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2019

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Discovering The Genetic Architecture Underlying Exercise Response Using Drosophila Melanogaster, Louis P. Watanabe Jan 2019

Discovering The Genetic Architecture Underlying Exercise Response Using Drosophila Melanogaster, Louis P. Watanabe

All ETDs from UAB

The growth of modern jobs, technology, and transportation has coincided with increased sedentary behavior in many developed nations. In the United States, this increase has contributed partially to rising rates of obesity, leading to more than 78 million obese individuals. The annual medical costs associated with obesity are thought to range from 147 to 210 billion dollars. The initial treatment recommendations for individuals with obesity are increased exercise and changes in diet. Despite the strong narrative pushing exercise as a health benefit, individual responses can vary widely, and little is known regarding the genetic networks modulating exercise response. In order …


Using Peptide Mimetics To Probe Protein-Protein Interactions Significant In Cancers, Robert H. Whitaker Jan 2019

Using Peptide Mimetics To Probe Protein-Protein Interactions Significant In Cancers, Robert H. Whitaker

All ETDs from UAB

Protein-protein interactions are critical for cell life. One aspect of cellular regulation where such protein-protein interactions occur is in the highly regulated process of programmed cell death (or apoptosis). Apoptosis is critical for normal tissue homeostasis, differentiation, and if dysregulated is a driver of disease including cancers. At the center of apoptotic regulation is the BCL2 protein family whose intra-familial protein-protein interactions balance cell stress signaling either allowing the cell to survive or inducing mitochondrial cell death. These BCL2 protein interactions are accomplished through the BH3 motif. While unique to the BCL2 family, a similar motif, the reverse BH3, has …


Comparison Of Longitudinal Voxel-Based Morphometry (Vbm) And Tensor-Based Morphometry (Tbm) For Detecting Structural Use-Dependent Neuroplastic Changes After Constraint-Induced Movement Therapy, Brent Maddox Womble Jan 2019

Comparison Of Longitudinal Voxel-Based Morphometry (Vbm) And Tensor-Based Morphometry (Tbm) For Detecting Structural Use-Dependent Neuroplastic Changes After Constraint-Induced Movement Therapy, Brent Maddox Womble

All ETDs from UAB

Constraint-Induced Movement therapy (CI therapy) is an efficacious physical rehabilitation intervention for lateralized upper-extremity motor deficits resulting from neurological injury or disease, which has been shown to result in use-dependent structural and functional neuroplasticity. While use-dependent neuroplasticity has been shown to result in structural changes in brain tissue density, thickness, and volume, the exact cellular mechanisms underpinning this neuroplasticity in humans have yet to be determined. The present study involved a novel use of synthetic data, with the overall aim of elucidating the nature of structural use-dependent neuroplasticity produced by CI therapy. Longitudinal voxel-based morphometry (VBM) and tensor-based morphometry (TBM) …


Ventral Hippocampal Input To The Medial Prefrontal Cortex Regulates Social Memory, Mary Leann Phillips Jan 2019

Ventral Hippocampal Input To The Medial Prefrontal Cortex Regulates Social Memory, Mary Leann Phillips

All ETDs from UAB

Both the ventral hippocampus (vHIP) and medial prefrontal cortex (mPFC) are active participants in the neural circuitry activated by social interaction, and are both necessary for certain aspects of social behavior. Additionally, synaptic projections from the ventral hippocampus (vHIP) to the medial prefrontal cortex (mPFC) are implicated in several neuropsychiatric disorders. Using the Mecp2 knockout (KO) mouse model of Rett syndrome, an autism-associated disorder with network level deficits in the vHIP and mPFC as well as aberrant social behavior, we strove to determine the role of vHIP-mPFC in social behavior. Here, we show that the vHIP-mPFC projection is hyperactive in …


The Closed Eye As A Model For Dry Eye Disease, Cameron Kenneth Postnikoff Jan 2019

