriana Stoica, Delia Reurean Pintilei, Cristina Ioana Bica, Simona Cavalu Apr 2024

The Effects Of Sglt2 Inhibitors In Patients With Metabolic Dysfunction-Associated Fatty Liver Disease; A Narrative Review, Mihaela Simona Popoviciu, Lorena Paduraru, Mominur Rahman, Fatema Akter Supti, Roxana Adriana Stoica, Delia Reurean Pintilei, Cristina Ioana Bica, Simona Cavalu

Journal of Mind and Medical Sciences

Worldwide, metabolic dysfunction-associated fatty liver disease (MAFLD) is a significant public health concern, especially since more than fifty percent of people with type 2 diabetes are affected by it. This pathological condition includes all states of fatty liver disease, from non-alcoholic fatty liver disease (NAFLD) to steatohepatitis (NASH). Prolonged evolutions can lead to cirrhosis and cancer, so treatment must be started early. Hepatic steatosis may be improved by sodium glucose co-transporter 2 inhibitors (SGLT2 inhibitors), which prevent glucose reabsorption in the proximal renal tubule and increase urinary excretion, thus lowering plasma glucose levels. Experimental studies in animal models have suggested …


Advancements In Understanding And Treating Nafld: A Comprehensive Review Of Metabolic-Associated Fatty Liver Disease And Emerging Therapies, Jacob Beiriger, Kashyap Chauhan, Adnan Khan, Taha Shahzad, Natali Salinas, Peter Zhang, Sarah Chen, Anh Nguyen, Brian Yan, John Bruckbauer, Dina Halegoua-De Marzio Nov 2023

Advancements In Understanding And Treating Nafld: A Comprehensive Review Of Metabolic-Associated Fatty Liver Disease And Emerging Therapies, Jacob Beiriger, Kashyap Chauhan, Adnan Khan, Taha Shahzad, Natali Salinas, Peter Zhang, Sarah Chen, Anh Nguyen, Brian Yan, John Bruckbauer, Dina Halegoua-De Marzio

Department of Medicine Faculty Papers

This paper provides a comprehensive review of the current understanding of non-alcoholic fatty liver disease (NAFLD) and its progression to non-alcoholic steatohepatitis (NASH), focusing on key factors influencing its pathogenesis and emerging therapeutic strategies. This review highlights the growing prevalence of NAFLD and NASH, emphasizing their multifactorial nature. The manuscript identifies various contributors to NAFLD development, including genetic, dietary, and environmental factors, while examining the intricate interplay between these factors and their impact on hepatic lipid metabolism, inflammation, and insulin resistance. Genetic predisposition, dietary fat intake, and excessive fructose consumption are discussed as significant contributors to NAFLD progression. The article …


The Global Survey Of Disease Burden And Stigma Among Patients With Nafld And Their Healthcare Providers, Zobair M. Younossi, Yusuf Yilmaz, Jian-Gao Fan, Ming-Hua Zheng, Khalid Aida Alswat, Saleh A. Alqahtani, Mohamed El-Kassas, Laurent Castera, Jesus Funuyet-Salas, Stuart C. Gordon Oct 2023

The Global Survey Of Disease Burden And Stigma Among Patients With Nafld And Their Healthcare Providers, Zobair M. Younossi, Yusuf Yilmaz, Jian-Gao Fan, Ming-Hua Zheng, Khalid Aida Alswat, Saleh A. Alqahtani, Mohamed El-Kassas, Laurent Castera, Jesus Funuyet-Salas, Stuart C. Gordon

Conference Presentation Abstracts

Background: NAFLD can be associated with disease burden and stigma to patients and providers. Aims: To understand the disease burden and stigma related to NAFLD. Methods: Members of the Global NASH Council created two surveys (68-item patient and 41- items provider survey) about experiences and attitudes toward NAFLD and related terms. Results: The surveys were completed by 895 NAFLD patients (19 countries) and 629 providers (64% GI/hepatologists, 23 countries). Of all patients, 64% ever disclosed having NAFLD to family/friends; the main term used was “fatty liver” (82%) while “metabolic disease” or “MAFLD” were rarely used (never by 88%). 35% of …


Prevalence Of Post-Liver Transplant Complications And Nash-Related Cirrhosis In Postmenopausal Women, Natalia Salinas Parra, Michelle Schafer, Heather M. Ross, John Bruckbauer, Brian Yan, Sarah L. Chen, Adnan Khan Do, Danielle M. Tholey, Dina Halegoua-De Marzio Sep 2023

