Diarra, Moussa, Ph.D.

Research Scientist


Contact Information:

93 Stone Road West
Guelph, Ontario N1G 5C9
Telephone: 226-217-8070
Fax: 226-217-8183
Email: Moussa.Diarra@agr.gc.ca

Areas of Expertise:

  • poultry
  • cattle
  • on farm food safety - microbiology
  • infectious diseases (bacterial)
  • pathogenesis of foodborne bacteria
  • antibiotic resistance
  • alternatives to antibiotics

Current Projects:

  • Promoting food safety, animal health, animal welfare, environmental quality, and sustainability of beef production by developing management approaches focusing on enhancement of immunity and understanding the interactions of bacteria with their hosts
  • Effects of the use of growth promoters on the hypermutability and antibiotic resistance of Escherichia coli 0157; molecular basis of hypermutability
  • Assessment and management of bacterial contaminants carried in animal productions and their environment. [SAGES]
  • Impact of antimicrobial agents used as growth promoters on the antimicrobial resistance profiles of the intestinal bacterial flora of broiler chickens
  • Effect of cranberry extract against foodborne bacterial pathogens and on the immune responses of broiler chickens
  • Prevalence of Escherichia fergusonni in broilers

Affiliations:

  • Adjunct professor, Faculty of Land and Food Systems, Food Science, University of British Columbia
  • Adjunct professor, Faculty of Science, Biology, University of Sherbrooke
  • Member of Editorial Board of the Journal of Food Protection
  • Member of Canadian Bovine Mastitis Research Network

Research Publications:

The links below lead to abstracts with access to full text.

2016

2015

2014

2013

2012

2011

2010

2009

Other Science Related Publications:

2015

  • Chakravarty, B., Yin, X., Lepp, D., Gagnon, N., Auffret, M., Talbot, G., and Diarra, M.S. (2015). "Antibiotic-susceptibility and genome analysis of Acinetobacter baumannii isolated from dairy cattle manures.", Guelph Food Safety Seminar Series - Food Safety: Compliance to Commitment (GFSS 11th Annual Symposium), Guelph, Ontario, Canada, October 21, 2015. (Poster)
  • Diarra, M.S. (2015). "Virulence and Antibiotic Resistance in Enterococci Associated with Poultry.", Seminar series, Guelph Food Research Center, Guelph, ON, Canada, May 7, 2015. (Presentation)
  • Diarra, M.S. (2015). Media oral interviews Goldenwest Radio, MB, Canada: Dec. 23, 2015.
  • Diarra, M.S. (2015). Media oral interviews by CBC Saskatchewan Radio, Saskatoon, SK, Canada: Dec. 22, 2015.
  • Diarra, M.S. (2015). Media oral interviews by Jeff Carter, freelance agricultural journalist in southwestern ON: Dec. 17, 2015.
  • Diarra, M.S. (2015). The Cranberry Story (AAFC Science and Innovation website: http://www.agr.gc.ca/eng/news/science-of-agricultural-innovation/cranberries-may-boost-broiler-chicken-immunity/?id=1450194591679(). (Report)
  • Diarra, M.S., Delaquis, P.J., Topp, E., McCallum, J.L., Ehret, D.L., Malouin, F., Gong, J., Brar, S.K., and Ross, K.A. (2015). Fruit Pomaces to Improve Immunity and Health of Organic Chickens. Project ID: AIP-CL02 – Organic Science Cluster II; Research Project Annual Report 2014-2015. AIP-CL02 – Organic Science Cluster II. (Report)
  • Diarra, M.S., Masson, L., and Aslam, M. (2015). "Antimicrobial Resistance and Virulence Genes of Extraintestinal Pathogenic Escherichia coli (ExPEC) Isolates from Retail poultry meats.", 2015 International Association of Food Protection (IAFP), Portland, Oregon, USA, July 25-28, 2015. (Abstract)
  • Gong, J., Wang, Q., and Diarra, M.S. (2015). "The potential of essential oils in controlling necrotic enteritis: Can encapsulation help?", 1st International Conference on Necrotic Enteritis in Poultry, Copenhagen, Denmark, June 10-12, 2015. (Abstract)
  • Islam, M.R., Lepp, D., Yin, X., Ross, K.A., Delaquis, P.J., Erhet, D., and Diarra, M.S. (2015). "Gut Microbiota of Organic Broiler Chickens Fed with or without Blueberry Pomace", Guelph Food Safety Seminar Series - Food Safety: Compliance to Commitment (GFSS 11th Annual Symposium), Guelph, Ontario, Canada, October 22, 2015, Poster presentation. (Abstract)
  • Islam, R., Yin, X., Lepp, D., Topp, E., and Diarra, M.S. (2015). "Comparative genomics of Escherichia coli isolated from soil fertilized with litter of chicken fed with or without tetracycline.", 2015 International Association of Food Protection (IAFP), Portland, Oregon, USA, July 25-28, 2015. (Abstract)
  • Talbot, G., Yin, X., Service, C., Ziebell, K.A., Gagnon, N., Auffret, M., Topp, E., and Diarra, M.S. (2015). "Characterization of ceftiofur-resistant Escherichia coli isolated from dairy cattle manures.", 65th Annual Canadian Society of Microbiologists Annual Conference, University of Regina, Regina, Saskatchewan, Canada, June 15-18, 2015, AE37. (Poster)

