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Biochemistry, Biophysics, and Structural Biology

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Paf1/Pd2 Augments Pancreatic Cancer Progression And Mediates Radiation And Chemoresistance, Sanchita Rauth May 2022

Paf1/Pd2 Augments Pancreatic Cancer Progression And Mediates Radiation And Chemoresistance, Sanchita Rauth

Theses & Dissertations

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Targeting Neuronal Nitric Oxide Synthase (Nnos) For Melanoma Treatment, Shirley Tong May 2022

Targeting Neuronal Nitric Oxide Synthase (Nnos) For Melanoma Treatment, Shirley Tong

Pharmaceutical Sciences (PhD) Dissertations

Human cutaneous melanoma is the most aggressive form of skin cancer and the incidence rates have continued to increase over the years. Neuronal nitric oxide synthase (nNOS) produces nitric oxide (NO) has been found to be overexpressed in human melanoma and the expression of nNOS is induced by interferon-gamma (IFN-γ). In our studies, nNOS has been implicated in IFN-γ-stimulated melanoma progression and the inhibition of nNOS using novel inhibitors effectively inhibited IFN-γ-stimulated tumor growth in a xenograft mouse model. Programmed death-ligand 1 (PD-L1) is overexpressed in melanoma and plays an important role in suppressing the immune system 12-14. Our …


An Investigation Into The Roles Of Aldose Reductase And Acetate Kinase In The Metabolism Of Entamoeba Histolytica, Matthew B. Angel May 2022

An Investigation Into The Roles Of Aldose Reductase And Acetate Kinase In The Metabolism Of Entamoeba Histolytica, Matthew B. Angel

All Dissertations

Entamoeba histolytica is an amoebic parasite that infects an estimated 90 million people worldwide and causes approximately 100,000 deaths per year. As the causative agent of amoebic dysentery, this food- and water-borne pathogen represents a significant public health burden worldwide, particularly in areas with poor sanitation. While treatments for amoebiasis exist, they are often limited in their effectiveness. Thus, efforts to better understand the biology and physiology of this organism are vital to the development of novel treatments for this disease.

E. histolytica lacks the enzymes for many common metabolic pathways such as the citric acid cycle and oxidative phosphorylation …


A Pathogen Outside Its Host: F. Tularensis Survival In Water, Aisling Macaraeg May 2022

A Pathogen Outside Its Host: F. Tularensis Survival In Water, Aisling Macaraeg

Senior Honors Projects

Francisella tularensis is a Gram-negative pathogenic bacterium and is the causative agent for tularemia. While our understanding of F. tularensis survival in the environment is limited, it is clear they can persist in freshwater aquatic environments for long periods of time. Currently, there is a gap in knowledge with the understanding of the genes involved with the long-term survival of F. tularensis in an aquatic environment. In the laboratory setting, it has been found that lower temperatures seem to allow longer survival. The aim of this project is to identify laboratory conditions that allow F. tularensis to survive longterm in …


Characterization Of The Role Of The Replicase And Quasispecies Diversity In Flaviviral Evolution And Host Adaptation, Haley Caldwell May 2022

Characterization Of The Role Of The Replicase And Quasispecies Diversity In Flaviviral Evolution And Host Adaptation, Haley Caldwell

Legacy Theses & Dissertations (2009 - 2024)

Flaviviruses include several emerging and re-emerging arboviruses that cause millions of infections each year. Although relatively well-studied, much remains unknown regarding the mechanisms and means by which these viruses adapt to different hosts and rapidly alternate between hosts. Different aspects of flaviviral biology impact host switching, viral fitness, and the generation of viral diversity during genome replication by the NS3 and NS5 proteins. Together these factors may impact host plasticity.


Characterization Of A Potential Glucose Transporter In Trypanosoma Brucei, Matthew Morgan May 2022

Characterization Of A Potential Glucose Transporter In Trypanosoma Brucei, Matthew Morgan

All Theses

Trypanosoma brucei, the African trypanosome, is an organism heavily dependent on glucose for ATP production during the infectious stage of its life cycle. Here, we have explored the role of an uncharacterized protein designated “novel glucose transporter” (NGT) as a potential glucose transporter. Sequence analyses suggests that NGT shares similarities (either at the primary sequence level or structurally) with Trypanosome Hexose Transporters 1 (TbTHT1), and human GLUT3, both of which are membrane sugar transporters. NGT was localized by fluorescence microscopy to subcellular structures consistent with lysosomes. Silencing NGT expression with RNA interference in parasites resulted in a growth defect …


