Orphan, Victoria J.

Committee Member — 49 thesises

• Zhu, Yanzhe — 3D Microfluidics for Environmental Pathogen Detection and Single-cell Phenotype-to-Genotype Analysis (2020, Dissertation (Ph.D.))
• Ireland, William Thornton — A Quantitative and High-Throughput Approach to Gene Regulation in Escherichia coli (2020, Dissertation (Ph.D.))
• Liu, Xinyan — Bioorthogonal Noncanonical Amino Acid Tagging for Understanding Bacterial Persistence (2023, Dissertation (Ph.D.))
• Dion-Kirschner, Hannah Henning — Carbon in Flux: Measuring the Climate Sensitivity of Terrestrial Greenhouse Gas Uptake (2025, Dissertation (Ph.D.))
• Case, David Hamilton — Carbonate-Associated Microbial Ecology at Methane Seeps: Assemblage Composition, Response to Changing Environmental Conditions, and Implications for Biomarker Longevity (2016, Dissertation (Ph.D.))
• Lucey, Kaitlyn Shae — Catechol 2,3-Dioxygenase-Assisted Cleavage of Aromatics by "Anaerobic" Termite Gut Spirochetes and Genomic Evidence of a Complete Meta-Pathway (2014, Dissertation (Ph.D.))
• Lloyd, Max Kaufmann — Clumped and Intramolecular Isotopic Perspectives on the Behavior of Organic and Inorganic Carbon in the Shallow Crust and Deep Biosphere (2018, Dissertation (Ph.D.))
• Donaldson, Gregory Paul — Colonization of the Intestinal Surface by Indigenous Microbiota (2018, Dissertation (Ph.D.))
• Bergmann, Kristin Diane — Constraints on the Carbon Cycle and Climate During the Early Evolution of Animals (2013, Dissertation (Ph.D.))
• Condiotte, Zevin Joseph — Cooperative Microbe-Host Carbon Metabolism Drives Drosophila Regenerative Response (2026, Dissertation (Ph.D.))
• Dekas, Anne Elizabeth — Diazotrophy in the Deep: An Analysis of the Distribution, Magnitude, Geochemical Controls, and Biological Mediators of Deep-Sea Benthic Nitrogen Fixation (2013, Dissertation (Ph.D.))
• Narayanan, Aditi Kalpagam — Diversity, Activity, and Adaptations of Phage Communities in Anoxic Hydrocarbon-Rich Marine Sediments (2025, Dissertation (Ph.D.))
• Betts, Makayla Nicole — Exploring the Preservation of Biosignatures in Extreme Environments (2026, Dissertation (Ph.D.))
• Guo, Yongzhao — Exploring Versatility of Energy Metabolism and Dynamics of Anabolism and Growth in Anaerobic Methanotrophic Consortia (2025, Dissertation (Ph.D.))
• Yang, Wanwan — Fast Viability Assessment of Clostridium Spores: Survival in Extreme Environments (2010, Dissertation (Ph.D.))
• Kopf, Sebastian Hermann — From Lakes to Lungs: Assessing Microbial Activity in Diverse Environments (2015, Dissertation (Ph.D.))
• Silverman, Shaelyn Nicole — From Pure Cultures to Particles: Tracing Microbial Metabolism Through Amino Acid ²H/¹H Ratios (2025, Dissertation (Ph.D.))
• McCardell, Reed Dillard — Genetic Circuits for the Control of Multi-Strain Bacterial Populations (2021, Dissertation (Ph.D.))
• Sanders, Cecilia Brooke — Geological and Geochemical Explorations of the Salitre Formation Phosphorite, Eastern Brazil (2023, Dissertation (Ph.D.))
• Chadwick, Grayson Lee — How to Beat Diffusion: Explorations of Energetics and Spatial Relationships in Microbial Ecosystems (2021, Dissertation (Ph.D.))
• Ballor, Nicholas R. — Hydrogenases and Hydrogen Sensors in the Symbiotic Microbial Communities of Wood-Feeding Termites (2011, Dissertation (Ph.D.))
• Zhang, Xinning — I. Formate Dehydrogenase Gene Diversity in Lignocellulose-Feeding Insect Gut Microbial Communities. II. Metabolic Impacts on the Hydrogen Isotope Content of Bacterial Lipids (2010, Dissertation (Ph.D.))
• Ramesh, Pradeep — Imaging and Control of Engineered Cells using Magnetic Fields (2019, Dissertation (Ph.D.))
• Magyar, Paul Macdonald — Insights into Pathways of Nitrous Oxide Generation from Novel Isotopologue Measurements (2017, Dissertation (Ph.D.))
