Progress 08/15/04 to 08/14/07
Outputs Suzanne King -- Characterizing Escherichia Coli Isolates of the Delmarva Peninsula Jason Peiffe --Identification of Floral Organ Specific Genes in Arabidopsis Jessica Hall -- Analysis of Hepatic Gene Expression with Hormonally-Induced Lean and Fat Phenotypes. Brian Goldberger - Improved Propagation of Difficult-to-Root Species. Presentations:All students presented posters at the annual Summer Undergraduate Research Symposium at the University of Delaware. Hence, USDA Scholars presented a total of 20 posters in this symposium. In addition , the following students presented posters or papers at national or international meetings: Megan Wolters The Lipase gene of Marek's Disease Virus @ 4th International Workshop on the Molecular Pathogenesis of Marek's Disease Virus. Jason Peiffer: He presented posters with the same title and co-authors at the Mid-Atlantic Plant Molecular Biology Meeting in Laurel, Maryland, and at the Plant and Animal Genome meeting in San Diego
(January 2007 Jessica Hall ASBMB Honorable Mention American Society for Biochemistry and Molecular Biology's national undergraduate research poster competition on April 2 in San Francisco Graduate School In addition, the USDA Scholars program played an important role in helping students decide if they wished to attend graduate school. The following students who participated in the Scholars program are currently enrolled in graduate school: Jason Peiffer Cornell University Suzanne King University of Delaware Amanda Kilby University of Delaware Jessica Hall Harvard University Andrea Laycock University of Delaware Teaching Module: Students provided feed back in the development of an annotation module for the our Introductory Bioinformatics class. This module provides an introduction to three important bioinformatics concepts: information retrieval, ontologies, and homology. Project Summaries: 2007 Brittany Jackson Characterization of Hepititis Virus Capsids Vincent Baldanza Cloning of
chicken c-Jun Dawn Lenihan Bacterial Artifical Chromosomes of MDV Monica Speier Microarray Analsis of Fat and Lean Lines of Chickens Megan Wolters Gene Expression patterns in Chicken Intestine Danielle Smarsh Validation of a 14K Chicken Integrated Systems Microarray Melissa Schwarmann Identification of chicken IL17 2006 Brian Goldberger Regulation of Macromolecular Trafficking Pathways Jason Peiffer A Spatial Dissection of the Arabidopsis Floral Transcriptome by MPSS Stacey Green Characterization pathogenic E. coli isolates from Delmarva. Jenna Scibilia Population genetics of Mushroom Flies Megan Wolters The Lipase gene of Mareks'Disease Virus Marissa Brown Effect of antimicrobials on Salmonella enterica isolates 2005 Jason Peiffer Spatial Dissection of the Arabidopsis Floral Transcriptome by MPSS Suzanne King Characterization pathogenic E. coli isolates from Delmarva. Amanda Kilby Mutations in the Herpesvirus of Turkeys Lipase Gene Andrea Laycock Non-thermal treatments on Eimeria
acervulina Jessica Hall Hepatic gene expression in chickens with hormonally-induced lean and fat phenotypes
PRODUCTS: Include presentations and publications in peer reviewed journals.
OUTCOMES: Major outcomes of this project include four Senior Theses prepared by students participating in this project; 23 poster presentations and/or talks given by the students at meetings.; 5 students have continued on to graduate school in the life sciences; 1 student is first author on a paper accepted for publiction in BMC Plant Biology
DISSEMINATION ACTIVITIES: Students presented posters describing their projects at local, national and international meetings.
FUTURE INITIATIVES: The University of Delaware Agriculture Biosciences Center is supporting undergraduate research now that that this USDA project has ended. This is new money devoted to sponsoring undergraduate research at the University of Delaware.
Impacts Students contributed significant accomplishments to at least 14 different faculty directed research projects.