Diffusive Dynamics Of Biological Macromolecules In The Cytoplasm Of Live Bacteria, Asmaa Ali Sadoon May 2022

Diffusive Dynamics Of Biological Macromolecules In The Cytoplasm Of Live Bacteria, Asmaa Ali Sadoon

Graduate Theses and Dissertations

Bacteria are small organisms that play important roles in our bodies and in maintaining our surrounding environment. However, bacterial infections are considered as one of the health diseases that threatens the lives of humans. Resistance of bacteria to antibiotics has made treating bacterial infections more challenging. With the emergence of many developed optical techniques, it has become possible to study various biological mechanisms of molecules inside these small organisms with high resolution and precise localization. In this research, single particle tracking photoactivation localization microscopy (sptPALM) technique was used to investigate the dynamics of fluorescent histonelike nucleoid-structuring proteins (H-NS) in live …


Spike Protein Structural Dynamics Of Sars-Cov-2 Coronaviruses Studied Using Molecular Dynamics, William Strickland May 2022

Spike Protein Structural Dynamics Of Sars-Cov-2 Coronaviruses Studied Using Molecular Dynamics, William Strickland

Biological Sciences Undergraduate Honors Theses

Coronavirus disease 2019 (COVID-19), caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), has overwhelmingly impacted the global population, accounting for millions of confirmed infections and deaths over the last year. The virus’s influence on the health and safety of individuals, the economy, and daily life has been disruptive and devastating. While SARS-CoV-2 and SARS-CoV-1, two closely related members of the SARS coronaviruses, have shown the ability to cross the species barrier and infect humans, SARS-CoV-2 has predominantly been the virus responsible for the number of infections presently known. SARS-CoV-2 has also proven to be volatile, as many variants have …


Targeting Protein Synthesis In Clostridioides Difficile To Develop Antimicrobial Candidate, Elvira L. Alanis May 2022

Targeting Protein Synthesis In Clostridioides Difficile To Develop Antimicrobial Candidate, Elvira L. Alanis

Theses and Dissertations

Clostridioides difficile is a gram positive, spore forming, obligate anaerobic bacterium that causes Clostridioides difficile infection (CDI) which can result in pseudomembranous colitis and toxic megacolon. In the case of this research a focus on Protein synthesis is made since it is an essential metabolic process and is a validated target for antibiotics. Protein synthesis begins with Initiation which includes the three translation initiation factors. Through the NMR chemical shift assignments, the IF1 structure was determined, and it was found to be composed of a short α helix and five β helixes. A peptide was designed after the short α …


Structures And Regulations Of Translation Initiation Factors In Pseudomonas Aeruginosa Protein Biosynthesis To Develop New Potential Antimicrobial Agents, Nicolette Valdez May 2022

Structures And Regulations Of Translation Initiation Factors In Pseudomonas Aeruginosa Protein Biosynthesis To Develop New Potential Antimicrobial Agents, Nicolette Valdez

Theses and Dissertations

Pseudomonas aeruginosa is a Gram-negative, multidrug resistant bacterium that has been recognized as the prominent cause of nosocomial infections. Untreated acute and chronic infections associated with P. aeruginosa can develop into other diseases such as pneumonia, otitis externa, and osteomyelitis. P. aeruginosa infections commonly affect immunocompromised individuals such as cystic fibrosis, cancer, and burn patients. The misuse and overuse of antibiotics has contributed to the increased antibiotic resistance in P. aeruginosa and thus has led to an unmet need for discovery of novel antibiotic candidates. Protein biosynthesis is an essential metabolic process occurring in all bacteria and a validated target …


Optimization Of Modular, Long-Range, Ultra-Fast Optical Tweezers With Fluorescence Capabilities For Single-Molecule And Single-Cell Based Biophysical Measurements, Subash C. Godar May 2022

Optimization Of Modular, Long-Range, Ultra-Fast Optical Tweezers With Fluorescence Capabilities For Single-Molecule And Single-Cell Based Biophysical Measurements, Subash C. Godar

All Dissertations

An Optical tweezer is a tightly focused laser beam that applies and senses precise and localized optical force to a dielectric microsphere and offers a unique and effective tool for manipulating the single cell or cell components, including nucleotides and dynein motor proteins. Here, I used highly stabilized optomechanical components and ultra-sensitive detection modules to significantly improve the measurement capabilities over a wide range of temporal and spatial scales. I combined the optical tweezer-based force spectroscopy technique with fluorescence microscopy to develop an integrated high-resolution force-fluorescence system capable of measuring displacements at sub-nanometer, forces at sub-piconewton over a temporal range …


