Presentations

Selected invited presentations:

  1. Stewart, JR (2017). Tracking pathogens in coastal waters. North Carolina Coastal Conference. April 4-5. Raleigh, NC.
  2. Stewart, JR (2017). Water research at UNC: Assisting communities across NC. NC Clean Tech Summit. March 3. Chapel Hill, NC.
  3. Stewart, JR (2016). Ecology of antibiotic resistant Staphylococcus in industrial food animal production. Spring Meeting of the South Carolina Branch of the American Society for Microbiology (SCBASM). April 9. Charleston, SC.
  4. Stewart, JR (2016). The impact of intensive livestock production on the disease ecology of antibiotic resistant Staphylococcus. Carolina Population Center Interdisciplinary Research Seminars. Feb. 12. Chapel Hill, NC.
  5. Stewart, JR (2015). The impact of intensive livestock production on the evolution and dissemination of antibiotic resistant Staphylococcus. Agriculture and the Environment Interdepartmental Seminar Series. Virginia Polytechnic Institute and State University. Sept. 22. Blacksburg, VA.
  6. Stewart, JR (2015). Global environmental change: Are we making populations of antibiotic resistant bacteria? American Society for Microbiology Tri-Branch Meeting. Meeting convened by the Rio Grande, Intermountain and Rocky Mountain Branches of ASM. April 24-25. Durango, CO.
  7. Stewart, JR (2015). Global environmental change: Are we making populations of antibiotic resistant bacteria? 2015 Annual Meeting of the Alaska Branch of the American Society for Microbiology. April 17-18. Anchorage, AK.
  8. Stewart, JR (2015). Ecology of antibiotic resistant Staphylococcus in industrial food animal production. University of Alaska Anchorage Biological Sciences Seminar Series. April 17. Anchorage, AK.
  9. Stewart, JR (2015). Climate change and inland waters: Effects of increasing storm intensity on patterns of pathogen loading. 2015 Spring Meeting of the Indiana Branch of the American Society for Microbiology. March 27-28. Nashville, IN.
  10. Heaney, C and J Stewart (2014). Human exposures to antibiotic resistant bacteria in the WASH context. UNC Water and Health Conference: Where Science Meets Policy. Oct. 13-17. Chapel Hill, NC.
  11. Pierce, EM, M NadimpalliD, N Pisanic, C Heaney, D Hall and J Stewart (2014). Staphylococcus aureus in industrial hog farmers in eastern North Carolina: Persistence of nasal carriage. 114th General Meeting of the American Society for Microbiology. May 17-20. Boston, MA. Pierce selected among international pool of submissions for a Young Investigator Oral Presentation
  12. Stewart, JR and M NadimpalliD (2014). The impact of intensive livestock production on the evolution and dissemination of antibiotic resistant Staphylococcus. University of South Carolina Environmental Health Sciences Seminar Series. April 2. Columbia, SC.
  13. Stewart, JR (2013). Global environmental change: Are we making populations of antibiotic resistant bacteria? NC Population Medicine Forum Spring Seminar Series. April 12. Raleigh, NC.

Selected Contributed Presentations:

T Technicians, UUndergraduates, MMasters and DPhD  students supervised by Dr. Stewart are noted, as are PPost-doctoral researchers.