The Closed Eye As A Model For Dry Eye Disease, Cameron Kenneth Postnikoff

All ETDs from UAB

Every night, during sleep, the tears of the closed eye become significantly more inflammatory, with a notable influx of neutrophils. Preliminary studies suggested that these neutrophils were significantly different than blood-isolated neutrophils, with an increased concentration, upregulated surface expression of inflammatory membrane receptors, but inability to respond to inflammatory stimuli. The purpose of this dissertation was to better understand the contribution of this neutrophil population to ocular surface homeostasis and dry eye disease. Chapter One presents an introduction to the tear film and ocular surface, along with an introduction to dry eye disease and neutrophil biology. Chapter One also discusses …


Impact Of Environmental Exposures On Respiratory Health, Lawrence Rasmussen Jan 2019

Impact Of Environmental Exposures On Respiratory Health, Lawrence Rasmussen

All ETDs from UAB

Chronic obstructive pulmonary disease (COPD) is a leading cause of morbidity and mortality around the world. Cigarette smoking is a leading cause of COPD; similarly, individuals exposed to secondhand smoke (SHS) are also vulnerable to COPD and other airway diseases; however, distinct molecular mechanisms involved in SHS-induced lung effects that result in COPD are poorly understood. Mucociliary clearance (MCC) is a primary lung defense against inhaled particulate matter and pathogens. Thus, understanding how inhaled irritants such as SHS disrupt MCC will promote improved scientific understanding and better public health initiatives to prevent respiratory illnesses. Using a variety of in vitro …


Uncovering The Role Of Women In Two Social Movements: The Intricacies Of Black Feminine Leadership, Ajanet Schauron Rountree Jan 2019

Uncovering The Role Of Women In Two Social Movements: The Intricacies Of Black Feminine Leadership, Ajanet Schauron Rountree

All ETDs from UAB

ABSTRACT The historical conceptualization of social movements on the space-time continuum is often androcentric. Heavy reliance on male leadership perspectives negates the female point of view and creates what Marable labels an “idealized interpretation” that skirts the actual relationship between individuals and the evolution of history. This research is the deliberate recovery of the purposefully omitted while elucidating the intricacies of the leadership of Black women. It foregrounds and clarifies the leadership narratives of Black women who navigated the gendered and racialized spaces of their churches and communities in the struggle for civil and human rights during the Civil Rights …


Enhancing Work Zone Mobility Through Design And Control Of Lane Closures, Troyee Saha Jan 2019

Enhancing Work Zone Mobility Through Design And Control Of Lane Closures, Troyee Saha

All ETDs from UAB

Work zones hinder mobility, affecting travelers and transportation agencies that are trying to ensure efficient traffic flow through work zones. A study by Wunderlich & Hardesty, 2002 reported that nearly 20% of the National Highway System roads have scheduled construction work during the peak construction season. Additionally, approximately 24% of non-recurring delays on freeways are caused by work zones. Given the time lost by travelers due to work zone induced traffic congestion, it is critically important to efficiently plan temporary traffic control (TTC) at work zones. However, earlier research conducted by Sisiopiku & Ramadan, 2017 confirms that the majority of …


Pannexin 1 Channel Inhibition To Prevent Triggered Arrhythmia, Grace Elizabeth Salzer Jan 2019

Pannexin 1 Channel Inhibition To Prevent Triggered Arrhythmia, Grace Elizabeth Salzer

All ETDs from UAB

The mechanism of triggered arrhythmia generation involves inappropriate diastolic calcium (Ca2+) releases from the sarcoplasmic reticulum that promote membrane depolarization when the released Ca2+ is transported out of the cardiomyocyte via the sodium Ca2+ exchanger (NCX). If membrane depolarization is large enough, these events can trigger an ectopic action potential. However, it is not fully understood what physiological factors facilitate triggered events at the tissue level. Pannexin 1 (Px1), a large transmembrane conductance channel, can be activated by various stimuli including increases in intracellular Ca2+. We predict that during diastolic Ca2+ releases, Px1 becomes activated and together with the NCX, …


