Student research from the Biology Department at Gettysburg College.




Comparative Study of the Rates of Dispersal of Triadica sebifera (Chinese Tallow) and Imperata Cylindrica (Japanese Blood Grass) in North America, Jamie W. Dinella and Meem Noshin Nawal Khan


Embryonic Development of the Pharyngeal Arch Arteries in Mammals, Megan E. Zierold


Short-Term Exposure to Tricyclic Antidepressants Delays Righting Time in Marine and Freshwater Snails with Evidence for Low-Dose Stimulation of Righting Speed by Imipramine, Peter P. Fong, Kelsey E. Dipenta, Sarahrose M. Jonik, and Courtney D. Ward


Predicting the Future: Parental Progeny Investment in Response to Environmental Stress Cues, Leah Gulyas and Jennifer R. Powell


Co-Cultures of Oophila Amblystomatis Between Ambystoma Maculatum and Ambystoma Gracile Hosts Show Host-Symbiont Fidelity, Ryan R. Kerney, Jasper S. Leavitt, Elizabeth M. Hill, Huanjia Zhang, Eunsoo Kim, and John Burns


The Influence of Signaling Conspecific and Heterospecific Neighbors on Eavesdropper Pressure, Paula A. Trillo, Christopher S. Benson, Michael S. Caldwell, Tiffany L. Lam, Oliver H. Pickering, and David M. Logue


Exposure to the Antifouling chemical Medotomidine Slows Development, Reduces Body Mass, and Delays Metamorphosis in Wood Frog (Lithobates Sylvaticus) Tadpoles, Janine M. Barr, Julia R. Palmucci, Olivia J. Lambert, and Peter P. Fong

Differential Sensitivity to the Antifouling Chemical Medetomidine Between Wood Frog and American Toad Tadpoles with Evidence for Low-dose Stimulation and High-dose Inhibition of Metamorphosis, Peter P. Fong, Olivia J. Lambert, Margot L. Hoagland, and Emily R. Kurtz

Prevalence of Group I Salmonella Kentucky in Domestic Food Animals from Pennsylvania and Overlap with Human Clinical CRISPR Sequence Types, Hallie E. Rauch, Dorothy M. Vosik, Subhashinie Kariyawasam, Nkuchia M’ikanatha, and Nikki Shariat


High-Resolution Identification of Multiple Salmonella Serovars in a Single Sample by Using CRISPR-SeroSeq, Cameron P. Thompson, Alexandra N. Doak, Naufa Amirani, Erin A. Schroeder, Justin Wright, Subhashinie Kariyawasam, Regina Lamendella, and Nikki Shariat

CRISPR Typing and Antibiotic Resistance Correlates with Polyphyletic Distribution in Human Isolates of Salmonella Kentucky, Dorothy M. Vosik, Deepanker Tewari, Lisa Dettinger, Nkuchia M. M'ikanatha, and Nikki Shariat



Transciptome Analysis Illuminates the Nature of the Intracellular Interaction in a Vertebrate-Algal Symbiosis, John A. Burns, Huanjia Zhang, Elizabeth M. Hill, Eunsoo Kim, and Ryan R. Kerney

The Prospects of Artificial Endosymbioses, Ryan R. Kerney, Zakiya N. Whatley, Sarah N. Rivera, and David Hewitt


Differential Uptake of Gold Nanoparticles by 2 Species of Tadpole, the Wood Frog (Lithobates Sylvaticus) and the Bullfrog (Lithobates Catesbeianus), Lucas B. Thompson, Gerardo L.F. Carfagno, Kurt Andresen, Andrea J. Sitton, Taylor B. Bury, Laura L. Lee, Kevin T. Lerner, and Peter P. Fong



Foraging Behavior of Tetramorium Caespitum in an Urban Environment: the Effect of Food Quality on Foraging, Nicole A. Crofton, Sabrina R. D'Mello, and Nene S. Sy

Testing Hypotheses for the Presence of the tRNA Genes in Mycobacteriophage Genomes, Veronique A. Delesalle, Natalie T. Tanke, Albert C. Vill, and Gregory P. Krukonis

Exposure to SSRI-type Antidepressants Increases Righting Time in the Marine Snail Ilyanassa Obsoleta, Peter P. Fong, Taylor B. S. Bury, Elizabeth E. Donovan, Olivia J. Lambert, Julia R. Palmucci, and Stephanie K. Adamczak

Long-term Exposure to Gold Nanoparticles Accelerates Larval Metamorphosis Without Affecting Mass in Wood Frogs (Lithobates sylvaticus) at Environmentally Relevant Concentrations, Peter P. Fong, Lucas B. Thompson, Gerardo L.F. Carfagno, and Andrea J. Sitton


Long-term Recovery from Acute Cold Shock in Caenorhabditis Elegans, Joseph D. Robinson and Jennifer R. Powell


LOF1 and Interacting Transcription Factors in Plant Development and Crop Yield, Zoe Yeoh, Elizabeth Luscher, and Patricia Springer



Isolation & Characterization of Bacteria in the Built Environment: Measuring The Effect of Pharmaceuticals on Growth, Amanda V. Finck, Kelly J. DiGeronimo, Nene S. Sy, and Zakiya Whatley

The Antidepressants Venlafaxine (“Effexor”) and Fluoxetine (“Prozac”) Produce Different Effects on Locomotion in Two Species of Marine Snail, The Oyster Drill (Urosalpinx cinerea) and the Starsnail (Lithopoma americanum), Peter P. Fong, Taylor B. Bury, Abigail D. Dworkin-Brodsky, Christina M. Jasion, and Rose C. Kell


The Conserved G-Protein Coupled Receptor FSHR-1 Regulates Protective Host Responses to Infection and Oxidative Stress, Elizabeth V. Miller, Leah N. Grandi, Jennifer A. Giannini, Joseph D. Robinson, and Jennifer R. Powell


Whole Genome Comparison of a Large Collection of Mycobacteriophages Reveals a Continuum of Phage Genetic Diversity, Welkin H. Pope, Charles A. Bowman, Daniel A. Russell, Deborah Jacobs-Sera, David J. Asai, Steven G. Cresawn, William R. Jacobs, Roger W. Hendrix, Jeffrey G. Lawrence, Graham F. Hatfull, Veronique A. Delesalle, and Gregory P. Krukonis


Sexually-Dimorphic Expression of Tyrosine Hydroxylase Immunoreactivity in the Brain of a Vocal Teleost Fish (Porichthys notatus), Geraldine K.E. Goebrecht, Robert A. Kowtoniuk, Brenda G. Kelly, and James Matthew Kittelberger


Cross-Disciplinary Sciences at Gettysburg College: Second Annual Poster Presentation, X-SIG


Antidepressants Cause Foot Detachment from Substrate in Five Species of Marine Snail, Peter P. Fong and Nikolett Molnar


The Deletion of the Bre1 Gene in Aspergillus nidulans Impairs Mitotic Growth, Meiosis, and DNA Damage Repair, Andrea J. Sitton and Steven W. James



Pathogen Response Genes Mediate Caenorhabditis elegans Innate Immunity, Hannah L. Anthony


Toxic Effects of Copper, Cadmium, and Methoxychlor Shown by Neutral Red Retention Assay in Two Species of Freshwater Molluscs, Nikolett Molnar and Peter Fong


The Effect of Medetomidine on the Burying Speed of Corbicula fluminea, Andrew K. Schmucker