Prevalence Of Post-Liver Transplant Complications And Nash-Related Cirrhosis In Postmenopausal Women, Natalia Salinas Parra, Michelle Schafer, Heather M. Ross, John Bruckbauer, Brian Yan, Sarah L. Chen, Adnan Khan Do, Danielle M. Tholey, Dina Halegoua-De Marzio

Student Papers, Posters & Projects

INTRODUCTION AND OBJECTIVES: Compared to premenopausal women, postmenopausal women are at greater risk of developing NAFLD and NASH, two common indications for liver transplantation (LT). We aim to determine the prevalence of NASH-related cirrhosis in postmenopausal women from a cohort of LT patients and investigate their post-LT complications.

MATERIALS AND METHODS: Chart review of 1200 LT patients from 2002-2020 was performed. Postmenopausal women were defined as women over 51 and compared to a control group of men over 51. Prevalence of LT indications was determined. Subgroup analysis assessed cardiovascular disease risk. BMI and ASCVD risk scores were calculated at the …


Noninvasive Screening Of Nonalcoholic Fatty Liver Disease Among People Living With Hiv, Essi M. Havor May 2023

Noninvasive Screening Of Nonalcoholic Fatty Liver Disease Among People Living With Hiv, Essi M. Havor

Dissertations & Theses (Open Access)

Background: Nonalcoholic fatty liver disease (NAFLD) disproportionately affects up to 75% of people living with HIV (PLWH). Given the high HIV prevalence in Houston and Harris County, knowledge of the prevalence of NAFLD in PLWH is needed to inform prevention efforts. In addition, such knowledge is required to raise awareness among at-risk individuals and healthcare professionals.

Specific Aims: This cross-sectional study aimed (1) to examine the demographic, behavioral, clinical, and psychosocial characteristics of PLWH in Houston/Harris County, Texas, and to estimate the prevalence of NAFLD, (2) to determine factors associated with the severity of NAFLD, and (3) to identify specific …


The Global Fatty Liver Disease-Sustainable Development Goal Country Score For 195 Countries And Territories, Jeffrey V. Lazarus, Hannah Han, Henry E. Mark, Saleh A. Schattenberg, Jörn M. J., Ismaeel Yunusa Ph. D., Et Al. Apr 2023

The Global Fatty Liver Disease-Sustainable Development Goal Country Score For 195 Countries And Territories, Jeffrey V. Lazarus, Hannah Han, Henry E. Mark, Saleh A. Schattenberg, Jörn M. J., Ismaeel Yunusa Ph. D., Et Al.

Faculty Publications

Background & Aims:

Fatty liver disease is highly prevalent, resulting in overarching wellbeing and economic costs. Addressing it requires comprehensive and coordinated multisectoral action. We developed a fatty liver disease-Sustainable Development Goal (SDG) country score to provide insights into country-level preparedness to address fatty liver disease through a whole-of-society lens.

Approach & Results:

We developed two fatty liver disease-SDG score sets. The first included six indicators (child wasting, child overweight, non-communicable disease [NCD] mortality, universal health coverage service coverage index, health worker density, and education attainment), covering 195 countries between 1990-2017. The second included the aforementioned indicators plus an urban …


Increasing Utilization Of The Fib-4 Score To Improve Appropriate Nafld Consultation, Fanny Stampfli Silva, Teayoung Kim, Omar Masarweh, Stephanie Lopez Orizondo, Mohammed Rahhal, Feras Al-Moussally Jan 2023

Increasing Utilization Of The Fib-4 Score To Improve Appropriate Nafld Consultation, Fanny Stampfli Silva, Teayoung Kim, Omar Masarweh, Stephanie Lopez Orizondo, Mohammed Rahhal, Feras Al-Moussally

North Florida Division Research Day 2023

No abstract provided.