Transcriptional Dynamics Of Dopaminergic Signaling, Katherine Elizabeth Savell Jan 2019

Transcriptional Dynamics Of Dopaminergic Signaling, Katherine Elizabeth Savell

All ETDs from UAB

Drugs of abuse increase dopamine concentrations in the nucleus accumbens, a key reward structure that integrates contextual and cue-related information and regulates motivated behavior. This surge of dopamine triggers cell signaling cascades that converge in the nucleus to cause changes in gene expression, which are thought to lead to the observed functional and structural alterations in the reward circuit after exposure to drugs of abuse. However, while various drugs of abuse cause transcriptional changes, previously available tools have not had the capacity to deeply characterize these gene programs. Therefore, we optimized a dual lentivirus CRISPR system for targeted gene modulation …


Intracellular Compartment-Specific Abnormalities In Proteasome Expression And Activity In The Superior Temporal Gyrus In Schizophrenia, Madeline R. Scott Jan 2019

Intracellular Compartment-Specific Abnormalities In Proteasome Expression And Activity In The Superior Temporal Gyrus In Schizophrenia, Madeline R. Scott

All ETDs from UAB

Protein homeostasis is an emerging component of schizophrenia (SZ) pathophysiology. Proteomic alterations in SZ are well-documented; however the underlying mechanism driving these changes remains unknown. The ubiquitin proteasome system (UPS) is fundamental to protein homeostasis regulation, and UPS transcript abnormalities in both blood and brain have been observed in SZ. Supporting a role for UPS dysfunction in SZ, we have reported decreased protein expression of ubiquitin-associated proteins in SZ brain. However, previous work on the proteasome has been limited to transcript expression. In the following studies we sought to address this gap in knowledge by characterizing proteasome dysfunction in the …


Novel Approaches To Enhance Translational Readthrough Efficacy For Cystic Fibrosis Nonsense Mutations, Jyoti Sharma Jan 2019

Novel Approaches To Enhance Translational Readthrough Efficacy For Cystic Fibrosis Nonsense Mutations, Jyoti Sharma

All ETDs from UAB

Cystic fibrosis (CF) is a monogenic autosomal recessive disease caused by over 1,900 naturally occurring variants in the CF transmembrane conductance regulator (CFTR). CFTR is an epithelial anion channel which regulates the movement of chloride and bicarbonate ions. Mutations in the CFTR causes diminished CFTR protein and/or reduced CFTR function that lead to clinical manifestations. These include severe epithelial dysfunction of multiple tissues, including the lungs, intestine, pancreas, and reproductive organs. Premature termination codons (PTC), or nonsense mutations, are among the most severe CFTR variants and occur in ~11% of the CF population. PTCs are caused by the presence of …


Meat: A Novel, Sergey Belyaev, Boris Pilnyak, Ronald D. Leblanc Jan 2019

Meat: A Novel, Sergey Belyaev, Boris Pilnyak, Ronald D. Leblanc

Faculty Publications

An English-language translation of a Russian novel that appeared in the Soviet thick journal "Novyi Mir" in three installments during February, March, and April of 1936.


A Neonicotinoid Affects The Mating Behavior Of Spalangia Endius (Hymenoptera: Pteromalidae), A Biological Control Agent Of Filth Flies, Bethia H. King, A. N. Kremer Jan 2019

A Neonicotinoid Affects The Mating Behavior Of Spalangia Endius (Hymenoptera: Pteromalidae), A Biological Control Agent Of Filth Flies, Bethia H. King, A. N. Kremer