2014

  • Block, G.S., Robertson, M.C., and Diarra, M.S. (2014). "Antibacterial activities of copper-based biocides against multidrug resistant Salmonella enterica serovars.", 54th Annual Interscience Conference on Antimicrobial Agents and Chemotherapy (ICAAC) of American Society for Microbiology, Washington DC, USA, September 5-9, 2014, Publish-only #766.
  • Diarra, M.S., Diarrassouba, F., Proudfoot, J., Rempel, H., Topp, E., and Prichard, J. (2014). "Fate of antibiotic resistant enterococci during broiler chicken production.", 54th Annual Interscience Conference on Antimicrobial Agents and Chemotherapy (ICAAC) of American Society for Microbiology, Washington DC, USA, September 5-9, 2014.
  • Ko, K., Ying, X., Ng, A., Rempel, H., McCormick, L., Gagnon, N., Auffret, M., Talbot, G., and Diarra, M.S. (2014). "Antibiotic resistance and pathogenic bacteria from dairy cow manure.", Guelph Food Safety Seminar Series - Food Safety: Compliance to Commitment (GFSS 11th Annual Symposium), Guelph, Ontario, Canada, October 22, 2014, Award winner. (Poster)
  • Lefebvre, G., Vaillancourt Jr., R., Jacques, P., Rodrigue, S., Diarra, M.S., and Malouin, F. (2014). "Escherichia albertii, an Emerging Pathogen, Isolated From a Commercial Poultry Farm in Canada.", 7th Congres of the Centre de Recherche en Infectiologie Porcine (CRIPA), Saint-Hyacinthe, Québec, Canada, June 3-4, 2014.
  • Lefebvre, G., Vaillancourt Jr., R., Jacques, P., Rodrigue, S., Diarra, M.S., and Malouin, F. (2014). "MMRS-related genes in hypermutable Escherichia coli strains.", 24th European Congress of Clinical Microbiology and Infectious Diseases (ECCMID), Barcelona, Spain, May 10-13, 2014.