  1. ChristensonD, E and J Stewart (2017). Prevalence of antibiotic-resistant coli in North Carolina watersheds with and without swine CAFOs. NC Water Resources Research Institute Annual Conference. March 16. Raleigh, NC.
  2. Stewart, JR (2016). Candidate AMR indicator targets and methods for their culture-based detection and quantification. Workshop titled “Monitoring Antimicrobial Resistance in the Environment to Support Global Surveillance.” Side Event held at the UNC Water Microbiology Conference. May 17-19. Chapel Hill, NC.
  3. HatcherD, S, S RhodesD, J Larsen, S JiangM, D Hall, A Krosche, K Carroll, E Silbergeld, J Stewart and C Heaney (2015). Prevalence of antibiotic-resistance Staphylococcus aureus nasal carriage among children living with industrial hog operation workers. 4th ASM-ESCMID Conference on Methicillin-Resistant Staphylococci in Animals: Veterinary and Public Health Implications. Nov 2-5. Chicago, IL.
  4. NadimpalliD, JR Stewart, N Pisanic, DC Love, D Hall, J Larsen, A Krosche, T Tekle, T Ross, K Carroll, TM Perl and CD Heaney (2015). Staphylococcus aureus nasal carriage is associated with symptoms of skin and soft tissue infection among industrial hog operation workers in North Carolina. 4th ASM-ESCMID Conference on Methicillin-Resistant Staphylococci in Animals: Veterinary and Public Health Implications. Nov 2-5. Chicago, IL.
  5. Pisanic, N, ML NadimpalliD, JL Rinsky, J Stewart, S Wing, DC Love, D Hall and CD Heaney (2015). Pig-2-Bac as a biomarker of occupational exposure to swine and to Staphylococcus aureus and methicillin resistance. 4th ASM-ESCMID Conference on Methicillin-Resistant Staphylococci in Animals: Veterinary and Public Health Implications. Nov 2-5. Chicago, IL.
  6. ChristensonD, E, J Stewart and M Serre (2015). Using remote sensing to calculate plant available nitrogen needed by crops on swine farm sprayfields in North Carolina. SPIE Remote Sensing Conference. Sept. 21-24. Toulouse, France.
  7. Houck, K, J Stewart and M Bentley (2015). Exploring the relationships between infections and municipal water quality on San Cristobal Island, Galapagos. Galápagos Science Center Summer Seminar Series. July 3. San Cristobal Island, Galápagos, Ecuador.
  8. WuP, J and J Stewart (2015). The use of remote sensing and GIS in microbial source tracking. UNC 2nd Annual Water Microbiology Conference. Chapel Hill, NC.
  9. OverbeyU, K, S SteelU, W GerhardM and J Stewart (2014). An Interdisciplinary Study of Water Quality in the Galápagos. Galápagos Science Center Summer Seminar Series. June 20. San Cristobal Island, Galápagos, Ecuador.
  10. HatcherD, S, K MyersM, C Heaney, D Hall, J Larsen, S Wing, M. Miller and J Stewart (2014). Multidrug- and methicillin-resistant Staphylococcus aureus are present in surface waters near industrial hog operations in North Carolina. 6th Annual “Water and Health” Seminar for PhD Students. June 16-18. Cannes, France. Hatcher awarded certificate for ranking among top three student presentations
  11. OverbeyU and J Stewart (2014). Sewage impacts on water quality and antibiotic resistance in beach waters in the Galapagos Islands, Ecuador. UNC Water Institute 1st Annual Water Microbiology Conference. May 5-7. Chapel Hill, NC.
  12. HatcherD, S, K MyersM, C Heaney, D Hall, J Larsen, S Wing, M. Miller and J Stewart (2014). Multidrug- and methicillin-resistant Staphylococcus aureus are present in surface waters near industrial hog operations in North Carolina. UNC Water Institute 1st Annual Water Microbiology Conference. May 5-7. Chapel Hill, NC.
  13. OverbeyU, K, S SteelU, W GerhardU and J Stewart (2014). An Interdisciplinary Study of Water Quality in the Galápagos. UNC 15th Annual Celebration of Undergraduate Research. April 14. Chapel Hill, NC.
  14. Stewart, JR (2013). Water Quality in the Galápagos Islands. Science and Conservation in the Galápagos Islands: A Summer Seminar Series. Galápagos Science Center and Galápagos National Park. June 7. San Cristobal Island, Galápagos, Ecuador.
  15. MyersM, K., SM HatcherD, C Heaney, D Hall, S Wing and J Stewart (2013). Microbial water quality assessment near industrial swine operations in North Carolina. North Carolina Environmental Justice Network Summit. Oct. 14-15. Whitakers, NC.
  16. Stewart, JR, JG RownyM and and JG ShieldsD (2012). Land use and storm events affect pathogen loading in a drinking water reservoir of the Southeastern US. UNC Water and Health Conference: Science, Policy and Innovation. Oct. 29-Nov. 2. Chapel Hill, NC.
  17. Rinsky, J, M NadimpalliD, D Hall, D Baron-Hall, J Stewart, S Wing and C Heaney (2012). Carriage of Staphylococcus aureus CC398 among Livestock Workers and Household Members in NC. ASM 52nd International Conference on Antimicrobial Agents and Chemotherapy (ICAAC). Sept. 9-12. San Francisco, CA.
  18. Rinsky, J, C Heaney, S HatcherD, M NadimpalliD, D Hall, D Baron-Hall, J Stewart and S Wing (2011). Prevalence of and risk-factors for MRSA carriage among industrial and sustainable livestock workers and household members in North Carolina. North Carolina Environmental Justice Annual Summit. Oct 14-15. Whitakers, NC.

Selected Poster Presentations:

T Technicians, UUndergraduates, MMasters and DPhD  students supervised by Dr. Stewart are noted, as are PPost-doctoral researchers.