Faculty Articles, Papers, and Other Scholarship

Spalangia endius Walker (Hymenoptera: Pteromalidae) is a parasitoid wasp that is commercially-available as a biological control agent for filth fly pests in livestock-rearing operations. Imidacloprid is often used to control these flies. The present study examined the sublethal effect of field-realistic concentrations of imidacloprid on mating behavior, offspring sex ratios, and male preference for virgin females. After exposure to imidacloprid, S. endius females that survived were less likely to mate than control females, which will result in male-biased sex ratios because only mated females can produce daughters. Males did not avoid exposed females, but exposed females were almost always unreceptive. …


Dissemination Of Imidacloprid Through Dairy Cattle Manure And Its Effect On The Biological Control Agent, Spalangia Endius (Hymenoptera: Pteromalidae), And A Filth Fly Host, Musca Domestica (Diptera: Muscidae), E.R. Burgess, S.M. Watkins, Bethia H. King, K. Chantos-Davidson, A. N. Kremer, J.C. Tournear, J. Morrow, T.J. Hagen, E.R. Gaillard Jan 2019

Dissemination Of Imidacloprid Through Dairy Cattle Manure And Its Effect On The Biological Control Agent, Spalangia Endius (Hymenoptera: Pteromalidae), And A Filth Fly Host, Musca Domestica (Diptera: Muscidae), E.R. Burgess, S.M. Watkins, Bethia H. King, K. Chantos-Davidson, A. N. Kremer, J.C. Tournear, J. Morrow, T.J. Hagen, E.R. Gaillard

Faculty Articles, Papers, and Other Scholarship

Filth flies, including house flies, Musca domestica L. (Diptera: Muscidae), develop in animal manure. Adult house flies often are controlled with pesticides such as imidacloprid. How imidacloprid disseminates and persists after it contaminates manure was measured at a dairy farm. A week after application of imidacloprid via fly bait to cattle manure, a mean of approximately 4 ppm of imidacloprid, and as high as 15 ppm, was quantifiable up to 12 cm from the application site, but not farther. Laboratory experiments addressed the impact of 15 ppm of imidacloprid in manure on egg-to-adult development of house flies and on the …


The Development Of A High-Throughput Screening Assay For Acetyl-Coa Carboxylase Using 1,3,6,8-Tetrahydroxynapthalene Synthase, Sarah Elayne Cohen Jan 2019

The Development Of A High-Throughput Screening Assay For Acetyl-Coa Carboxylase Using 1,3,6,8-Tetrahydroxynapthalene Synthase, Sarah Elayne Cohen

Honors Capstones

No abstract provided.


Perceptions Of African-American Teachers Concerning African-American Youth, D'Antranett Hicks-Stewart Jan 2019

Perceptions Of African-American Teachers Concerning African-American Youth, D'Antranett Hicks-Stewart

All ETDs from UAB

Perceptions of African American youth have been illustrated by how they are perceived on television: as deviants, criminals and unteachable. These perceptions are also illustrated in the behaviors of teachers in both inner-city and suburban schools. African American teachers in the inner-city schools have hope of changing the world for the better until they are met with difficult challenges presented by African-American students. Some students are excellent and some not so excellent. The structural environment of African-American youth can so strongly influence their behavior, that they begin to take on their perceptions. This can be seen in their choice friends, …


Wear Of Orthodontic Bite Turbos And Opposing Enamel, Kyle Feagin Jan 2019

Wear Of Orthodontic Bite Turbos And Opposing Enamel, Kyle Feagin

All ETDs from UAB

Orthodontic bite turbos are used to separate the maxillary and mandibular arches when disocclusion is needed for facial placement of orthodontic brackets or extrusion of teeth. The bite turbo should have adequate wear resistance to maintain the disocclusion but also avoid abrasion of the opposing enamel. The objective of this study was to measure the wear and opposing enamel wear of three materials used as bite turbos. 8 specimens (10x8x4 mm) each of Transbond LR (3M), Transbond Plus (3M) and Triad gel (Dentsply) were prepared in silicone molds and light cured for 30 seconds using an Acteon Satelec Blue Ray …


