Gruber, Margie, Ph.D.

Research Scientist


Contact Information:

107 Science Place
Saskatoon, Saskatchewan S7N 0X2
Telephone: 306-385-9425
Fax: 306-385-9482
Email: margie.gruber@agr.gc.ca

Areas of Expertise:

  • functional genomics and biotechnology of secondary metabolism and plant trichomes
  • enhancement of insect resistance and quality in canola
  • enhancement of forage quality in alfalfa
  • salinity tolerance mechanisms
  • Arabidopsis, Brassicaceae, Medicago
  • Canadian Cellulosic Biofuel Network

Current Projects:

  • Molecular resources and novel germplasm for improving oilseed/forage quality and environmental sustainability

Research Publications:

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

2012

2011

2010

2009

Other Science Related Publications:

2014

  • Gruber, M.Y., Hannoufa, A., Aung, B., Wang, Y., Amyot, L., Yu, M., and Wei, S. (2014). "miR156 is a Key to Improving Biomass Yield in Alfalfa.", 2014 Plant and Animal Genomics Conference, San Diego, CA, USA. (Presentation)
  • Hannoufa, A., Aung, B., Wang, Y., Amyot, L., Wei, S., and Gruber, M.Y. (2014). "MicroRNA156 regulates yield in Arabidopsis and alfalfa.", Keystone Stone Symposium: RNA Silencing, Seattle WA, USA. (Poster)

2013

  • Aung, A., Gruber, M.Y., Amyot, L., Keyghobadi, N., and Hannoufa, A. (2013). "Functional characterization of microRNA156 in Medicago sativa.", Biology Graduate Students Forum, Western University, London, ON, Canada, October 19, 2013. (Presentation)
  • Aung, B., Gruber, M.Y., Amyot, L., Keyghobadi, N., and Hannoufa, A. (2013). "Overexpression of microRNA156 leads to enhanced forage yield in alfalfa.", 2013 Eastern Regional Meeting of the Canadian Society of Plant Biologists, Mississauga, ON, Canada, December 6-7, 2013. (Presentation)
  • Hannoufa, A. and Gruber, M.Y. (2013). "MicroRNA156-SPL gene network regulates biomass yield in alfalfa.", Forage Genetics International, London, ON, Canada, September 19, 2013. (Presentation)
  • Hannoufa, A., Yu, B., Gruber, M.Y., Reynolds, B.L., Haughn, G.W., and Gilchrist, E.J. (2013). "Enhancing the carotenoid profile of canola seeds.", 2013 Annual Meeting of the Canadian Society of Plant Biologists, Quebec City, QC, Canada, June 26-28, 2013. (Presentation)

2012

  • Gruber, M.Y., Wei, S., Li, X., Yu, B., Kadoor, R., Mahmoudi, H., Ben Salah, I., Yu, M., Holowachuk, J., Nayidu, N., Taheri, A., Bonham-Smith, P.C., and Hannoufa, A. (2012). "New Mechanisms and Applications for Plant Secondary Metabolites and non-glandular Trichomes.", Plant Canada 2012 (joint meeting of the Canadian Society of Agronomy (CSA), Canadian Society for Horticultural Science (CSHS), Certified Crop Advisors (CCA), North American Fruit Explorers (NAFEX)): Adapting Crops to Change, University of Saskatchewan, Saskatoon, SK, Canada, July 16-19, 2012.
  • Hannoufa, A., Wang, Y., Gruber, M.Y., Wei, S., and Amyot, L. (2012). "MicroRNA156 regulates secondary metabolism and plant architecture.", 8th International Symposium on Biocatalysis and Agricultural Biotechnology, Sanoma Valley, CA, USA, October 28-31, 2012.
  • Lakshminarayan, S., Wei, S., Gruber, M.Y., Bernards, M.A., Tian, L.-N., Qubbaj, T., and Hannoufa, A. (2012). "Role of carotenoid cleavage dioxygenases in volatile emissions and insect resistance in Arabidopsis.", 3rd Annual Biology Graduate Research Forum 2012, University of Western Ontario, London, ON, Canada, October 20, 2012.
  • Lakshminarayan, S., Wei, S., Gruber, M.Y., Bernards, M.A., Tian, L.-N., Qubbaj, T., and Hannoufa, A. (2012). "Role of carotenoid cleavage dioxygenases in volatile emissions and insect resistance in Arabidopsis.", Canadian Society of Plant Biologists (CSPB) Eastern Regional Meeting and Plant Development Workshop, Wilfrid Laurier University, Waterloo, ON, Canada, November 30- December 1, 2012.
  • Lakshminarayan, S., Wei, S., Gruber, M.Y., Bernards, M.A., and Hannoufa, A. (2012). "Role of Carotenoid Cleavage Dioxygenases in Volatile Emissions and Insect Resistance in Arabidopsis thaliana .", 51st Phytochemical Society of North America (PSNA) Annual Meeting, University of Western Ontario, London, ON, Canada, August 11-15, 2012.
  • Li, X., Gruber, M.Y., Falk, K.C., and Westcott, N.D. (2012). "Phytoremediation capacity of brown-seeded and yellow-seeded Brassica carinata.", in Anjum, N.A., Pereira, M.E., Ahmad, I., Duarte, A.C., Umar S., and Khan, N.A. (eds.) - Phytotechnologies: Remediation of Environmental Contaminants, CRC Press Taylor & Francis.

