This community contains the theses and dissertations of the Department of Biology and Microbiology. raduate degrees available through the Department of Biology and Microbiology are the MS and the PhD in Biological Sciences. Students may choose specializations in Biology or Microbiology.
Due to copyright restrictions, the collection contains both open access and university access theses and dissertations. University access items are only available to SDSU users, and on-campus visitors. Non-SDSU users wishing to access restricted materials may request items through their institution’s interlibrary loan services.

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Theses/Dissertations from 2022

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A Barley-Stripe-Mosaic-Virus-Based Delivery System for CRISPR/Casϕ2 Gene Editing Without Genetic Transformation and Tissue Culture, Aastha Acharya

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Exploring Bioprocessing Technologies for Diverse Industrial Application of Canola, Ahmad Fawzi N Alhomodi

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Genistein-Enriched Pig Gut Microbiota Library as a Potential Probiotic Consortium, Theresah Amponsah

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Microbial Communities and Nitrogen Dynamics in Prairie and Cropland Soils, Bikram Kumar Das

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Characterization of Porcine Respiratory Epithelial Cells and Their Innate Immune Responses to Bacterial and Viral Ligands, Yam Prasad Gautam

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Identifying ADP-Ribosylation as the Biochemical Signal that Marks DNA-Protein Crosslinks for SPRTN-Dependent Proteolysis, Katelyn Hurley

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E. Coli Persister Cell Survival and Rhizobia Attachment to Soybean Roots, Tanim Islam

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Leveraging Queueing Theory to Develop Advanced Synthetic Biological Circuits, Prajakta K. Jadhav

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Role of Host Restriction Factors on Porcine Reproductive and Respiratory Syndrome Virus (PRRSV) Replication, Pratik Katwal

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Genome-Wide Identification of WRKY Transcription Factor Encoding Genes in Amborella Trichopoda Baill. (Amborellaceae), Bijaya Pradhan

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CRISPR/Cas9 Whole-Genome Screens Identify Genes Critical for Neutral Lipid Metabolism in Macrophages, Rifat Sultana

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Optimization of Electrically Driven Fluid Flow Through Tissue Hydrogels, Joseph C. Walker

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Beneficial Plant-Microbe Interactions to Improve Nutrient Uptake and Biotic Stress Response in Crops, Jaya Krishna Yakha

Theses/Dissertations from 2021

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Studying Morphological, Physiological, and Molecular Regulation of Stomatal Conductance and Its Relationship to Water Use Efficiency in Alfalfa, Surbhi Gupta

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The Effects of Saline Soil on Microbiome and the Isolation Of Root-Associated Microbes to Relieve Salinity Stress, Duncan Jakubowski

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Free-living Diazotrophs and the Nitrogen Cycle in Natural Grassland Revealed by Culture Dependent and Independent Approaches, Amrit Koirala

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Assaying Bacillus Amyloliquefaciens Isolates 1BA and 1D3 for Biosurfactant Production and Utilization of Petroleum Hydrocarbons and Phenolic Acids, Pavan Kulkarni

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Identification of loci Influencing Teosinte Crossing Barrier 1 (Tcb1) Efficacy in Maize by Quantitative Trait Loci (QTL) Mapping and Genome-Wide Association Study (GWAS), Namrata Maharjan

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Improving Nutritional Properties and Extractability of Pea Proteins for Human Consumption via Fungal Bioprocessing, Camille Massmann

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A Biocontrol Pesticide Derived From Mycovirus-Infected Sclerotinia Sclerotiorum Can Induce Plant Resistance, Connor Pedersen

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Electrical Sensing in Non-Excitable Cells to Promote Galvanotaxis and Tissue Survival, Anyesha Sarkar

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Pollinator Ecology in Agroecosystems of Eastern South Dakota, Isabela Beatriz Vilella-Arnizaut

ETDS from 2020

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Analysis of Two Maize Mutations that Arose After Exposure to Radiation from a Plutonium-Beryllium Source and Developing Molecular Markers for Antimorph AEI1-5180, An Alternative to AEI to Increase Amylose Content in Maize Endosperm, Prameela Awale

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Interaction of Streptomyces Closely Associated with Bacillus in Nitrogen-limiting Conditions, Aminya Baniya

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Characterization of Ovine Ileal Epithelial and Myofibroblast Cell Lines and their Role in Innate Immunity, Shaurav Bhattarai

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Exploring Heterogeneous Phenotypes in Response to Stress, Heather S. Deter

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Epitope Mapping and Mechanisms of Action of Human Influenza Antibodies Derived from Transchromosomic Cattle, Rongyuan Gao

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Genetic Study of Alkane Production and Oxic Nitrogen Fixation in Anabaena SP. PCC 7120, Jaimie L. Gibbons

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Functional Analysis of Squamosa-Promoter Binding Protein Like 13 in Controlling Flowering Time, Plant Architecture, Grain Size, and Grain Number in Wheat, Ajay Gupta