2013

  • Aslam, M., Weese, J.S., Diarra, M.S., Reid-Smith, R., and Deckert, A. (2013). Prevalence and characterization of methicillin-resistant Staphylococcus aureus isolated from commercial pork processing plant. Final report to ALMA on project 2010F018R. (Report)
  • Diarra, M.S. (2013). The use of mineral-based biocide products to control bacteria during broiler chicken processing. Research Report presented to Ocion Water Sciences Group, Ltd. (Report)
  • Fatima, M., Allen, K.J., Cheng, K.M.-T., Malouin, F., and Diarra, M.S. (2013). "Potential role of the bacterial second messenger 3’, 5’ Cyclic Digyuanylic Acid (c-di-GMP) as an alternative to antibiotics in broiler chicken.", First Annual Land and Food Systems Graduate Student Conference, Vancouver, BC, Canada, November 7, 2013.
  • Fung, S., Rempel, H., Block, G.S., Chen, W., Janzen, T., Lewis, C.T., Zhang, N., El-Kayssi, N., Bilkhu, S., Hambleton, S., Amoako, K.K., Lévesque, C.A., Bach, S.J., Delaquis, P.J., and Diarra, M.S. (2013). "Bacillus species across Canada's agriculture environment: an ecological perspective.", International conference on Bacillus antracis, B. cereus, and B. thurengiensis, Victoria, BC, Canada, September 1-5, 2013, Abstract. (Poster)
  • Fung, S., Rempel, H., Forgetta, V., Dewar, K., Topp, E., and Diarra, M.S. (2013). "Ceca Microbiome of Mature Broiler Chickens Fed with or without Salinomycin.", Keystone Symposia: The Gut Microbiome: The Effector/Regulatory Immune Network (B3), Taos, New Mexico, USA, February 10-15, 2013.
  • Fung, S., Rempel, H., Forgetta, V., Dewar, K., Topp, E., and Diarra, M.S. (2013). "Ceca Microbiome of Mature Broiler Chickens Fed with or without Salinomycin.", Keystone Symposium: The Gut Microbiome: The Effector/Regulatory Immune Network (B3), Taos, NM, USA, February 10-15, 2013.
  • Goubé, M.A., Diarra, M.S., and Fliss, I. (2013). "Potentiel antimicrobien d’extrait de canneberge contre Salmonella", La 4e rencontre annuelle de l'Association québécoise pour l'innocuité alimentaire (AQIA): La gestion de la qualité, un défi récurrent, Lévis, Quebec, Canada, 19 septembre 2013, Award winner. (Poster)
  • Lewis, C.T., Chen, W., Zhang, N., El-Kayssi, N., Fung, S., Diarra, M.S., Bilkhu, S., Hambleton, S., and Lévesque, C.A. (2013). "Developing an integrated bioinformatics platform to support real-time monitoring of agricultural environments.", 21st Annual Conference of Intelligent Systems for Molecular Biology (ISMB) and European Conference on Computational Biology (ECCB), Berlin, Germany, July 19-23, 2013.
  • Mehdi, T., Narvaez-Bravo, C., Weese, J.S., Deckert, A., Smith, R.R., Diarra, M.S., and Aslam, M. (2013). "Prevalence and Characterization of Methicillin-Resistant Staphylococcus aureus Isolated from Commercial Pork Processing Plants in Alberta, Canada.", Annual meeting of International Association for Food Protection, Charlotte, North Carolina, USA, July 28-31, 2013. (Poster)
  • Mehdi, T., Narvaez-Bravo, C., Weese, J.S., Diarra, M.S., Deckert, A., Reid-Smith, R., and Aslam, M.N. (2013). "Prevalence and characterization of methicillin-resistant Staphylococcus aureus isolated from commercial pork processing plants in Alberta, Canada.", 102nd IAFP Meeting, Charlotte, North Carolina, USA, July 28-31, 2013.
  • Simmons, K., Rempel, H., Block, G.S., Delaquis, P.J., Topp, E., and Diarra, M.S. (2013). "Identification and prevalence of Escherichia fergusonii in broiler chickens.", 58th Annual Meeting of the International Association of Food Protection (IAFP 2013), Charlotte Convention Center, Charlotte, NC, USA, July 28-31, 2013.
  • Simmons, K., Rempel, H., Block, G.S., Delaquis, P.J., Topp, E., and Diarra, M.S. (2013). "Identification and prevalence of Escherichia fergusonii in broiler chickens.", 102nd IAFP Meeting, Charlotte, North Carolina, USA, July 28-31, 2013.
  • Simmons, K., Rempel, H., Block, G.S., Topp, E., and Diarra, M.S. (2013). "Antimicrobial resistance in Escherichia fergusonii isolated from commercial broiler chickens.", 53rd Annual Interscience Conference on Antimicrobial Agents and Chemotherapy (ICAAC) of American Society for Microbiology, Denver, Colorado, USA, September 10-13, 2013, #1561. (Poster)
  • Topp, E., Lanthier, M., Diarra, M.S., Delaquis, P.J., Bach, S.J., McAllister, T.A., Sharma, R., Inglis, G.D., Masse, D., Bezanson, G.S., Bittman, S., Talbot, G., Masse, L., Brassard, J., Houde, A., Jones, T.H., Lapen, D.R., van Bochove, É., Gannon, V.P.J., Pintar, K.D.M., Masson, L., Neumann, N.F., and Koning, W. (2013). Assessment and management of on-farm fate of microbial and chemical contaminants carried in human and animal wastes used as organic fertilizers. Final Report SAGES #1462. (Report)
  • Yang, Y., Wang, Q., Gong, J., Diarra, M.S., Yu, H.H., and Qian, G.T. (2013). "Evaluation of the antibacterial capacity of novel essential oil microcapsules against Clostridium perfringens.", Guelph Food Safety Seminar Series - Food Safety: Compliance to Commitment (GFSS 10th Annual Symposium), Guelph, Ontario, Canada, October 23, 2013. (Poster)