Comprehensive Review Of Cardiovascular Disease Risk In Nonalcoholic Fatty Liver Disease, Kevan Josloff, Jacob Beiriger, Adnan Khan, Richard J. Gawel, Richard S. Kirby, Aaron Kendrick, Abhinav K. Rao, Roy Wang, Michelle Schafer, Margaret Pearce, Kashyap Chauhan, Yash B. Shah, Gregary D. Marhefka, Dina Halegoua-De Marzio Nov 2022

Comprehensive Review Of Cardiovascular Disease Risk In Nonalcoholic Fatty Liver Disease, Kevan Josloff, Jacob Beiriger, Adnan Khan, Richard J. Gawel, Richard S. Kirby, Aaron Kendrick, Abhinav K. Rao, Roy Wang, Michelle Schafer, Margaret Pearce, Kashyap Chauhan, Yash B. Shah, Gregary D. Marhefka, Dina Halegoua-De Marzio

Department of Medicine Faculty Papers

Nonalcoholic Fatty Liver Disease (NAFLD) is a growing global phenomenon, and its damaging effects in terms of cardiovascular disease (CVD) risk are becoming more apparent. NAFLD is estimated to affect around one quarter of the world population and is often comorbid with other metabolic disorders including diabetes mellitus, hypertension, coronary artery disease, and metabolic syndrome. In this review, we examine the current evidence describing the many ways that NAFLD itself increases CVD risk. We also discuss the emerging and complex biochemical relationship between NAFLD and its common comorbid conditions, and how they coalesce to increase CVD risk. With NAFLD's rising …


Accuracy Of Noninvasive Diagnostic Tests For The Detection Of Significant And Advanced Fibrosis Stages In Nonalcoholic Fatty Liver Disease: A Systematic Literature Review Of The Us Studies, Dhaval Gosalia, Vlad Ratziu, Filip Stanicic, Djurdja Vukicevic, Vladimir Zah, Nadege Gunn, Dina Halegoua-De Marzio, Tram Tran Oct 2022

Accuracy Of Noninvasive Diagnostic Tests For The Detection Of Significant And Advanced Fibrosis Stages In Nonalcoholic Fatty Liver Disease: A Systematic Literature Review Of The Us Studies, Dhaval Gosalia, Vlad Ratziu, Filip Stanicic, Djurdja Vukicevic, Vladimir Zah, Nadege Gunn, Dina Halegoua-De Marzio, Tram Tran

Department of Medicine Faculty Papers

Background: The purpose of this systematic literature review (SLR) was to evaluate the accuracy of noninvasive diagnostic tools in detecting significant or advanced (F2/F3) fibrosis among patients with nonalcoholic fatty liver (NAFL) in the US healthcare context.

Methods: The SLR was conducted in PubMed and Web of Science, with an additional hand search of public domains and citations, in line with the PRISMA statement. The study included US-based original research on diagnostic test sensitivity, specificity and accuracy.

Results: Twenty studies were included in qualitative evidence synthesis. Imaging techniques with the highest diagnostic accuracy in F2/F3 detection and differentiation were magnetic …


Risk Prevention And Health Promotion For Non-Alcoholic Fatty Liver Diseases (Nafld), Adnan Khan, Do, Heather Ross, Natali Salinas, Sarah Chen, Kashyap Chauhan, Makala Wang, Brian Yan, Ba, John Magagna, Jacob Beiriger, Yash Shah, Taha Shahzad, Dina Halegoua-De Marzio, Md Oct 2022

Risk Prevention And Health Promotion For Non-Alcoholic Fatty Liver Diseases (Nafld), Adnan Khan, Do, Heather Ross, Natali Salinas, Sarah Chen, Kashyap Chauhan, Makala Wang, Brian Yan, Ba, John Magagna, Jacob Beiriger, Yash Shah, Taha Shahzad, Dina Halegoua-De Marzio, Md

Division of Internal Medicine Faculty Papers & Presentations

Non-alcoholic fatty liver disease (NAFLD) is a serious clinicopathological condition that is recognized as the most frequent chronic liver disease, affecting 14%-30% of the world’s population. The prevalence of NAFLD has rapidly grown and is correlated with the growth in obesity and type 2 diabetes, among other factors. NAFLD often results in long-term complications including cardiovascular disease, liver cirrhosis, and liver fibrosis. This paper provides an updated overview of NAFLD with a focus on epidemiology, etiology, pathophysiology, screening, complications, and pharmacological therapies to identify effective risk prevention and health promotion.