Publications
- Jason A. Peiffer1,4, Shail Kaushik1, Hajime Sakai2, Mario Arteaga-Vazquez3,5, Nidia Sanchez-Leon3, Hassan Ghazal1,6, Jean-Philippe Vielle-Calzada3 , Blake C. Meyers1 (2008) A Spatial Dissection of the Arabidopsis Floral Transcriptome by MPSS BMC Plant Biology in press.
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Progress 10/01/04 to 09/30/05
Outputs The objective was to support five undergraduate students for the period of ten weeks over the summer of 2005. These students, their advisors and their projects are summarized below. STUDENT: Jessica Hall, Junior, Dept. of Animal and Food Science. Mentor: Dr. Larry Cogburn. Project: The goal of my summer research is to identify the major regulatory genes that will be used to functionally map the metabolic pathways responsible for obesity. In order to meet this goal, bioinformatic analysis was on the transcriptional factors present in metabolic tissues (liver, abdominal fat, and breast muscle) of broiler chickens that have been hormonally manipulated to produce lean and fat phenotypes STUDENT: Jason Peiffer, Sophomore, Dept. of Plant and Soil Sciences. Mentor: Dr. Blake Meyers. Project: Massively Parallel Signature Sequencing aids in the discovery of genes by developing signature sequences from mRNA transcripts. This technology was used to uncover genes that are
believed to be specific to the floral sex organs in Arabidopsis thaliana. To test these findings at the bench, the promoters of the genes were cloned into vectors containing the gus reporter gene and will be transformed in Arabidopsis. STUDENT: Andrea Laycock Junior Dept. of Animal and Food Sciences. Mentor: Dr. Kali Kniel, Project; Cryptosporidium parvum is a protozoan parasite that is responsible for a life-threatening gastrointestinal illness that has been linked to consumption of contaminated apple cider. In this study, we are using ozone as an alternative to pasteurization of apple cider. Ozone inactivation of the C. parvum oocysts is being analyzed with a cell culture infection assay where C. parvum life stages are detected using PCR. Bioinformatics analysis of C. parvum sequences led to the development of these genomics tools for the detection of this food borne disease. STUDENT: Suzanne King, Junior, Dept. of Animal and Food Sciences. Mentor: Dr. John Dohms. 26 Escherichia
coli isolates from various poultry farms around the Delmarva Peninsula were examined for specific virulence factors and antimicrobial susceptibility. After PCR, 65% of the isolates were positive for the increased serum survival (iss) gene, 42% were positive for the temperature sensitive hemagglutinin (tsh) gene, 46% for the iron uptake chelate in the aerobactin system (IucC), 15% for class I integrase (IntI1), and 19% for TraT, which encodes for an outer membrane protein which may play a role in serum resistance. STUDENT: Amanda Kilby Sophomore, Department of Animal and Food Sciences. Mentor: Dr. Carl J. Schmidt. My laboratory has identified several host genes that appear to respond to Meq, a herpesvirus oncogene. By bioinformatic analysis of the chicken genome sequence, I have identified promoter regions for the chicken Interferon gamma and IL6 genes. We have cloned these into a reporter plasmid and are currently determining if the promoters respond to the Meq protein.
PRODUCTS: None
OUTCOMES: Five students are working in mentored ongoing research projects combining the areas of bioinformatics and genomics. All five students presented a poster describing their work at the University of Delaware Research symposium in August 2005. In addition Ms. Jessica Hall will be presenting her work in a poster at the FASEB meeting in April.
DISSEMINATION ACTIVITIES: All five students presented a poster describing their work at the University of Delaware Research symposium in August 2005. In addition Ms. Jessica Hall will be presenting her work at the FASEB meeting in April.
FUTURE INITIATIVES: Continuation of the Undergraduate Research Scholarship program.
Impacts Five undergraduate students have gained significant training in the areas of bioinformatics and genomics. As a consequence of this training, Ms. Jessica Hall has decided to pursue training as a graduate student.
Publications
- No publications reported this period
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