Vitamin D And Its In Vitro Therapeutic Action Mediated Through Vdr Rather Than Pdia3, Jaeden Pyburn May 2022

Vitamin D And Its In Vitro Therapeutic Action Mediated Through Vdr Rather Than Pdia3, Jaeden Pyburn

Undergraduate Honors Theses

Brain calcification is a common occurrence in the aging process, with >20% of individuals over the age of 65 showing hardened plaques in the basal ganglia. Loss of the vitamin D receptor (VDR) in transgenic mice leads to formation of calcified plaques in the basal ganglia and thalamus within the mice. Vitamin D signals through two known vitamin D responsive proteins, protein disulfide isomerase A3 (PDIA3) and VDR. In vitro, vitamin D has been demonstrated to suppress calcification in osteoblast-like cells. Here, we aim to elucidate which of either PDIA3 or VDR transduce vitamin D mediated suppression of calcification in …


Time Course Investigation Of The Dermal Leukocyte Response To Lipoteichoic Acid In Chickens, Ian Gilbert May 2022

Time Course Investigation Of The Dermal Leukocyte Response To Lipoteichoic Acid In Chickens, Ian Gilbert

Animal Science Undergraduate Honors Theses

Lipoteichoic acid (LTA) is component of the cell wall of Gram-positive bacteria that stimulates inflammation during bacterial infection. However, few studies have investigated the in vivo immune response to LTA, and none of the in vivo studies done have been performed in birds. For this project, the pulp (a skin-derivative) of growing feathers (GFs) of chickens were used as a test site to investigate the in vivo effects of intradermally injected LTA. In Study 1, the pulp of 12 GFs of 11-week-old Light-brown Leghorn (LBL) males were injected with 10 μL of differing concentrations of LTA (0.1, 1.0, 10, 100 …


Utah Tick Surveillance An Animated Public Service Announcement, Keith Wilson May 2022

Utah Tick Surveillance An Animated Public Service Announcement, Keith Wilson

Undergraduate Honors Capstone Projects

As the United States’ population grows, we develop more land into housing and recreate farther into wilderness areas, consequentially encountering ticks with increasing frequency. As the climate continues to change, tick population distributions are also changing, influencing our population’s exposure to tick-borne diseases. Lyme disease, a tick-borne disease named after Lyme, Connecticut, is one of the fastest growing emerging diseases in North America, and the most prevalent vector-borne infection in the United States. There are two species of tick in North America, Ixodes scapularis and Ixodes pacificus, known to be carriers of the causative agent of Lyme disease, a …


Lipid Rafts, Exosomal Vesicles And Anti-Giardial Therapies, Brian Ivan Grajeda May 2022

Lipid Rafts, Exosomal Vesicles And Anti-Giardial Therapies, Brian Ivan Grajeda

Open Access Theses & Dissertations

Giardia lamblia, a protozoan parasite, is a major cause of waterborne infection, worldwide. While the trophozoite form of this parasite induces pathological symptoms in the gut, the cyst forms transmit the infection via contaminated water. Since Giardia is a non-invasive parasite, the actual mechanism by which it causes infection remains elusive. We have previously reported that Giardia assembles cholesterol and GM1 glycolipid-enriched lipid rafts (LRs) that participate in encystation and cyst production. To further delineate the role of LRs in pathogenesis, we isolated LRs from Giardia and subjected them to proteomic analysis. Various cellular proteins including the virulent proteins—e.g., giardins, …


Characterization Of The Influence Of A Small Molecule Inhibitor On Ras-Related Proteins Interactions, Emilio Duverna May 2022

Characterization Of The Influence Of A Small Molecule Inhibitor On Ras-Related Proteins Interactions, Emilio Duverna

Graduate Theses and Dissertations

The Ras superfamily of small G proteins are involved in cell-signaling processes that, if not regulated, may lead to cell multiplication, apoptosis inhibition, and tumorigenesis. They function as molecular switches, which through GTP/GDP exchange cycle, switch on or off cellular activities. Overexpression and/or hyperactivity of these proteins have been linked to many diseases including various cancers. CDC42, a member of the Rho subfamily of the Ras superfamily of small G proteins, participates in the regulation of many cellular processes including cell adhesion, mitosis, and cytoskeletal rearrangements. CDC42 binds to and activates many effector proteins including CDC42-activated kinase (ACK). Abnormal activities …