2012

  • Aslam, M., Diarra, M.S., and Masson, L. (2012). "Characterization of antimicrobial resistance and virulence genes in Enterococcus faecalis isolated from a pork processing plant.", 101st Annual Meeting of the International Association of Food Protection (IAFP 2012), Rhode Island Convention Center, Providence, RI, USA, July 22-25, 2012, (Poster ID# 2317. (Poster)
  • Côté-Gravel, J., Ster, C., Allard, M., Gagnon, S., Boulanger, S., Mulhbacher, J., Lafontaine, D.A., Scholl, D., Diarra, M.S., Lacasse, P., and Malouin, F. (2012). "Mise en évidence des gènes utilisés par Staphylococcus aureus pendant l’infection intra-mammaire et utilisation de ceux-ci comme cibles thérapeutiques: développement d’une nouvelle classe d’antibiotique et d’un vaccin contre S. aureus pour le contrôle de la mammite bovine.", Forum Technologique NOVALAIT / IDF Dairy Science and Technology Week 2012, Hôtel et Suites Le Dauphin, Drummondville, QC, Canada, May 29, 2012.
  • Diarra, M.S. (2012). "Pathogens and Antibiotic Resistance: Poultry and Bovine Production.", International Organic Inspectors Association, Agassiz, BC, Canada, February 28, 2012. (Presentation)
  • Diarra, M.S., Lai, V., Rempel, H., Bravo, C.A.N., Aslam, M., and Manges, A.R. (2012). "Characterization of extraintestinal pathogenic Escherichia coli isolated from retail poultry meats in Alberta Canada.", 101st Annual Meeting of the International Association of Food Protection (IAFP 2012), Rhode Island Convention Center, Providence, RI, USA, July 22-25, 2012, Poster ID# 2291. (Poster)
  • Diarra, M.S., Rempel, H., Bach, S.J., Harlton, C.E., Delaquis, P.J., Pritchard, J., Aslam, M.N., Leslie, M., and Topp, E. (2012). "Distribution of antibiotic resistance phenotypes and genotypes among Salmonella spp. Isolated from broiler chickens in British Columbia.", 101st Annual Meeting of the International Association of Food Protection (IAFP 2012), Rhode Island Convention Center, Providence, RI, USA, July 22-25, 2012, Poster ID# 2398. (Poster)
  • Diarra, M.S., Rempel, H., Champagne, J., Masson, L., and Topp, E. (2012). "Diversity of multiple antibiotic resistant enterococci from broiler chicken fed antimicrobial supplemented Diets.", 52nd Annual Interscience Conference on Antimicrobial Agents and Chemotherapy (ICAAC) of American Society for Microbiology, San Francisco, CA, USA, September 9-12, 2012, Poster # 1914. (Poster)
  • Vaillancourt Jr., R., Malouin, F., Rempel, H., and Diarra, M.S. (2012). "Virulence of commensal Escherichia coli isolated from healthy broiler chickens.", 112th General Meeting of American Society for Microbiology, San Francisco, CA, USA, June 15-19, 2012. (Poster)

