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7
of 7 records published between 02/19/2014 and 02/19/2019 from author Manju Varma
2018
Haugland, Rich, S. Siefring, E. Anneken, M. Varma, S. Keely, R. Mitchell, AND S. Lehmann. Low Frequencies of Interference to EPA Quantitative Polymerase Chain Reaction (qPCR) Methods for Microbial Water Quality Monitoring in U.S. Rivers and Streams and Coastal Waters. 2018 UNC Water Microbiology Conference, Chapel Hill, NC, May 22 - 24, 2018.
Sivaganesan, Mano, M. Varma, S. Siefring, AND Rich Haugland. Quantification of plasmid DNA standards for U.S. EPA fecal indicator bacteria qPCR methods by droplet digital PCR analysis. JOURNAL OF MICROBIOLOGICAL METHODS. Elsevier Science Ltd, New York, NY, 152:135-142, (2018). https://doi.org/10.1016/j.mimet.2018.07.005
2017
Napier, M., Rich Haugland, C. Poole, A. Dufour, J. Stewart, D. Weber, M. Varma, J. Lavender, AND Tim Wade. Exposure to human-associated fecal indicators and self-reported illness among swimmers at recreational beaches: A cohort study. ENVIRONMENTAL HEALTH. Academic Press Incorporated, Orlando, FL, 16(1):103, (2017). https://doi.org/10.1186/s12940-017-0308-3
2015
Paar, J., M. Doolittle, M. Varma, S. Siefring, K. Oshima, AND Rich Haugland. Development and evaluation of a culture-independent method for source determination of fecal wastes in surface and storm waters using reverse transcriptase-PCR detection of FRNA coliphage genogroup gene sequences. JOURNAL OF MICROBIOLOGICAL METHODS. Elsevier Science Ltd, New York, NY, 112(2):28-35, (2015).
2014
Sivaganesan, Mano, S. Siefring, M. Varma, AND Rich Haugland. Comparison of Enterococcus quantitative polymerase chain reaction analysis results from midwest U.S. river samples using EPA Method 1611 and Method 1609 PCR reagents. JOURNAL OF MICROBIOLOGICAL METHODS. Elsevier Science Ltd, New York, NY, 101(6):9-17, (2014).
Green, H., Rich Haugland, M. Varma, H. Millen, M. Borchardt, K. Field, W. Walters, R. Knight, Mano Sivaganesan, C. Kelty, AND O. Shanks. Improved HF183 quantitative real-time PCR assay for characterization of human fecal pollution in ambient surface water samples. APPLIED AND ENVIRONMENTAL MICROBIOLOGY. American Society for Microbiology, Washington, DC, 80(10):3086-3094, (2014).
Haugland, Rich, S. Siefring, M. Varma, A. Dufour, K. Brenner, Tim Wade, E. Sams, S. Cochran, S. Braun, AND Mano Sivaganesan. Standardization of enterococci density estimates by EPA qPCR methods and comparison of beach action value exceedances in river waters with culture methods. JOURNAL OF MICROBIOLOGICAL METHODS. Elsevier Science Ltd, New York, NY, 105(7):59-66, (2014).