The Socioeconomic & Environmental Factors Influencing Prevalence Of Zoonotic Pathogens In Rats: A Meta-Analysis, Katelyn Wing Apr 2022

The Socioeconomic & Environmental Factors Influencing Prevalence Of Zoonotic Pathogens In Rats: A Meta-Analysis, Katelyn Wing

Honors Theses

Background/Question/Methods

Global rat populations are increasing at an alarming rate across the world. In turn, this increases the risk of human-rat interactions and the potential spread of zoonotic pathogens and parasites. Rats are the second most common host of disease and can have detrimental effects in urban ecosystems. Rattus rattus and R. norvegicus are the two most abundantly distributed species of rats and are the target organism for this study. The aim of this study is to understand the connection between environmental and socioeconomic factors that influence the rate of zoonotic disease in rats. We developed two hypotheses to gain …


Feasibility Of Tubulin As A Control For Gene Expression Following Transfection In Mouse Monocyte/Macrophage-Like Cells, Ankita Chabra Apr 2022

Feasibility Of Tubulin As A Control For Gene Expression Following Transfection In Mouse Monocyte/Macrophage-Like Cells, Ankita Chabra

Honors Program Theses and Research Projects

Transfection, which is the ability to modify host cells’ genetic content, has broad application in studying normal cellular processes, molecular mechanism of disease and gene therapy. There are several transfection techniques, and all require either a control or a reference gene. Commonly used controls for transfection experiments are housekeeping genes, which maintain expression for a given cell/tissue, experimental conditions, and treatment. However, recent research has uncovered that expression levels of housekeeping genes may vary depending on the gene, cell type and experimental conditions. A growing body of evidence demonstrates that housekeeping genes are inadequate internal standards for measuring gene expression …


Repurposing Lansoprazole And Posaconazole To Treat Leishmaniasis: Integration Of In Vitro Testing, Pharmacological Corroboration, And Mechanisms Of Action, Yash Gupta, Steven Goicoechea, Jesus G. Romero, Raman Mathur, Thomas R. Caulfield, Daniel P. Becker, Ravi Durvasula, Prakasha Kempaiah Mar 2022

Repurposing Lansoprazole And Posaconazole To Treat Leishmaniasis: Integration Of In Vitro Testing, Pharmacological Corroboration, And Mechanisms Of Action, Yash Gupta, Steven Goicoechea, Jesus G. Romero, Raman Mathur, Thomas R. Caulfield, Daniel P. Becker, Ravi Durvasula, Prakasha Kempaiah

Chemistry: Faculty Publications and Other Works

Leishmaniasis remains a serious public health problem in many tropical regions of the world. Among neglected tropical diseases, the mortality rate of leishmaniasis is second only to malaria. All currently approved therapeutics have toxic side effects and face rapidly increasing resistance. To identify existing drugs with antileishmanial activity and predict the mechanism of action, we designed a drug-discovery pipeline utilizing both in-silico and in-vitro methods. First, we screened compounds from the Selleckchem Bio-Active Compound Library containing ~1622 FDA-approved drugs and narrowed these down to 96 candidates based on data mining for possible anti-parasitic properties. Next, we completed preliminary in-vitro testing …


Assessment Of Diversity Of Antimicrobial Resistance Phenotypes And Genotypes Of Mannheimia Haemolytica Isolates From Bovine Nasopharyngeal Swabs, Hannah F. Carter, Robert W. Wills, Matthew A. Scott, Alexis C. Thompson, Randall S. Singer, John Dustin Loy, Brandi B. Karisch, William B. Epperson, Amelia R. Woolums Mar 2022

Assessment Of Diversity Of Antimicrobial Resistance Phenotypes And Genotypes Of Mannheimia Haemolytica Isolates From Bovine Nasopharyngeal Swabs, Hannah F. Carter, Robert W. Wills, Matthew A. Scott, Alexis C. Thompson, Randall S. Singer, John Dustin Loy, Brandi B. Karisch, William B. Epperson, Amelia R. Woolums