  1. RhodesD, S, E ChristensonD, A NguyenU, D Hall, J Larsen, L Price and J Stewart (2016). Prevalence of livestock-associated, multi-drug resistant, methicillin-susceptible aureus is lower in recently-slaughtered North Carolina hogs raised without antibiotics compared to conventionally raised hogs. The 14th Annual Ecology and Evolution of Infectious Disease Meeting. June 3-5. Ithaca, NY.
  2. YoungM, BA, JA Steele, JF Griffith and JR Stewart (2016). Effect of environmental factors on coliphage concentrations in marine waters. UNC Water Microbiology Conference. May 17-19. Chapel Hill, NC.
  3. HatcherD, SM, S RhodesD, JR Stewart, E Silbergeld, N Pisanic, J Larsen, S JiangM, A Krosche, D Hall, K Carroll, CD Heaney (2015). Livestock worker and community exposure to antibiotic-resistant bacteria in eastern North Carolina. North Carolina Environmental Justice Network (NCEJN) Annual Summit. Oct 18-19. Whitakers, NC.
  4. NadimpalliD, M, SM RhodesD, ML Serre, CD Heaney and JR Stewart (2015). Recovery of antibiotic-resistant Staphylococcus aureus from industrial hog farmworker households in North Carolina. 4th ASM-ESCMID Conference on Methicillin-Resistant Staphylococci in Animals: Veterinary and Public Health Implications. Nov 2-5. Chicago, IL.
  5. NadimpalliD, M, S RhodesD, M Serre, C Heaney and J Stewart (2015). Detection of livestock-associated and antibiotic resistance Staphylococcus aureus from household surfaces. 13th annual Ecology and Evolution of Infectious Disease Meeting. May 26-29. Athens, GA.
  6. HatcherD, SM, SM RhodesD, CD Heaney, S. JiangU, T LeU, D Hall, J Larsen and J Stewart (2015). Prevalence of methicillin- and multidrug resistant aureus among children living with industrial hog operation workers in North Carolina. 13th annual Ecology and Evolution of Infectious Disease Meeting. May 26-29. Athens, GA.
  7. HolcombD, D, K Messier, M Serre, J RownyM and J Stewart (2015). Geostatistical prediction of microbial water quality on an urbanizing inland stream network. UNC 2nd Annual Water Microbiology Conference. May 18-25. Chapel Hill, NC.
  8. WuP, J, JR Stewart, GW Walters, MD Sobsey, C Cormency and JK Bartram (2015). Toward a rapid enzymatic method for detection of coliform bacteria in water. UNC 2nd Annual Water Microbiology Conference. May 18-25. Chapel Hill, NC.
  9. NadimpalliD, M, E PierceM, N Pisanic, J Stewart and C Heaney (2014). Nasal carriage of antibiotic-resistant Staphylococcus aureus with multiple markers of livestock association among industrial pig farmers and their household members in eastern North Carolina. International Meeting of Emerging Diseases and Surveillance (IMED). International Society for Infectious Diseases. Oct. 31-Nov.3. Vienna, Austria.
  10. NadimpalliD, M, N Pisanic, J Stewart and C Heaney (2014). Surveillance of influenza A exposure using non-invasive methods among industrial pig farm workers and household members in North Carolina. International Meeting of Emerging Diseases and Surveillance (IMED). International Society for Infectious Diseases. Oct. 31-Nov.3. Vienna, Austria.
  11. Heaney, C, N Pisanic, M NadimpalliD, J Rinsky, D Love, K Nachman, T Perl, S Wing and J Stewart (2014). Concurrent exposure to drug-resistant Staphylococcus aureus, influenza A virus, and hepatitis E virus among industrial hog operation workers. ID Week 2014 Meeting of the Infectious Diseases Society of America. Oct. 8-12. Philadelphia, PA.
  12. Heaney, C, N Pisanic, M NadimpalliD, J Rinsky, D Love, K Nachman, T Perl, S Wing and J Stewart (2014). Staphylococcus aureus CC398 and pig-specific fecal Bacteroidales qPCR concentrations decline with increasing time away from work among industrial hog operation workers. ID Week 2014 Meeting of the Infectious Diseases Society of America. Oct. 8-12. Philadelphia, PA.
  13. PolstonD, PM, E Rodgers-Veira, MD Aitken and JR Stewart (2014). The development of novel microbial indicators used for environmental tracking of biosolid contaminants. 114th General Meeting of the American Society for Microbiology. May 17-20. Boston, MA.
  14. HolcombD, D, J RownyM, M Serre and J Stewart (2014). Application of predictive and space/time interpolative models of fecal contamination in an urbanizing watershed. UNC Water Institute 1st Annual Water Microbiology Conference. May 5-7. Chapel Hill, NC.
  15. PolstonD, PM, E Rodgers-Veira, MD Aitken and JR Stewart (2014). The development of novel microbial indicators used for environmental tracking of biosolid contaminants. UNC Water Institute 1st Annual Water Microbiology Conference. May 5-7. Chapel Hill, NC.