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Investigation of Influenza B Virus Replication Potential in Swine Primary Respiratory Epithelial Cells and Phylodynamic Analysis of Equine Influenza A H3N8 Viruses, Sunayana Shyam Jandhyala

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In Planta Evaluation of Gene Regulation by Soybean Auxin Response Factors, Pratiksha K C

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Small RNAs: Big Roles in White Mold Infecting Crop Plants, Achal Neupane

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Molecular Facet of Host-Pathogen Interactions in Fusarium Head Blight in Wheat ( Triticum Aestivum L.), Bimal Paudel

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Utilizing Rhizospheric and Bacterial Endophytes for Use as Potential Bio-fertilizers for Sustainable Agricultural Production, Vincent Peta

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Exploring the Properties of Chitin for Promoting Tissue Engineering and Repair, M. Jahir Raihan

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The Role and Molecular Mechanisms of Wss1 in Preserving Genomic Stability, Daniel Kwesi Sam

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Development of a Near Infrared Reflectance Spectroscopy (NIRS) Platform for Rapid Wheat Quality Analysis, Lily Schimke

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Characterization of Bacterial Endophytes Isolated from Brassica Carinata and their Potential Use to Decrease Nutrient Requirements in Crops, Alex Soupir

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CRISPR/Cas9 Whole Genome Screens Reveal Novel Regulators of Endocytic Processes in Macrophages, Jared Wollman

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The Biology of the Influenza D Virus, Jieshi Yu

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Developing Microbial Based Process to Produce High Value Natural Antimicrobial (Glyceollin) in Soybeans and Pullulan from Sucrose, Andrea Zavadil

ETDS from 2019

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The Effect of Proteolytic Queues on Antibiotic Tolerance and Persistence Cells Population in Escherichia Coli, Alawiah Abualrahi

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Disease Resistance in Wheat and Its Relatives, Ethan James Andersen

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Interactions of Arbuscular Mychorrhizal Fungi and Bacterial Endophytes on Disease Resistance of Common Root Pathogens in Wheat, Janice L. Eibensteiner

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Bovine Cellular and Innate Immune Response to Hemostatic Polysaccharides, Brian Kobylkevich

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Shrimp Production Environment and the Gut Microbiome: Effects of Aquaculture Practices and Selective Breeding on the Gut Microbiome of Pacific Whiteleg Shrimp, Litopenaeus vannamei, Angela Landsman

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Identification and Characterization of Stress Responsive Genes in Soybean and Sunflower, Surendra Neupane

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Validation of Candidate Loci for Maize Regrowability and Selection of Near Isogenic Lines for the Loci, Tajbir Raihan

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Isolation and Identification of Potential Bioinoculants based on Phosphate Solubilizing and Plant Growth Promoting Benefits, Rachel Raths

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Development and Characterization of Wheat-Thinopyrum Junceiforme Chromosome Addition Lines, Dilkaran Singh

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Maximizing Ecosystem Services provided to the New Oil Crop Brassica carinata Through Landscape and Arthropod Diversity, Shane Stiles

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Comparing Gut Microbiome and Virome in the Breast Milk- and Formula-fed Late Preterm Infants, Zyi Wang

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Identifying Critical Genes for Cholesterol Metabolism in Macrophages Using CRISPR-Cas9 Whole-Genome Screens, Kevin Wanniarachchi

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Increasing Accumulation of Glyceollins in Soybeans via Optimization of the Fungal Incubation Process, Stephanie Wootton

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Improvement of Dried Distillers’ Grains with Solubles Utilizing Pretreatments and Fungal Fermentation, Burgandy Zschetzsche

ETDS from 2018

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Diversity of Free – Living Nitrogen – Fixing Bacteria in Soil of Sioux Prairie of South Dakota, Nabilah Ali Alshibli

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Identification of QTL Modifying the Activity of the Tcb1-s Locus and Characterization and Sequencing of Two Plutonium-Beryllium Induced Reduced Gametophyte Transmission Mutants in Maize, Merritt Bryer Burch

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Transcriptome Analysis of Root Development in Wheat Triticum Aestivum Using High Throughtput Sequencing Technologies, Ghana Challa

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Mechanisms by which Mechanotransduction Promotes Proliferation in Keratinocytes, Chhavi Chaudhary

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Tripartite Interactions of Legumes with Arbuscular Mycorrhizal Fungi and Rhizobial Bacteria: Insight into Plant Growth, Seed Yield, and Resource Exchange, Arjun Kafle

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Expression Analyses and Identification of Key Molecular Participants in Plant Responses to Environmental Cues, Praveena Kanchupati

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A PCR/Sequencing Technique to Identify Species and Genotypes of Haemonchus from Mixed Trichostrongyle Egg DNA Recovered from Livestock Fecal Samples, Pratiksha Khanal

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Synthetic Biology for Heterotrophic Production of High-Value Chemicals, Matthew McKillop