School of Veterinary and Biomedical Sciences: Faculty Publications

The threat of bovine respiratory disease (BRD) for cattle operations is exacerbated by increasing prevalence of antimicrobial resistance (AMR) in Mannheimia haemolytica, a leading cause of BRD. Characterization of AMR in M. haemolytica by culture and susceptibility testing is complicated by uncertainty regarding the number of colonies that must be selected to accurately characterize AMR phenotypes (antibiograms) and genotypes in a culture. The study objective was to assess phenotypic and genotypic diversity of M. haemolytica isolates on nasopharyngeal swabs (NPS) from 28 cattle at risk for BRD or with BRD. NPS were swabbed onto five consecutive blood agar plates; …


Plants Used By Nyamwezi Traditional Health Practitioners To Remedy Sexually Transmitted Infections In Sikonge, Tanzania, David S. Kacholi, Halima Amir Mar 2022

Plants Used By Nyamwezi Traditional Health Practitioners To Remedy Sexually Transmitted Infections In Sikonge, Tanzania, David S. Kacholi, Halima Amir

Journal of Humanities and Social Sciences

This study aims to document medicinal plants used by Nyamwezi traditional health practitioners (NTHPs) in managing sexually transmitted infections (STIs) in Sikonge District. The data on medicinal plants were collected using a semi-structured questionnaire. A total of 23 NTHPs were interviewed. The findings revealed that 28 medicinal plants, belonging to 16 families and 25 genera, are used for the management of STIs in Sikonge. Most species belonged to family Fabaceae (17.9%), Apocynaceae, Combretaceae and Euphorbiaceae (10.7% each), and Olacaceae and Rutaceae (7.1% each). Out of the recorded plants, 45.7% are used to manage gonorrhoea, 25.7% syphilis, 17.1% vaginal candidiasis, 8.6% …


Role Of Bmi1 In Acute Lung Injury, María Helena Hernández-Cuervo Mar 2022

Role Of Bmi1 In Acute Lung Injury, María Helena Hernández-Cuervo

USF Tampa Graduate Theses and Dissertations

Acute Lung Injury (ALI) is a set of signs and symptoms that lead to acute hypoxemic respiratory failure characterized by bilateral pulmonary infiltrates not attributed to cardiogenic origin. It is caused by a massive innate immune response, with the migration of white blood cells (neutrophils and macrophages principally) and a cytokine storm, followed by alterations in mitochondrial function, increase in reactive oxygen species production, and oxidative stress that in turn induces more mitochondrial damage. Several studies have shown that mitochondrial alterations are key events in the mechanism of ALI and reducing mitochondrial dysfunction could be a possible target in the …


Salicylic Acid And N-Hydroxypipecolic Acid At The Fulcrum Of The Plant Immunity-Growth Equilibrium, Alyssa Shields, Vanessa Shivnauth, Christian Danve M. Castroverde Mar 2022

Salicylic Acid And N-Hydroxypipecolic Acid At The Fulcrum Of The Plant Immunity-Growth Equilibrium, Alyssa Shields, Vanessa Shivnauth, Christian Danve M. Castroverde

Biology Faculty Publications

Salicylic acid (SA) and N-hydroxypipecolic acid (NHP) are two central plant immune signals involved in both resistance at local sites of pathogen infection (basal resistance) and at distal uninfected sites after primary infection (systemic acquired resistance). Major discoveries and advances have led to deeper understanding of their biosynthesis and signaling during plant defense responses. In addition to their well-defined roles in immunity, recent research is emerging on their direct mechanistic impacts on plant growth and development. In this review, we will first provide an overview of how SA and NHP regulate local and systemic immune responses in plants. We …


Prognostic And Predictive Biomarkers In Patients With Coronavirus Disease 2019 Treated With Tocilizumab In A Randomized Controlled Trial, Jennifer Tom, Min Bao, Larry Tsai, Aditi Qamra, David Summers, Montserrat Carrasco-Triguero, Jacqueline Mcbride, Carrie M Rosenberger, Celia J F Lin, William Stubbings, Kevin G Blyth, Jordi Carratalà, Bruno François, Thomas Benfield, Derrick Haslem, Paolo Bonfanti, Cor H Van Der Leest, Nidhi Rohatgi, Lothar Wiese, Charles Edouard Luyt, Farrah Kheradmand, Ivan O Rosas, Fang Cai Mar 2022