Regulation Of St6gal-I In Cancer: Sox2 Identified As Novel Driver Of St6gal-I Expression, Kaitlyn Alexandra Dorsett Jan 2019

Regulation Of St6gal-I In Cancer: Sox2 Identified As Novel Driver Of St6gal-I Expression, Kaitlyn Alexandra Dorsett

All ETDs from UAB

ST6Gal-I is a sialyltransferase that functions to add an 2-6 linked sialic acid to N-linked glycoproteins. The expression of ST6Gal-I is upregulated in many cancers at both the mRNA and protein levels. ST6Gal-I has also been shown to promote cancer stem cell (CSC) characteristics including chemoresistance, tumor-initiating potential, and spheroid growth. However, the transcriptional drivers of ST6Gal-I expression in stem-like cells remain largely unknown. Herein we highlight that SOX2 and ST6GAL1 are both located on one of the most commonly amplified chromosomal segments in cancer, amplicon 3q26. Copy number gains in both SOX2 and ST6GAL1 are observed in roughly 25% …


Identification Of Two Spop-Mediated Pathways In Prostate Cancer Progression, Joshua Fried Jan 2019

Identification Of Two Spop-Mediated Pathways In Prostate Cancer Progression, Joshua Fried

All ETDs from UAB

Prostate cancer is one of the most common malignancies and causes of cancer related death in men. Morbidity is primarily attributed to late-stage and metastatic disease. Re-cent genomic screening studies have revealed that the Speckle type Poz Protein (SPOP) is the most frequently altered gene by missense mutations in prostate cancer. Interestingly, all of the identified mutations were located in the substrate binding domain of SPOP. Here, two pathways highlighting the impact of SPOP mutation on prostate cancer are pre-sented. First, evidence showing that one of the naturally occurring SPOP mutations, ser-ine 119 to asparagine (S119N), induces radiosensitivity and an …


The Role Of Nudc In Rod Photoreceptor Cell Maintenance: A New Function For An Old Protein, Evan Boitet Jan 2019

The Role Of Nudc In Rod Photoreceptor Cell Maintenance: A New Function For An Old Protein, Evan Boitet

All ETDs from UAB

The overall health and maintenance of rod photoreceptors depends on directed vectorial transport of rhodopsin from its synthesis within the inner segment to its target destination the outer segment disk membranes. Numerous proteins are known to be involved in molecular interactions with rhodopsin during transport, including the interaction of nuclear distribution protein C (nudC) with rhodopsin that was first described in Xenopus laevis. We found that the interaction of nudC and rhodopsin is conserved in mammalian retina. This interaction is direct and aberrant expression of nudC results in subcellular localization of rhodopsin. We show for the first time that nudC …


Role Of Developmental Protein, Nudc, In The Retina, Skyler Boehm Jan 2019

Role Of Developmental Protein, Nudc, In The Retina, Skyler Boehm

All ETDs from UAB

Rod photoreceptors are the most prominent light sensitive cell in the retina of most mammals. The outer segments of photoreceptors contain the cellular machinery necessary for phototransduction to occur. The process of generating the phototransduction components occurs in the inner segment before being trafficked to the outer segment. These processes are highly regulated and require many different trafficking proteins and chaperones. The developmental protein nuclear distribution gene C (nudC) was found to be present in the photoreceptor, but its function is yet to be determined. Here we confirm that nudC is present in the retina and necessary in the photoreceptors. …


Early Life Stress And Immune Responses In Adult Rat Kidneys, Ijeoma E. Obi Jan 2019