The Diagnostic Role Of Cytokeratin 8/18 Immunohistochemical Marker For Lean Non-Alcoholic Fatty Liver Disease, P Telli, M Buyuk, Nazli Begum Ozturk, Z Istemihan, K Nuriyev, A Atasoy, B Cavus, A Cifcibasi Ormeci, U Akyuz, K Demir Oct 2022

The Diagnostic Role Of Cytokeratin 8/18 Immunohistochemical Marker For Lean Non-Alcoholic Fatty Liver Disease, P Telli, M Buyuk, Nazli Begum Ozturk, Z Istemihan, K Nuriyev, A Atasoy, B Cavus, A Cifcibasi Ormeci, U Akyuz, K Demir

Conference Presentation Abstracts

Introduction

Non-alcoholic fatty liver disease (NAFLD) is one of the leading causes of chronic liver diseases. NAFLD spectrum begins from simple steatosis to non-alcoholic steatohepatitis (NASH), progressive fibrosis, cirrhosis, and even hepatocellular carcinoma. Although most NAFLD patients are overweight and obese, 30% are lean. We analyzed lean and non-lean NAFLD patients’ liver biopsies for cytokeratin 8/18 immunohistochemical staining differences.

Aims & Methods

Thirty biopsy-proven NAFLD patients (15 patients with BMI ≤ 25 kg/m2, 15 patients with BMI > 25 kg/m2) were included in the study. Demographic, biochemical, and histologic features of the patients were recorded. Biopsy specimens from our archive were …


Assessment Of Predictive Factors Of Hepatic Steatosis Diagnosed By Vibration Controlled Transient Elastography (Vcte) In Chronic Hepatitis C Virus-Infected Patients, Singh Y, Gogtay M, Gurung S, Trivedi N, Abraham Gm Jul 2022

Assessment Of Predictive Factors Of Hepatic Steatosis Diagnosed By Vibration Controlled Transient Elastography (Vcte) In Chronic Hepatitis C Virus-Infected Patients, Singh Y, Gogtay M, Gurung S, Trivedi N, Abraham Gm

Journal of Community Hospital Internal Medicine Perspectives

This retrospective, cross-sectional study aimed to evaluate the predictive factors of moderate/severe hepatic steatosis diagnosed by vibration-controlled transient elastography (VCTE). It included 158 adult patients with suspected non-alcoholic fatty liver disease (NAFLD) evaluated by VCTE in an outpatient setting of a community-based teaching hospital. Patients with significant alcohol consumption, oral contraceptive use, hepatitis B disease, autoimmune hepatitis, and primary biliary cirrhosis were excluded. Steatosis was categorized as S0-S1 (mild) and S2-S3 (moderate/severe) based on the controlled attenuation parameter (CAP) score. Results demonstrated the mean values of BMI (p=0.001), kiloPascals [kPa] (fibrosis) raw score (p=0.009), obesity (p=0.001), diabetes mellitus [DM] (p=0.014), …


Pharmacotherapy For Non-Alcoholic Steatohepatitis - Current Status And Future Prospects, Ganesh Bhat Dec 2021

Pharmacotherapy For Non-Alcoholic Steatohepatitis - Current Status And Future Prospects, Ganesh Bhat

Manipal Journal of Medical Sciences

Non-alcoholic Steatohepatitis (NASH) is emerging as a leading cause of cirrhosis worldwide. Weight reduction through lifestyle modification is accepted first line treatment for these patients. Histological improvement in highrisk patient is the primary target of pharmacotherapy in NASH patients. Even though currently many drugs are available for these high-risk patients, none of them has been approved USA Food and Drug Administration (FDA) until now. Among these, vitamin E and pioglitazone has been approved by AASLD (American Association for the Study of Liver Diseases) in selected group of patients. There are more than a dozen drug targeting different pathways in NASH …


Efficacy Of Weight Reduction On Pediatric Nonalcoholic Fatty Liver Disease: Opportunities To Improve Treatment Outcomes Through Pharmacotherapy., Chance S. Friesen, Chelsea Hosey-Cojocari, Sherwin S. Chan, Iván L. Csanaky, Jonathan B. Wagner, Brooke Sweeney, Alec Friesen, Jason D. Fraser, Valentina Shakhnovich Apr 2021

Efficacy Of Weight Reduction On Pediatric Nonalcoholic Fatty Liver Disease: Opportunities To Improve Treatment Outcomes Through Pharmacotherapy., Chance S. Friesen, Chelsea Hosey-Cojocari, Sherwin S. Chan, Iván L. Csanaky, Jonathan B. Wagner, Brooke Sweeney, Alec Friesen, Jason D. Fraser, Valentina Shakhnovich