2011

  • Diarra, M.S. (2011). "Antibiotic Resistance in Enterococcus.", University of British Colombia Guest Lecture of Course Food 523, September 30, 2011. (Presentation)
  • Diarra, M.S. (2011). "Does antibiotic-feed supplementation as growth promoter benefit animal industries?", 10th Conference of the Canadian Rural Health Research Society KEEPING IT RURAL: Health, Multiculturalism & The Rural-Urban Interface, Richmond, BC, Canada, October 20-22, 2011. (Presentation)
  • Diarra, M.S., Lai, V., Heidi, R., Service, C., Aslam, M., and Manges, A.R. (2011). "Detection of virulence genes in Escherichia coli isolated from retail poultry meats.", Canadian Meat Science Association 60th Annual Meeting / Canadian Meat Council Technical Symposium 91st Annual Conference, Halifax, NS, Canada, May 4-7, 2011.
  • Diarra, M.S., Masson, L., and Aslam, M.N. (2011). "Molecular characterization of antibiotic resistance and virulence genotype of Enterococcus faecalis isolates from different retail meats.", Annual Meeting of the International Association of Food Protection (IAFP 2011), Milwaukee, WI, USA, July 31-August 3, 2011. (Poster)
  • Diarra, M.S., Vela, J., Hilderbrand, K., Metcalfe, A., Rempel, H., Bittman, S., and Topp, E. (2011). "Antibiotic resistance of Staphylococcus xylosus isolated from broiler barn bioaerosol.", 51st Annual Conference of the Pacific Northwest International Section (PNWIS) of the Air & Waste Management Association, Harrison, BC, Canada, November 8-11, 2011, Oral presentation.
  • Yost, C.K., Diarra, M.S., and Topp, E. (2011). "Animals and human as source of fecal indicator bacteria.", in Sadowsky, M. J. and R. L. Whitman (eds.) - The Fecal Bacteria, American Society for Microbiology (ASM), Chapter 4, pp. 67-91.

2010

  • Allard, M., Ster, C., Jacob, C.L., Diarra, M.S., Lacasse, P., and Malouin, F. (2010). "Identification of Genes Expressed by Staphylococcus aureus During Bovine Mastitis for Vaccine and Drug Development.", 5th IDF Mastitis conference, Christchurch Convention Centre, Christchurch, New Zealand, March 21-24, 2010, pp. 342-347.
  • Allard, M., Ster, C., Talbot, B.G., Diarra, M.S., Scholl, D., Lacasse, P., and Malouin, F. (2010). "Evaluation of Genes Expressed by S. aureus During Bovine Mastitis as Potential Vaccine Candidates or Drug Targets.", Canadian Bovine Mastitis Research Network (CBMRN) Annual Scientific Meeting 2010, Toronto, ON, Canada, November 10-12, 2010. (Poster)
  • Aslam, M., Bohaychuk, V.M., Diarra, M.S., and Masson, L. (2010). "Characterization antimicrobial resistance in Enterococcus spp. Recovered from retail meat samples collected from Alberta.", 90th Annual Conference of the Canadian Meat Council, Fairmont Empress Victoria Conference Centre, Victoria, BC, Canada, May 5-7, 2010. (Poster)
  • Diarra, M.S. (2010). "Virulence and antibiotic resistance genes among Escherichia coli from broiler chickens: Potential emergency of zoonotic strains.", Seminar series of the Agassiz’s Pacific Agri-Food Research Center, Agassiz, BC, December 1, 2010. (Presentation)
  • Diarra, M.S., Kobylarz, M., Allard, M., Rempel, H., Brouillette, É., Lacasse, P., and Malouin, F. (2010). "In Vitro Expression of some Heme Related Genes in Staphylococcus aureus mutants.", 110th General Meeting of American Society for Microbiology (ASM2010), Town & Country Convention Center, San Diego, CA, USA, May 23-27, 2010. (Poster)
  • Diarra, M.S., Rempel, H., Leslie, M., Forge, T.A., Bittman, S., Kannangara, T., and Topp, E. (2010). "Persistence of antibiotic resistant Escherichia coli in soil fertilised with chicken litter.", 2nd American Society for Microbiology (ASM) Meeting on Antimicrobial Resistance in Zoonotic and Foodborne Pathogens in Animals, Humans and the Environment, Toronto, ON, Canada, June 8-11, 2010. (Poster)
  • Forgetta, V., Rempel, H., Dewar, K., and Diarra, M.S. (2010). "Genomic Characterization of an Escherichia coli Isolated from Broiler Chickens.", 48th Annual Meeting of Infectious Diseases Society of America (IDSA), Vancouver, BC, Canada, October 21-24, 2010.
  • Rempel, H., Champagne, J., Masson, L., Pritchard, J., Topp, E., and Diarra, M.S. (2010). "DNA-Microarray for Molecular Characterization of Enterococcus isolates from broiler chicken.", 110th General Meeting of American Society for Microbiology (ASM2010), Town & Country Convention Center, San Diego, CA, USA, May 23-27, 2010. (Poster)
  • Ster, C., Diarra, M.S., Lacasse, P., Talbot, B.G., and Malouin, F. (2010). "Cyclic Diguanylate: A New Tool for the Control of Staplylococcus aureus- induced Bovine Mastitis?", 5th IDF Mastitis conference, Christchurch Convention Centre, Christchurch, New Zealand, March 21-24, 2010, pp. 291-294.