Early Life Stress And Immune Responses In Adult Rat Kidneys, Ijeoma E. Obi

All ETDs from UAB

Globally, human studies show overwhelming associations between adverse childhood experiences and cardiovascular disease (CVD) and CVD risks throughout adult life. As early as 6 years old, there are significant associations between childhood adversity and inflammation, and those association are observed throughout adult life as well. Over a decade ago, rodent models were used to establish the importance of the immune cells in hypertension, which is the major risk factor in developing CVD. Although these associations in humans are important, they pose several limitations that can be overcome by the use of animal models to study the molecular mechanisms that are …


Associations Between Dietary Fat Intake And Waist Circumference, Phonchit Teng Soukhamneut Jan 2019

Associations Between Dietary Fat Intake And Waist Circumference, Phonchit Teng Soukhamneut

All ETDs from UAB

The objective of this study was to assess: 1) trends in dietary fat intake from 2003-2016 2) the association between type of dietary fat intake and waist circumference (WC), 3) the association between type of dietary fat intake and body shape, and 4) whether these associations vary by sex and race/ethnicity. This secondary data analysis included 27,057 adults aged 19 to 65 from the National Health and Examination Survey (NHANES) 2003-2016. For WC, participants were categorized into high-risk (men: WC ≥ 40 in; women: WC ≥ 35 in) and low-risk (men: WC < 40 in; women: WC < 35 in). Total fat intake was categorized as high (TOTFAT ≥ 35%) and low (TOTFAT< 35%). Saturated fat intake was categorized into high (SATFAT ≥ 10%) and low (SATFAT < 10%). Unsaturated fat intake was categorized into high (UNSATFAT ≥ 25%) and low (UNSATFAT < 25%). Logistic regression was performed to assess the associations between DFI and WC and DFI and body shape, controlling for age, BMI, and total caloric intake. NHW men with high TOTFAT were found to have 1.41 (OR: 1.41, 1.19 – 1.68) times the odds of having a high-risk WC compared to men with a diet low in TOTFAT, controlling for age, BMI, and total caloric intake. NHW men with a diet high in SATFAT were at increased odds of having a high-risk WC compared to men with a diet low in SATFAT, after controlling for covariates (OR: 1.49, 1.21 -1.84). NHW men with a diet high in UNSATFAT were at increased odds of having a high-risk WC compared to men with a diet low in UNSATFAT after controlling for covariates (OR: 1.375, 1.09 – 1.74). There were no significant associations found among NWB and MA men for any type of dietary fat intake. For women, no associations were found between type of dietary fat and WC by race/ethnicity. There were no associations between DFI and body shape by race/ethnicity groups and sex. Future studies are needed to further investigate the body shape cut-off points for increased risk associated with chronic disease.


The Role Of Protein Synthesis Attenuation And Eif2-Alpha Phosphorylation In Retinal Degeneration, Christopher Ryan Starr Jan 2019

The Role Of Protein Synthesis Attenuation And Eif2-Alpha Phosphorylation In Retinal Degeneration, Christopher Ryan Starr

All ETDs from UAB

Inherited retinal degeneration is a class of diseases in which there is no cure and very few treatment options available. An activated unfolded protein response has been detected in various animal models of retinal degenerative diseases. Several groups have found heightened activation of one pathway of the unfolded protein response in particular, the protein kinase R-like endoplasmic reticulum kinase signaling cascade, which converges on and phosphorylates the alpha subunit of eukaryotic translation initiation factor 2 to transiently halt protein synthesis and allow the cell to reestablish homeostasis. Although it is widely accepted that this signaling is inherently protective, hyperactivity or …


Dysregulation In The Central Nervous System Upon Mcmv Infection In Newborn Mice, Cathy Yea Won Sung Jan 2019

Dysregulation In The Central Nervous System Upon Mcmv Infection In Newborn Mice, Cathy Yea Won Sung