Manuscripts, Articles, Book Chapters and Other Papers

Obesity is the single greatest risk factor for nonalcoholic fatty liver disease (NAFLD). Without intervention, most pediatric patients with NAFLD continue to gain excessive weight, making early, effective weight loss intervention key for disease treatment and prevention of NAFLD progression. Unfortunately, outside of a closely monitored research setting, which is not representative of the real world, lifestyle modification success for weight loss in children is low. Bariatric surgery, though effective, is invasive and can worsen NAFLD postoperatively. Thus, there is an evolving and underutilized role for pharmacotherapy in children, both for weight reduction and NAFLD management. In this perspective article, …


A High-Throughput Approach To Characterizing Arv1 On The Regulation Of Lipid Homeostasis Uncovers A Novel Interaction With Epidermal Growth Factor Receptor, Nicholas Anthony Wachowski Apr 2021

A High-Throughput Approach To Characterizing Arv1 On The Regulation Of Lipid Homeostasis Uncovers A Novel Interaction With Epidermal Growth Factor Receptor, Nicholas Anthony Wachowski

Graduate School of Biomedical Sciences Theses and Dissertations

Acyl-CoA cholesterol acyl transferase related enzyme-2 required for viability 1 (ARV1) was first recognized in Saccharomyces cerevisiae in a study done in 2000 by Tinkelenberg et al. In yeast, the deletion of ARV1 results in numerous defects including abnormal sterol trafficking [1], the reduction of sphingolipid metabolism [2], synthesis of glycosylphosphatidylinositol (GPI) anchor [3], ER stress [4], and hypersensitivity of fatty acids leading to lipoapoptosis [5]. Arv1 germline deletion in mice displayed a lean phenotype with increased energy [6]. In humans, ARV1 mutations lead to epileptic encephalopathy [7].

Non-alcoholic fatty liver disease (NAFLD) consists of simple steatosis to non-alcoholic steatohepatitis …


Food Insecurity Is Associated With Nonalcoholic Fatty Liver Disease, Cognitive Impairment, And Immune Activation In People Living With Hiv, Javier A. Tamargo Mar 2021

Food Insecurity Is Associated With Nonalcoholic Fatty Liver Disease, Cognitive Impairment, And Immune Activation In People Living With Hiv, Javier A. Tamargo

FIU Electronic Theses and Dissertations

Food insecurity (FI) is a socioeconomic condition characterized by inadequate access to enough food and nutrition to sustain health and wellbeing. Food insecurity is a risk factor for chronic and age-related conditions, raising concerns for the aging population of people living with HIV (PLWH), in whom food insecurity is disproportionately prevalent. PLWH are at increased risk of nutrition-related complications and chronic co-morbidities, thus food insecurity may exacerbate adverse health outcomes in this population. This study investigated whether food insecurity was associated with nonalcoholic fatty liver disease (NAFLD), cognitive impairment, and immune activation among socioeconomically disadvantaged adults living with and without …


Macrophage-Derived Thrombospondin 1 Promotes Obesity-Associated Non-Alcoholic Fatty Liver Disease, Taesik Gwag, Raja Gopal Reddy Mooli, Dong Li, Sangderk Lee, Eun Young Lee, Shuxia Wang Feb 2021

Macrophage-Derived Thrombospondin 1 Promotes Obesity-Associated Non-Alcoholic Fatty Liver Disease, Taesik Gwag, Raja Gopal Reddy Mooli, Dong Li, Sangderk Lee, Eun Young Lee, Shuxia Wang

Pharmacology and Nutritional Sciences Faculty Publications

Background

Thrombospondin 1 (TSP1) is a multifunctional matricellular protein. We previously showed that TSP1 has an important role in obesity-associated metabolic complications, including inflammation, insulin resistance, cardiovascular, and renal disease. However, its contribution to obesity-associated non-alcoholic fatty liver disease/non-alcoholic steatohepatitis (NAFLD or NASH) remains largely unknown; thus, we aimed to determine its role.

Methods

High-fat diet or AMLN (amylin liver NASH) diet-induced obese and insulin-resistant NAFLD/NASH mouse models were utilised, in addition to tissue-specific Tsp1-knockout mice, to determine the contribution of different cellular sources of obesity-induced TSP1 to NAFLD/NASH development.