Prognostic And Predictive Biomarkers In Patients With Coronavirus Disease 2019 Treated With Tocilizumab In A Randomized Controlled Trial, Jennifer Tom, Min Bao, Larry Tsai, Aditi Qamra, David Summers, Montserrat Carrasco-Triguero, Jacqueline Mcbride, Carrie M Rosenberger, Celia J F Lin, William Stubbings, Kevin G Blyth, Jordi Carratalà, Bruno François, Thomas Benfield, Derrick Haslem, Paolo Bonfanti, Cor H Van Der Leest, Nidhi Rohatgi, Lothar Wiese, Charles Edouard Luyt, Farrah Kheradmand, Ivan O Rosas, Fang Cai

Faculty, Staff and Students Publications

OBJECTIVES: To explore candidate prognostic and predictive biomarkers identified in retrospective observational studies (interleukin-6, C-reactive protein, lactate dehydrogenase, ferritin, lymphocytes, monocytes, neutrophils, d-dimer, and platelets) in patients with coronavirus disease 2019 pneumonia after treatment with tocilizumab, an anti-interleukin-6 receptor antibody, using data from the COVACTA trial in patients hospitalized with severe coronavirus disease 2019 pneumonia.

DESIGN: Exploratory analysis from a multicenter, randomized, double-blind, placebo-controlled, phase 3 trial.

SETTING: Hospitals in North America and Europe.

PATIENTS: Adults hospitalized with severe coronavirus disease 2019 pneumonia receiving standard care.

INTERVENTION: Randomly assigned 2:1 to IV tocilizumab 8 mg/kg or placebo.

MEASUREMENTS AND MAIN …


Vaccinia Virus Arrests And Shifts The Cell Cycle, Caroline K. Martin, Jerzy Samolej, Annabel T. Olson, Cosetta Bertoli, Matthew S. Wiebe, Robertus A. M. De Bruin, Jason Mercer Feb 2022

Vaccinia Virus Arrests And Shifts The Cell Cycle, Caroline K. Martin, Jerzy Samolej, Annabel T. Olson, Cosetta Bertoli, Matthew S. Wiebe, Robertus A. M. De Bruin, Jason Mercer

School of Veterinary and Biomedical Sciences: Faculty Publications

Modulation of the host cell cycle is a common strategy used by viruses to create a proreplicative environment. To facilitate viral genome replication, vaccinia virus (VACV) has been reported to alter cell cycle regulation and trigger the host cell DNA damage response. However, the cellular factors and viral effectors that mediate these changes remain unknown. Here, we set out to investigate the effect of VACV infection on cell proliferation and host cell cycle progression. Using a subset of VACV mutants, we characterise the stage of infection required for inhibition of cell proliferation and define the viral effectors required to dysregulate …


Inhibition Of Biotin Carboxylase By Three Antibacterial Compounds, Matt Craft Feb 2022

Inhibition Of Biotin Carboxylase By Three Antibacterial Compounds, Matt Craft

LSU Doctoral Dissertations

The rise of antibacterial resistant bacteria is a major problem in the United States of America and around the world. Millions of patients are infected with antimicrobial resistant bacteria each year. Novel antibacterial agents are needed to combat the growing and present crisis. Acetyl-CoA carboxylase (ACC), the multi-subunit complex which catalyses the first committed step in fatty acid synthesis, is a validated target for antibacterial agents. However, there are at present, no commercially available antibiotics that target ACC. Ethyl 4-[[2-chloro-5-(phenylcarbamoyl)phenyl]sulfonylamino]benzoate (SABA1) is a compound that has been shown to have antibacterial properties against Pseudomonas aeruginosa and Escherichia coli. SABA1 inhibits …