All ETDs from UAB

Human cytomegalovirus (HCMV) infection is a major cause of morbidity in infants and children throughout the world. Between 0.2-1.2% of all live births is infected with HCMV in the United States. Approximately 5-15% of these newborn babies will develop long-term neurological damage resulting in motor disorders, mental retardation, and sensorineural hearing loss. Although the neurological sequelae associated with congenital HCMV infections are well characterized, little is known about the pathogenesis of the damage to the central nervous system (CNS). To study the pathogenesis of congenital HCMV infection, we have developed a mouse model in which newborn mice are infected intraperitoneally …


Therapeutic Mechanisms In Sickle Cell Nephropathy, Crystal Taylor Jan 2019

Therapeutic Mechanisms In Sickle Cell Nephropathy, Crystal Taylor

All ETDs from UAB

Sickle cell disease (SCD) is a commonly inherited genetic blood disorder that causes hypoxia-induced polymerization of mutant hemoglobin resulting in erythrocyte sickling, transient microvascular occlusion, ischemic injury, and end-organ damage. Systemic endothelial dysfunction and vaso-occlusive episodes observed in SCD are particularly deleterious to the kidney, where the hypoxic, hyperosmotic environment of the medulla makes it particularly susceptible to ischemic injury. Over recent decades, chronic kidney disease has emerged as a significant contributor to mortality and morbidity in SCD patients. Despite a growing interest in the importance of sickle cell nephropathy (SCN), therapeutic options are limited and much remains undiscovered regarding …


The Role Of Protein O-Glcnacylation In Regulating Mitochondrial Function, Jalessa Nicole Wright Jan 2019

The Role Of Protein O-Glcnacylation In Regulating Mitochondrial Function, Jalessa Nicole Wright

All ETDs from UAB

The attachment of O-linked-N-acetylglucosamine (O-GlcNAc) to the serine/threonine residues of proteins has emerged as an important regulatory mechanism in transcriptional regulation, protein activation as well as cell survival. Several studies have reported that elevated O-GlcNAc levels have adverse effects on mitochondrial function. These negative effects have been linked to O-GlcNAc modification of mitochondrial proteins that are integral across multiple metabolic cell processes i.e. VDAC, NDUFA9 and DRP-1. Mitochondrial complexes I, III and IV all contain subunit proteins that are O-GlcNAc modified and increased O-GlcNAcylation of these proteins is associated with deficits in oxidative phosphorylation in these models. Conversely, it has …


Hpv And Hsv Associated Clinical Conditions Among People Living With Hiv-1 Infection, Yuanfan Ye Jan 2019

Hpv And Hsv Associated Clinical Conditions Among People Living With Hiv-1 Infection, Yuanfan Ye

All ETDs from UAB

This dissertation research focuses on investigating health burdens of HPV- and HSV- associated clinical conditions (CC) in people living with HIV-1 infection (PLWH) in the Southeastern United States. I designed a retrospective study using the UAB 1917 HIV Clinic Cohort. Electronic health records of PLWH attending the clinic for HIV-care between January 2006 and March 2019 were obtained and reviewed. I first examined incidence rates and trends of anogenital HPV- and HSV-associated CC. Then I adopted a new algorithm to group longitudinal CD4 cell counts based on their trajectories. I compared it with nadir and median CD4 cell counts in …


Methods For The Establishment Of A Dss-Induced Ibd Model In Adult Zebrafish, Ningxiang Zeng Jan 2019

Methods For The Establishment Of A Dss-Induced Ibd Model In Adult Zebrafish, Ningxiang Zeng

All ETDs from UAB

Inflammatory Bowel Disease (IBD) is a group of idiopathic chronic inflammatory intestinal conditions. To reveal its pathogenesis, several different animal models have been established. Although no single model captures the complexity of human IBD, each model provides valuable insights into one or another major aspect of disease, and together they have led to the establishment of a generally accepted understanding for human IBD pathogenesis. Recently, zebrafish have become an important platform for IBD research, and several murine IBD outcomes have been adapted to the zebrafish. Dextran Sulfate Sodium (DSS) -induced colitis, the most widely used murine IBD model, has never …