Results

Liver TSP1 levels were increased in experimental obese …


Natural Product Heme Oxygenase Inducers As Treatment For Nonalcoholic Fatty Liver Disease, David E. Stec, Terry D. Hinds Jr. Dec 2020

Natural Product Heme Oxygenase Inducers As Treatment For Nonalcoholic Fatty Liver Disease, David E. Stec, Terry D. Hinds Jr.

Pharmacology and Nutritional Sciences Faculty Publications

Heme oxygenase (HO) is a critical component of the defense mechanism to a wide variety of cellular stressors. HO induction affords cellular protection through the breakdown of toxic heme into metabolites, helping preserve cellular integrity. Nonalcoholic fatty liver disease (NAFLD) is a pathological condition by which the liver accumulates fat. The incidence of NAFLD has reached all-time high levels driven primarily by the obesity epidemic. NALFD can progress to nonalcoholic steatohepatitis (NASH), advancing further to liver cirrhosis or cancer. NAFLD is also a contributing factor to cardiovascular and metabolic diseases. There are currently no drugs to specifically treat NAFLD, with …


Association Between Remnant Lipoprotein Cholesterol Levels And Non-Alcoholic Fatty Liver Disease In Adolescents, Justin Chin, Trevor A. Mori, Leon A. Adams, Lawrence J. Beilin, Rae-Chi Huang, John K. Olynyk, Oyekoya T. Ayonrinde Dec 2020

Association Between Remnant Lipoprotein Cholesterol Levels And Non-Alcoholic Fatty Liver Disease In Adolescents, Justin Chin, Trevor A. Mori, Leon A. Adams, Lawrence J. Beilin, Rae-Chi Huang, John K. Olynyk, Oyekoya T. Ayonrinde

Research outputs 2014 to 2021

Background & Aims: Remnant lipoprotein cholesterol (RLP-C) is an atherogenic lipid profile associated with non-alcoholic fatty liver disease (NAFLD) and cardiovascular disease (CVD). With increased rates of CVD seen in adults with NAFLD, RLP-C has the potential to identify individuals with NAFLD who are at increased risk of CVD. This study examined in adolescents sex-different associations among RLP-C, NAFLD, and cardiometabolic risk factors, and whether RLP-C is associated with NAFLD beyond traditional cardiometabolic risk factors. Methods: Adolescents in the Raine Study had anthropometry, clinical, biochemistry and arterial stiffness measurements recorded at 17 years of age. Fatty liver, subcutaneous and visceral …


Evaluating The Effects Of Pcbs In Non-Alcoholic Fatty Liver Disease & Diabetes And The Role Of Ahr In Regulating The Hepatic Proteome And Lipid Metabolism., Jian Jin Dec 2020

Evaluating The Effects Of Pcbs In Non-Alcoholic Fatty Liver Disease & Diabetes And The Role Of Ahr In Regulating The Hepatic Proteome And Lipid Metabolism., Jian Jin

Electronic Theses and Dissertations

Polychlorinated biphenyls (PCBs) are persistent organic pollutants associated with non-alcoholic fatty liver disease (NAFLD) and diabetes. Based on their ability to activate the aryl hydrocarbon receptor (AhR), PCBs are subdivided into two classes: dioxin-like (DL) and non- dioxin-like (NDL) PCBs. This study not only evaluated the chronic effect of DL PCBs (PCB126), NDL PCBs (Aroclor1260 mainly contains NDL), and the DL/NDL PCB mixture (PCB126/Aroclor1260 mixture) on liver, but also explored the acute hepatic effects of DL PCB and potential mechanisms in NAFLD and the role of AhR in regulating hepatic proteome and lipid metabolism, and whether the process independent of …


The Role Of Liver Sinusoidal Endothelial Cells In Liver Malady Homeostasis, Fatima Cabral Dec 2020

The Role Of Liver Sinusoidal Endothelial Cells In Liver Malady Homeostasis, Fatima Cabral

Department of Biochemistry: Dissertations, Theses, and Student Research

Current literature described techniques for the purification of liver cell types through text alone. The techniques described for the isolation of liver sinusoidal endothelial cells as well as hepatocytes described here are modified from a published article in the Journal of Visualized experiments. The video protocol allows for the user to successfully isolate cells as the most difficult parts of the procedure are demonstrated visually. The detection of liver maladies such as the non-alcoholic fatty liver disease, the stage if this disease and differentiation between non-alcoholic and alcoholic fatty liver disease is demonstrated in the development of a unique panel …


