Issue 2

Journal for Veterinary Medicine, Biotechnology and Biosafety

Volume 4, Issue 2, June 2018, Pages 44–45

ISSN 2411-3174 (print version) ISSN 2411-0388 (online version)

CAENORHABDITIS ELEGANS PREDATION ON BACILLUS ANTHRACIS: DECONTAMINATION OF SPORE CONTAMINATED SOIL WITH GERMINANTS AND NEMATODES

Schelkle B. 1, Choi Y. 2, Baillie L. W. 1, Richter W. 2, Buyuk F. 3, Celik E. 3, Wendling M. 2, Sahin M. 3, Gallagher T. 4

1 School of Pharmacy and Pharmaceutical Sciences, Cardiff University, Cardiff, UK

2 Battelle Biomedical Research Center, Columbus, OH, USA

3 Faculty of Veterinary Medicine, Department of Microbiology, University of Kafkas, Kars, Turkey, e-mail: mitats@hotmail.com

4 Avila Scientific, Christiansburg, VA, USA

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Citation for print version: Schelkle, B., Choi, Y., Baillie, L. W., Richter, W., Buyuk, F., Celik, E., Wendling, M., Sahin, M. and Gallagher, T. (2018) ‘Caenorhabditis elegans predation on Bacillus anthracis: decontamination of spore contaminated soil with germinants and nematodes’, Journal for Veterinary Medicine, Biotechnology and Biosafety, 4(2), pp. 44–45.

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Citation for online version: Schelkle, B., Choi, Y., Baillie, L. W., Richter, W., Buyuk, F., Celik, E., Wendling, M., Sahin, M. and Gallagher, T. (2018) ‘Caenorhabditis elegans predation on Bacillus anthracis: decontamination of spore contaminated soil with germinants and nematodes’, Journal for Veterinary Medicine, Biotechnology and Biosafety. [Online] 4(2), pp. 44–45. Available at: http://jvmbbs.kharkov.ua/archive/2018/volume4/issue2/oJVMBBS_2018042_044-045.pdf

Remediation of Bacillus anthracis-contaminated soil is challenging and approaches to reduce overall spore levels in environmentally contaminated soil or after intentional release of the infectious disease agent in a safe, low-cost manner are needed.

B. anthracis spores are highly resistant to biocides, but once germinated them become susceptible to traditional biocides or potentially even natural predators such as nematodes in the soil environment. Here, we describe a two-step approach to reducing B. anthracis spore load in soil during laboratory trials, whereby germinants and Caenorhabditis elegans nematodes are applied concurrently.

While the application of germinants reduced B. anthracis spore load by up to four logs depending on soil type, the addition of nematodes achieved a further log reduction in spore count. These laboratory based results suggest that the combined use of nematodes and germinants could represent a promising approach for the remediation of B. anthracis spore contaminated soil.

Keywords: anthrax, remediation, environmentally friendly, Caenorhabditis elegans N2, L-alanine, inosine