Extensive Identification Of Genes Involved In Congenital And Structural Heart Disorders And Cardiomyopathy, Nadine Spielmann, Gregor Miller, Tudor I Oprea, Chih-Wei Hsu, Gisela Fobo, Goar Frishman, Corinna Montrone, Hamed Haseli Mashhadi, Jeremy Mason, Violeta Munoz Fuentes, Stefanie Leuchtenberger, Andreas Ruepp, Matias Wagner, Dominik S Westphal, Cordula Wolf, Agnes Görlach, Adrián Sanz-Moreno, Yi-Li Cho, Raffaele Teperino, Stefan Brandmaier, Sapna Sharma, Isabella Rikarda Galter, Manuela A Östereicher, Lilly Zapf, Philipp Mayer-Kuckuk, Jan Rozman, Lydia Teboul, Rosie K A Bunton-Stasyshyn, Heather Cater, Michelle Stewart, Skevoulla Christou, Henrik Westerberg, Amelia M Willett, Janine M Wotton, Willson B Roper, Audrey E Christiansen, Christopher S Ward, Jason D Heaney, Corey L Reynolds, Jan Prochazka, Lynette Bower, David Clary, Mohammed Selloum, Ghina Bou About, Olivia Wendling, Hugues Jacobs, Sophie Leblanc, Hamid Meziane, Tania Sorg, Enrique Audain, Arthur Gilly, Nigel W Rayner, Impc Consortium, Genomics England Research Consortium;, Marc-Phillip Hitz, Eleftheria Zeggini, Eckhard Wolf, Radislav Sedlacek, Steven A Murray, Karen L Svenson, Robert E Braun, Jaqueline K White, Lois Kelsey, Xiang Gao, Toshihiko Shiroishi, Ying Xu, Je Kyung Seong, Fabio Mammano, Glauco P Tocchini-Valentini, Arthur L Beaudet, Terrence F Meehan, Helen Parkinson, Damian Smedley, Ann-Marie Mallon, Sara E Wells, Harald Grallert, Wolfgang Wurst, Susan Marschall, Helmut Fuchs, Steve D M Brown, Ann M Flenniken, Lauryl M J Nutter, Colin Mckerlie, Yann Herault, K C Kent Lloyd, Mary E Dickinson, Valerie Gailus-Durner, Martin Hrabe De Angelis Feb 2022

Extensive Identification Of Genes Involved In Congenital And Structural Heart Disorders And Cardiomyopathy, Nadine Spielmann, Gregor Miller, Tudor I Oprea, Chih-Wei Hsu, Gisela Fobo, Goar Frishman, Corinna Montrone, Hamed Haseli Mashhadi, Jeremy Mason, Violeta Munoz Fuentes, Stefanie Leuchtenberger, Andreas Ruepp, Matias Wagner, Dominik S Westphal, Cordula Wolf, Agnes Görlach, Adrián Sanz-Moreno, Yi-Li Cho, Raffaele Teperino, Stefan Brandmaier, Sapna Sharma, Isabella Rikarda Galter, Manuela A Östereicher, Lilly Zapf, Philipp Mayer-Kuckuk, Jan Rozman, Lydia Teboul, Rosie K A Bunton-Stasyshyn, Heather Cater, Michelle Stewart, Skevoulla Christou, Henrik Westerberg, Amelia M Willett, Janine M Wotton, Willson B Roper, Audrey E Christiansen, Christopher S Ward, Jason D Heaney, Corey L Reynolds, Jan Prochazka, Lynette Bower, David Clary, Mohammed Selloum, Ghina Bou About, Olivia Wendling, Hugues Jacobs, Sophie Leblanc, Hamid Meziane, Tania Sorg, Enrique Audain, Arthur Gilly, Nigel W Rayner, Impc Consortium, Genomics England Research Consortium;, Marc-Phillip Hitz, Eleftheria Zeggini, Eckhard Wolf, Radislav Sedlacek, Steven A Murray, Karen L Svenson, Robert E Braun, Jaqueline K White, Lois Kelsey, Xiang Gao, Toshihiko Shiroishi, Ying Xu, Je Kyung Seong, Fabio Mammano, Glauco P Tocchini-Valentini, Arthur L Beaudet, Terrence F Meehan, Helen Parkinson, Damian Smedley, Ann-Marie Mallon, Sara E Wells, Harald Grallert, Wolfgang Wurst, Susan Marschall, Helmut Fuchs, Steve D M Brown, Ann M Flenniken, Lauryl M J Nutter, Colin Mckerlie, Yann Herault, K C Kent Lloyd, Mary E Dickinson, Valerie Gailus-Durner, Martin Hrabe De Angelis

Faculty, Staff and Students Publications

Clinical presentation of congenital heart disease is heterogeneous, making identification of the disease-causing genes and their genetic pathways and mechanisms of action challenging. By using in vivo electrocardiography, transthoracic echocardiography and microcomputed tomography imaging to screen 3,894 single-gene-null mouse lines for structural and functional cardiac abnormalities, here we identify 705 lines with cardiac arrhythmia, myocardial hypertrophy and/or ventricular dilation. Among these 705 genes, 486 have not been previously associated with cardiac dysfunction in humans, and some of them represent variants of unknown relevance (VUR). Mice with mutations in Casz1, Dnajc18, Pde4dip, Rnf38 or Tmem161b genes show developmental cardiac structural abnormalities, …