Reducing Adverse Outcomes In Hepatocellular Carcinoma Patients Undergoing Hepatectomies, Yongyue Qi Aug 2020

Reducing Adverse Outcomes In Hepatocellular Carcinoma Patients Undergoing Hepatectomies, Yongyue Qi

Theses & Dissertations

The incidence and mortality of liver cancers are increasing in the United States. In addition to the classic risk factors of hepatic viral infection and high alcohol consumption, non-alcoholic Fatty Liver Disease (NAFLD), has emerged as a risk factor for hepatocellular carcinoma (HCC). The most effective curative treatment for HCC is liver resection (hepatectomy), however, hepatectomy is a major operation with potential risks of mortality, hospital readmission and other adverse outcomes such as postoperative complications and longer hospital stay. The reported 90-day mortality and 30-day readmission rates following a hepatectomy vary widely across studies, most of which have limitations due …


Evolving Role For Pharmacotherapy In Nafld/Nash, Suzanna L. Attia, Samir Softic, Marialena Mouzaki Jun 2020

Evolving Role For Pharmacotherapy In Nafld/Nash, Suzanna L. Attia, Samir Softic, Marialena Mouzaki

Pediatrics Faculty Publications

Nonalcoholic fatty liver disease (NAFLD) is a highly prevalent, dynamic disease that occurs across the age spectrum and can lead to cirrhosis and hepatocellular carcinoma. There are currently no US Food and Drug Administration (FDA) approved treatments for NAFLD; however, this is a field of active research. This review summarizes emerging pharmacotherapies for the treatment of adult and pediatric NAFLD. Investigated pharmacotherapies predominantly target bile acid signaling, insulin resistance, and lipid handling within the liver. Three drugs have gone on to phase III trials for which results are available. Of those, obeticholic acid is the single agent that demonstrates promise …


The Significance Of Transient Elastography In The Prevention And Early Detection For Individuals With Nonalcoholic Fatty Liver Disease (Nafld), Emmalee Peck Apr 2020

The Significance Of Transient Elastography In The Prevention And Early Detection For Individuals With Nonalcoholic Fatty Liver Disease (Nafld), Emmalee Peck

Student Scholars Day Posters

Early detection and intervention are key to reverse Nonalcoholic Fatty Liver Disease (NAFLD). Newer imaging modalities such as the transient elastography (FibroScan) is a method in which healthcare providers can detect fibrosis and cirrhosis, as measured by the amount of liver stiffness, in individuals with NAFLD. The purpose of this review was to synthesize the literature comparing transient elastography to invasive and noninvasive diagnostic techniques for the detection of liver fibrosis in people with NAFLD. Thirty articles met the inclusion criteria and were included in this review. Overall, transient elastography was found to be a sufficient tool in conjunction and …


The Impact Of Lifestyle Medicine On Nonalcoholic Fatty Liver Disease, Kelli L. Noble Jan 2020

The Impact Of Lifestyle Medicine On Nonalcoholic Fatty Liver Disease, Kelli L. Noble

DNP Research Projects

Nonalcoholic fatty liver disease (NAFLD) is the most common liver disease worldwide. The main risk factor for the development of NAFLD is metabolic syndrome. Women are at greatest risk, typically in their 5th to 6th decade of life. The more aggressive form of NAFLD is nonalcoholic steatohepatitis (NASH) which is characterized by inflammation associated with NAFLD. NASH has the greatest tendency to progress into cirrhosis. However, lifestyle intervention has been shown to effectively treat, and even reverse NAFLD. The purpose of this quantitative, quasi-experimental study was to lend additional research and demonstrate improvement in NAFLD through lifestyle intervention with 1) …


Downstream Pathways Of Glucagon Receptor Agonism In Obesity, Shelly Nason Jan 2020

Downstream Pathways Of Glucagon Receptor Agonism In Obesity, Shelly Nason

All ETDs from UAB

Obesity is highly prevalent and strategies to improve weight loss maintenance are critical for healthcare. Behavioral interventions are effective but require major lifestyle changes that are often difficult to maintain long-term. Therefore, modifying energy balance with pharmacotherapy is a strategy to combine with lifestyle modifications for sustained weight loss. Glucagon, a hormone involved in maintaining glucose homeostasis, also regulates energy expenditure, food intake, and lipid metabolism. As such, glucagon-based therapies have gained attention as an attractive clinical target. Glucagon Receptor (GCGR) mono-agonism induces glucose intolerance; therefore, dissecting the mechanisms by which GCGR signaling mediates energy balance are clinically relevant to …