2009

  • Allard, M., Ster, C., Talbot, B.G., Diarra, M.S., Scholl, D., Lacasse, P., and Malouin, F. (2009). "Evaluation of genes expressed by S. aureus during bovine mastitis as potential vaccine candidates or drug targets.", 2009 Annual Scientific Meeting of the Canadian Bovine Mastitis Research Network (CBMRN), Montréal, QC, Canada, October 26-28, 2009.
  • Aslam, M., Bohaychuk, V.M., Checkley, S.L., Diarra, M.S., Reid-Smith, R., and Avery, B. (2009). "Characterization of antimicrobial resistance in E. coli, enterococci and Salmonella from retail meats in Alberta.", 89th Annual Conference of the Canadian Meat Council, Fairmont Queen Elizabeth Hotel, Montréal, QC, Canada, May 6-8, 2009. (Abstract)
  • Aslam, M., Service, C., Rempel, H., and Diarra, M.S. (2009). "Analysis of Antimicrobial Resistance in Enterococcus spp. Recovered from a Commercial Beef Processing Plant.", 96th Annual Meeting of the International Association of Food Protection, Grapevine, TX, USA, July 12-15, 2009. (Abstract)
  • Blouin, J., Ster, C., Lacasse, P., Jacques, M., Malouin, F., and Diarra, M.S. (2009). "Cloning and Expression of Some Iron-Regulated Genes of Bovine Mastitis Staphylococcus aureus.", 27th Western Canadian Dairy Seminar (WCDS): Forging Ahead Through Challenging, Capri Centre, Red Deer, AB, Canada, March 10-13, 2009.
  • Delaquis, P.J., Bach, S.J., LeBlanc, D.I., Brassard, J., Houde, A., Villeneuve, S., Bezanson, G.S., Diarra, M.S., Topp, E., Blais, B., Gajadhar, A., Bisaillon, J.-R., Fazil, A.M., Gilmour, M., Mattison, K., and Bidawid, S. (2009). "A systems-based approach for the assessment of microbiological threats to the food supply.", 13th Annual Federal Food Safety and Nutrition Research Meeting (FFSNRM), Ottawa, ON, Canada, November 4-5, 2009. (Presentation)
  • Furtula, V., Diarra, M.S., Diarrassouba, F., Rempel, H., Pritchard, J., and Wrona, F. (2009). "Antimicrobial residues and resistance patterns of Escherichia coli isolated from broiler litters prior land application.", 5th International Poultry Conference, Taba, Egypt, March 10-13, 2009.
  • Malouin, F., Lefebvre, B., Pruneau, M., and Diarra, M.S. (2009). "Multiple antibiotic resistance and hypermutability in Escherichia coli O157 and Non-O157 isolates harboring atypical virulence genes.", 49th Annual Interscience Conference on Antimicrobial Agents and Chemotherapy (ICAAC) of American Society for Microbiology, San Francisco, CA, USA, September 12-15, 2009. (Poster)
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