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Dissecting RNA Silencing Pathways in Sclerotinia Sclerotiorum, Pauline Mochama

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Identification of Macropinocytosis Regulating proteins and Signaling from Macropinosomes, Louise Monga

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Microbial Communities and Their Impact on Bioenergy Crops in Dynamic Environments, Brandon Monier

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The Role of Genomic Versatility in Multi-Niche Preferences of Escherichia Coli, Gitanjali NandaKafle

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Serological Evidence for the Co-Circulation of Two Lineages of Influenza D Virus in Equine Populations of the Midwest United States, Hunter Theodore Nedland

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GTPase-activating Protein-binding Protein 1 Plays an Antiviral Role in Porcine Epidemic Diarrhea Virus (PEDV) Replication, Kabita Pandey

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Proteogenomic Study of Nitrogen-Fixing Cyanobacterium Anabaena Cylindrica, Yeyan Qiu

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Replication, Virulence, and Pathogenesis of Influenza Viruses, Chithra Chembil Sreenivasan

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Role of Bovine Ileal Sub-epithelial Myofibroblasts and Epithelial Cells in Innate Immunity, Tirth Uprety

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Surveillance of South Dakota Mosquito Abundance, Infection Rate, and Insecticide Susceptibility, Geoffrey P. Vincent

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Universal Swine Influenza Antigen and Vaccine, Zhao Wang

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Improving the Nutritional Characteristics of Plant Feedstuff By-Products Using Fungal Metabolism, Jacob Zahler

ETDS from 2017

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Phylogenetic and Associated Phenotypic Analysis of Salmonella Enterica Serovar Mbandaka, Linto Antony

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Enhancing Cellulase Production of Aureobasidium Pullulans for Use in Converting Dried Distillers’ Grains with Solubles into a Higher Protein Feed, Emily L. Baldwin

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Identification of Physiological and Morphological Traits Governing High Water Use Efficiency in Alfalfa, Krishna Ghimire

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Relationship of the Fractal and Chemical Characteristics of Self-Assembled Natural Organic Matter, Dennis K. Gibson

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The Synthetic Biology of N2-Fixing Cyanobacteria for Photosynthetic Terpenoid Production, Charles T. Halfmann

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Genetic Interference and Receptor Biology of Neglected Influenza Viruses, Runxia Liu

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Investigation of Candidate Loci Associated with Maize Perennialism, Anjun Ma

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The Effect of Sport Participation on Bone, Maggie M. Minett

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Macropinosome Maturation is a Clathrin Dependent Process in Bone Marrow Macrophages, Susmita Poudel

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Lipid-Laden Macrophages Downregulate AKT Phosphorylation and Metabolize Lipid Droplets via Autophagy, Rifat Sultana

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Intranasal Immunization of Pigs with Porcine Reproductive and Respiratory Syndrome Virus like Particles Plus 2’, 3’ –cGamp Vaccigrade™ Adjuvant Exacerbates Viremia After Virus Challenge, Alexandria Marie Van Noort

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Effects of Root Isoflavonoids and Hairy Root Transformation on the Soybean Rhizosphere Bacterial Community Structure, Laura White

ETDS from 2016

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Synthetic Biology for Autotrophic and Heterotrophic Production of Ethanol, Nathanael Braselton

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Diversity of Free-living Nitrogen Fixing Bacteria in the Badlands of South Dakota, Bibha Dahal

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Role of Silencing RNA fgsiR34 in Fusarium Graminearum's Pathogenicity to Wheat, Subha Dahal

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The Endophytes of Pediomelum Esculentum: A Unique Case in Legume Evolution, Tyrel Ryan Deutscher

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Analysis of Starch Branching Enzyme 1 (SBE1) Gene in Maize, Abiskar Gyawali

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Enhancing the Industrial Potential of Filamentous Cyanobacteria, Tylor J. Johnson

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Proteomics Study of Pre-Harvest Sprouting in Wheat, Pramod Khadka

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Cooperation and Punishment in the Arbuscular Mycorrhizal Symbiosis: Implications for Resource Exchange & Biological Market Dynamics, Jerry A. Mensah

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The Search for Modifiers of the Maze Gametophyte Factor Ga1-s and Quantitative Trait Polymorphisms Emerging from Doubled-Haploid Maize Lines, Vivek Shrestha

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Swine Influenza Virus : Innate Immune Responses and Vaccine Development, Milton Thomas

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Colony Stimulating Factor-1 Receptor (CSF-1R) Expression, Degradation, and Signaling in Lipid-Laden Macrophages, Gregory Thompson

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Senescence of Native Perennial Warm Season Grasses Senescence Associated Switchgrass Transcriptome, Michaellong Tran

ETDS from 2015

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Abiotic Stress in Alfalfa: Insight into Physiological and Molecular Responses to Salinity, Drought, and Freezing, Md Rokebul Anower