The Coxsackievirus And Adenovirus Receptor Has A Short Half-Life In Epithelial Cells, Poornima Kotha Lakshmi Narayan, James M. Readler, Mahmoud S. Alghamri, Trisha L. Brockman, Ray Yan, Priyanka Sharma, Vladislav Snitsarev, Katherine J.D.A Excoffon, Abimbola O. Kolawole Jan 2022

The Coxsackievirus And Adenovirus Receptor Has A Short Half-Life In Epithelial Cells, Poornima Kotha Lakshmi Narayan, James M. Readler, Mahmoud S. Alghamri, Trisha L. Brockman, Ray Yan, Priyanka Sharma, Vladislav Snitsarev, Katherine J.D.A Excoffon, Abimbola O. Kolawole

Department of Biology Faculty Scholarship and Creative Works

The coxsackievirus and adenovirus receptor (CAR) is an essential cellular protein that is involved in cell adhesion, cell signaling, and viral infection. The 8-exon encoded isoform (CAREx8) resides at the apical surface of polarized epithelia, where it is accessible as a receptor for adenovirus entering the airway lumen. Given its pivotal role in viral infection, it is a target for antiviral strategies. To understand the regulation of CAREx8 and determine the feasibility of receptor down regulation, the half-life of total and apical localized CAREx8 was determined and correlated with adenovirus transduction. Total and apical CAREx8 has a relatively short half-life …


Evaluation Of Bioactive Properties Of Lipophilic Fractions Of Edible And Non-Edible Parts Of Nasturtium Officinale (Watercress) In A Model Of Human Malignant Melanoma Cells, Sotiris Kyriakou, Venetia Tragkola, Heba Alghol, Ioannis Anestopoulos, Tom Amery, Kyle Stewart, Paul G. Winyard, Dimitrios T. Trafalis, Rodrigo Franco, Aglaia Pappa, Mihalis I. Panayiotidis Jan 2022

Evaluation Of Bioactive Properties Of Lipophilic Fractions Of Edible And Non-Edible Parts Of Nasturtium Officinale (Watercress) In A Model Of Human Malignant Melanoma Cells, Sotiris Kyriakou, Venetia Tragkola, Heba Alghol, Ioannis Anestopoulos, Tom Amery, Kyle Stewart, Paul G. Winyard, Dimitrios T. Trafalis, Rodrigo Franco, Aglaia Pappa, Mihalis I. Panayiotidis

School of Veterinary and Biomedical Sciences: Faculty Publications

Watercress is an enriched source of phenethyl isothiocyanate (PEITC), among other phytochemicals, with an antioxidant capacity. The aim of this study was to (i) chemically characterize and (ii) biologically evaluate the profile of the main health-promoting compounds contained in edible (i.e., mixture of leaves and lateral buds) and non-edible (i.e., stems) parts of watercress in an in vitro model of malignant melanoma consisting of human malignant melanoma (A375), non-melanoma (A431) and keratinocyte (HaCaT) cells. The extraction of the main constituents of watercress was performed by subjecting the freeze-dried edible and non-edible samples through different extraction protocols, whereas their concentration was …


Harnessing Mycobacterium Bovis Bcg Trained Immunity To Control Human And Bovine Babesiosis, Reginaldo G. Bastos, Heba F. Alzan, Vignesh A. Rathinasamy, Brian M. Cooke, Odir A. Dellagostin, Raul G. Barletta, Carlos E. Suarez Jan 2022

Harnessing Mycobacterium Bovis Bcg Trained Immunity To Control Human And Bovine Babesiosis, Reginaldo G. Bastos, Heba F. Alzan, Vignesh A. Rathinasamy, Brian M. Cooke, Odir A. Dellagostin, Raul G. Barletta, Carlos E. Suarez

School of Veterinary and Biomedical Sciences: Faculty Publications

Babesiosis is a disease caused by tickborne hemoprotozoan apicomplexan parasites of the genus Babesia that negatively impacts public health and food security worldwide. Development of effective and sustainable vaccines against babesiosis is currently hindered in part by the absence of definitive host correlates of protection. Despite that, studies in Babesia microti and Babesia bovis, major causative agents of human and bovine babesiosis, respectively, suggest that early activation of innate immune responses is crucial for vertebrates to survive acute infection. Trained immunity (TI) is defined as the development of memory in vertebrate innate immune cells, allowing more efficient responses to subsequent …