  16. NadimpalliD, M, J Rinsky, S Wing, D Hall, D Baron, L Price, J Larsen, M Stegger, J Stewart and C Heaney (2014). Carriage of antibiotic-resistant Staphylococcus aureus among livestock workers and household members in North Carolina. 2014 Spotlight on Student Research Poster Event. March 21. Chapel Hill, NC. Nadimpalli awarded the 2014 Gillings Poster Award, 1st Runner-Up
  17. OverbeyU, K, S SteelU, W GerhardU and J Stewart (2013). An Interdisciplinary Study of Water Quality in the Galápagos. 9th Annual State of North Carolina Undergraduate Research & Creativity Symposium (SNCURCS). Nov. 16. Charlotte, NC.
  18. HatcherD, S, K Myers, C Heaney, D Hall, J Larsen, S Wing and J Stewart (2013). Multidrug- and methicillin-resistant Staphylococcus aureus are present in surface waters near industrial hog operations in North Carolina. 3rd ASM-ESCMID Conference on Methicillin-resistant Staphylococci in Animals: Veterinary and Public Health Implications. Nov. 4-7. Copenhagen, Denmark.
  19. NadimpalliD, M, J Rinsky, D Hall, E Pierce, N Pisanic, J Larsen, K Nachman, D Love, S Wing, J Stewart, C Heaney (2013). Persistence of livestock-associated methicillin and multidrug-resistant Staphylococcus among industrial hog operation workers in North Carolina. 3rd ASM-ESCMID Conference on Methicillin-resistant Staphylococci in Animals: Veterinary and Public Health Implications. Nov. 4-7. Copenhagen, Denmark.
  20. NadimpalliD, M, C Heaney, J Rinsky, D Hall, N Muhammed, D Baron-Hall, L Price, J Larsen, M Stegger and J Stewart (2013). Carriage of antibiotic resistant Staphylococcus aureus among livestock workers and household members in North Carolina. UNC Graduate Student Recognition Celebration. April 10. Chapel Hill, NC. Nadimpalli awarded Graduate Education Advancement Board (GEAB) Impact Award.
  21. Layton, BA, AB Boehm, M Byappanahalli, AH Farnleitner, M Gourmelon, PA Holden, JA Jay, J Lee, WG Meijer, R Noble, R Rodrigues, JB Rose, OC Shanks, C Sinigalliano, J Stewart, R Whitman, S Wuertz, JF Griffith (2013). Performance of general fecal and host-associated Bacteroidales markers In the California Source Identification Protocol Project method evaluation study. U.S. Recreational Water Quality Criteria: A Vision for the Future. University of Hawaii Water Resources Research Center. March 11-13. Honolulu, Hawaii.
  22. Gentry-ShieldsD, J, C Heaney, K MyersM, D Hall, D Baron-Hall, S Wing and J Stewart (2012). Hepatitis E virus in waters proximal to swine Concentrated Animal Feeding Operations in eastern North Carolina. 140th Annual Meeting of the American Public Health Association (APHA). Oct. 27-31. San Francisco, CA.
  23. HatcherD, S, K MyersM, C Heaney, S Wing, D Hall, and J Stewart (2012). Microbial water quality assessment near industrial swine operations in North Carolina. . UNC Water and Health Conference: Science, Policy and Innovation. Oct. 29-Nov. 2. Chapel Hill, NC.
  24. Symonds, EM, K Rosario, DW Griffin, C Sinigalliano, J Stewart and M Breitbart (2012). Pepper mild mottle virus as a viral bioindicator of human fecal pollution. UNC Water and Health Conference: Science, Policy and Innovation. Oct. 29-Nov. 2. Chapel Hill, NC.
  25. Gentry-ShieldsD, J and JR Stewart (2012). Similar concentration and extraction recoveries allow for use of Turnip Crinkle Virus as a spike and recovery control for waterborne Enteroviruses. 112th General Meeting of the American Society for Microbiology. June 16-19. San Francisco, CA. Shields awarded ASM student travel award from among international pool of applicants
  26. HatcherD, SM, E PrevetteM, C Heaney, T Wade and J Stewart (2012). Multidrug-resistant Staphylococcus sp. isolated from sand at a tropical beach and a beach impacted by non-point source pollution. 112th General Meeting of the American Society for Microbiology. June 16-19. San Francisco, CA. Hatcher awarded travel grant from UNC Graduate and Professional Student Federation
  27. NadimpalliD, M, C Heaney, J Rinsky, S Wing, D Baron-Hall, D Hall and J Stewart (2012). Multidrug-resistant Staphylococcus aureus is carried more often by industrial workers and household members than antibiotic-free farmers and household members in North Carolina. 112th General Meeting of the American Society for Microbiology. June 16-19. San Francisco, CA. Nadimpalli awarded travel grant from UNC Graduate and Professional Student Federation