• Mendez, Jeffrey Michael — Iron and Manganese in the Ocean: Investigation of Atmospheric Input by Dust and Coastal Ocean Time Series (2008, Dissertation (Ph.D.))
• Osburn, Magdalena Rose — Isotopic Proxies for Microbial and Environmental Change: Insights from Hydrogen Isotopes and the Ediacaran Khufai Formation (2013, Dissertation (Ph.D.))
• Bosak, Tanja — Laboratory Models of Microbial Biosignatures in Carbonate Rocks (2005, Dissertation (Ph.D.))
• Parra, Sergio Alexander — Location, Location, Location: Insights from Spatially-Resolved Observations of Marine Seep Carbonate Ecosystems and Carbonaceous Chondrite Surfaces (2025, Dissertation (Ph.D.))
• Lingappa, Usha Farey — Manganese Through Time and Other Stories Concerning Cyanobacteria and the World Around Them (2021, Dissertation (Ph.D.))
• Johnson, Jena Elaine — Manganese: Minerals, Microbes, and the Evolution of Oxygenic Photosynthesis (2015, Dissertation (Ph.D.))
• Nash, Cody Zane — Mechanisms and Evolution of Magnetotactic Bacteria (2008, Dissertation (Ph.D.))
• Harrison, Benjamin Kimball — Microbial Colonization of Minerals in Marine Sediments – Method Development and Ecological Significance (2011, Dissertation (Ph.D.))
• Ward, Lewis Michael — Microbial Evolution and the Rise of Oxygen: The Roles of Contingency and Context in Shaping the Biosphere through Time (2017, Dissertation (Ph.D.))
• Osorio Rodríguez, Daniela — Microbial Transformations of Sulfur: Environmental and (Paleo) Ecological Implications (2023, Dissertation (Ph.D.))
• Trembath-Reichert, Elizabeth — Molecular and Geochemical Insights into Microbial Life Centimeters to Kilometers Below the Seafloor (2016, Dissertation (Ph.D.))
• Tadmor, Arbel David — Phage-Host Interaction in Nature (2011, Dissertation (Ph.D.))
• Marlow, Jeffrey James — Physical, Metabolic, and Energetic Investigations of Methane-Metabolizing Microbial Communities (2016, Dissertation (Ph.D.))
• Jiao, Yongqin — Physiological and Mechanistic Studies of Phototrophic Fe(II) Oxidation in Purple Non-sulfur Bacteria (2007, Dissertation (Ph.D.))
• Farnsworth, Claire Elizabeth — Processes Controlling the Fate and Transport of Trace Metals in the Subsurface During Changing Redox Potential (2011, Dissertation (Ph.D.))
• Mullin, Sean William Alexander — Spatial and Temporal Dynamics of Microorganisms Living Along Steep Energy Gradients and Implications for Ecology and Geologic Preservation in the Deep Biosphere (2021, Dissertation (Ph.D.))
• Esswein, Shannon Rose — Structural Basis of Antibody Recognition of Viruses (2022, Dissertation (Ph.D.))
• Saxena, Abigail Green — Sulfur-Cycling in Methane-Rich Ecosystems: Uncovering Microbial Processes and Novel Niches (2013, Dissertation (Ph.D.))
• Metcalfe, Kyle Shuhert — Symbiotic Diversity and Mineral-Associated Microbial Ecology in Marine Microbiomes (2021, Dissertation (Ph.D.))
• Ciemniecki, John Alan — The Bioenergetics of a Low-Power, Phenazine-Dependent Maintenance Metabolism in Pseudomonas aeruginosa (2024, Dissertation (Ph.D.))
• Tsypin, Lev Maximovich — The Discovery and Biological Mechanisms of a Widespread Phenazine's Oxidation (2023, Dissertation (Ph.D.))
• Lim, Sujung — The Impact of Energy Availability and Substrate Complexity on Anaerobic Microbial Communities in Marine Sediment (2024, Dissertation (Ph.D.))
• Wilbert, Steven Alexander — The Role of Context-Dependent Metabolic Interactions in Organizing Microbial Communities (2023, Dissertation (Ph.D.))
• Yu, Hang Hank — Understanding the Symbiosis in Anaerobic Oxidation of Methane Through Metabolic, Biosynthetic and Transcriptomic Activities (2017, Dissertation (Ph.D.))
• Mahmoudabadi, Gita — Virology By The Numbers: A Quantitative Exploration of Viral Energetics, Genomics, and Ecology (2018, Dissertation (Ph.D.))