Susceptibility To Metabolic Disease And Individual Variations In Unfolded Protein Response In Deer Mice (Peromyscus Maniculatus), Amanda Rose Havighorst Oct 2019

Susceptibility To Metabolic Disease And Individual Variations In Unfolded Protein Response In Deer Mice (Peromyscus Maniculatus), Amanda Rose Havighorst

Theses and Dissertations

The endoplasmic reticulum is the site where integral membrane and secreted proteins are synthesized and folded, and is also the site of synthesis of steroids, lipids, and other macromolecules. While ER is found in most cell types, hepatocytes in particular contain large amounts of both rough and smooth ER to facilitate their tasks, which include lipoprotein assembly and secretion, cholesterol biosynthesis, and lipid metabolism. As such, stress in the ER – and the cells’ ability to respond to it – plays a key role in disease pathogenesis. In particular, hepatic steatosis, or fatty liver, is linked to ER stress. However, …


Gender-Specific Differences In Clinical And Metabolic Variables Associated With Nafld In A Mexican Pediatric Population, Eréndira Villanueva-Ortega, María José Garcés-Hernández, Arturo Herrera-Rosas, Juan Carlos Lopez Alvarenga, Estibalitz Laresgoiti-Servitje, Galileo Escobedo, Gloria Queipo, Sergio Cuevas-Covarrubias, Guadalupe Nayely Garibay-Nieto Oct 2019

Gender-Specific Differences In Clinical And Metabolic Variables Associated With Nafld In A Mexican Pediatric Population, Eréndira Villanueva-Ortega, María José Garcés-Hernández, Arturo Herrera-Rosas, Juan Carlos Lopez Alvarenga, Estibalitz Laresgoiti-Servitje, Galileo Escobedo, Gloria Queipo, Sergio Cuevas-Covarrubias, Guadalupe Nayely Garibay-Nieto

School of Medicine Publications and Presentations

Introduction and objectives: Non-alcoholic fatty liver disease (NAFLD) is the most common liver disease in children and it is more prevalent in Hispanic males. The gender differences can be explained by body fat distribution, lifestyle, or sex hormone metabolism. We evaluated anthropometric and metabolic differences by gender in children with and without NAFLD.

Methods: We included 194 participants (eutrophic, overweight, and individuals with obesity). The presence of NAFLD was determined using ultrasonography, and we evaluated the association between this disease with metabolic and anthropometric variables by gender.

Results: The mean age was 10.64±2.54 years. The frequency of NAFLD in boys …


Development Of A Pediatric Model Of Nafld In Neonatal Iberian Pigs, Gabriella Veronica Hernandez, Victoria Alice Smith, Morgan Coffin, Daniel Columbus, Matthew Burd, Kimberly Sprayberry, Mark Edwards, Daniel Peterson, Darin Bennett, Robert Fanter, Christopher Kitts, Michael La Frano, Margaret Rice, Douglas Burrin, Magdalena Maj, Rodrigo Manjarin Jun 2019

Development Of A Pediatric Model Of Nafld In Neonatal Iberian Pigs, Gabriella Veronica Hernandez, Victoria Alice Smith, Morgan Coffin, Daniel Columbus, Matthew Burd, Kimberly Sprayberry, Mark Edwards, Daniel Peterson, Darin Bennett, Robert Fanter, Christopher Kitts, Michael La Frano, Margaret Rice, Douglas Burrin, Magdalena Maj, Rodrigo Manjarin

Master's Theses

The prevalence of non-alcoholic fatty liver disease (NAFLD) in children has increased over the past decades, creating a need for animal models that recapitulate the features of the pediatric disease. Iberian pigs have a leptin-resistant phenotype characterized by hyperleptinemia, hyperphagia, and extreme adipogenesis. We hypothesized that neonatal Iberian pigs fed a high fat high-fructose (HFF) diet will develop a pattern of liver injury resembling pediatric NAFLD. In addition, we sought to determine if a mixture of probiotics would prevent the disease. Animals were fed 1 of 4 diets containing (g/kg body weight × d) 0 g fructose, 11 g fat …