2011

  • Alahakoon, U.I., Bonham-Smith, P.C., and Gruber, M.Y. (2011). "New Hairy Canola line and its potential for resistance to Phyllotreta flea beetles.", Plant Canada 2011, Saint Mary’s University, Halifax, NS, Canada, July 17-21, 2011, CSA-S16, pp. 200.
  • Alahakoon, U.I., Gruber, M.Y., and Bonham-Smith, P.C. (2011). "A new hairy canola line and its potential for resistance to crucifer flea beetles.", University of Saskatchewan, Saskatchewan, SK, Canada, October 21, 2011. (Presentation)
  • Gruber, M.Y. (2011). "Hairy Canola - Flea Beetle’s Downfall.", Gardenscape, Entomological Society of Saskatchewan booth, Saskatoon, SK, Canada, March 25, 2011. (Presentation)
  • Gruber, M.Y. (2011). "Hairy Canola - Flea Beetle’s Downfall.", Western Canadian Crop Production Show, Exhibition Centre, Saskatoon, SK, Canada, January 11, 2011. (Presentation)
  • Gruber, M.Y. and Soroka, J.J. (2011). "Hairy Canola Meets the Crucifer Flea Beetle.", published by Agriculture and Agri-Food Canada (AAFC)/Agriculture et Agroalimentaire Canada (AAC).
  • Gruber, M.Y., Li, X., Gao, P., Cui, D., Yu, M., Nayidu, N., Alahakoon, U.I., Wei, S., Yu, B., Holowachuk, J., Bonham-Smith, P.C., Regan, S., Hannoufa, A., Hossein, Z., and Parkin, I.A.P. (2011). "Unravelling Mysteries in the Regulation of Plant Secondary Metabolites and Non-glandular Trichomes: New Mechanisms and Crop Applications.", 50th Anniversary Meeting of the Phytochemical Society of North America, Fairmont Orchid Hotel and HILO Conference Centre, Kohala Coast, Big Island, HI, USA, December 10-15, 2011. (Presentation)
  • Hannoufa, A., Wei, S., Gruber, M.Y., Khachatourians, G.G., Wang, Y., Hegedus, D.D., and Parkin, I.A.P. (2011). "MicroRNA156: A new player in regulating carotenoid accumulation in plants.", Canadian Society of Plant Physiologists Eastern Regional Meeting & Plant Development Workshop / Congrès de la Société Canadienne de Physiologie Végétale & Congrès de Développement Végétale (Congrès Régional de l’Est), Carleton University, Ottawa, ON, Canada, December 2-3, 2011, SB-1, pp. 17.
  • Nayidu, N., Li, X., and Gruber, M.Y. (2011). "Study of Brassica villosa trichomes and trichome-related genes.", Canadian Society of Plant Biologists CSPB) Conference (with Plant Canada 2011), Halifax, NS, Canada, July 17-21, 2011. (Poster)
  • Nayidu, N., Li, X., and Gruber, M.Y. (2011). "Study of Brassica villosa trichomes and trichome-related genes.", St. Mary’s University, Halifax, NS, Canada, July 8-11, 2011. (Poster)

2010

  • Bittman, S. and Gruber, M.Y. (2010). "Cellulosic Biofuel Crop production and nutrient cycling: Activities and some preliminary results.", Cellulosic Biofuel Network (CBN) 2nd Annual General Meeting, Ottawa Marriott Hotel, Ottawa, ON, Canada, March 11-12, 2010, Poster #28, pp. 31. (Poster)
  • Gruber, M.Y. (2010). "Biomass Enhancement: Research in the Canadian Cellulosic Biofuel Network.", Cellulosic Biofuel Network (CBN) 2nd Annual General Meeting, Ottawa Marriott Hotel, Ottawa, ON, Canada, March 11-12, 2010, Poster #8, pp. 21. (Poster)
  • Gruber, M.Y. (2010). "Biomass Production: Research in the Canadian Cellulosic Biofuel Network.", Cellulosic Biofuel Network (CBN) 2nd Annual General Meeting, Ottawa Marriott Hotel, Ottawa, ON, Canada, March 11-12, 2010, Poster #9, pp. 21. (Poster)
  • Gruber, M.Y. (2010). "Physico-chemical pre-treatment and composition of Biomass in the Canadian Cellulosic Biofuel Network.", Cellulosic Biofuel Network (CBN) 2nd Annual General Meeting, Ottawa Marriott Hotel, Ottawa, ON, Canada, March 11-12, 2010, Poster #10, pp. 22. (Poster)
  • Gruber, M.Y. (2010). "Trichome modulation leads to flea beetle resistance in Brassica napus." (Presentation)
  • Li, X.L., Holowachuk, J., Murthy, R.K., Bouatra, S., Sinelnikov, I., Mandal, R., Wishart, D.S., Westcott, N.D., and Gruber, M.Y. (2010). "Tolerance of ethiopian mustard to sodium sulphate salinity.", Cellulosic Biofuel Network (CBN) 2nd Annual General Meeting, Ottawa Marriott Hotel, Ottawa, ON, Canada, March 11-12, 2010, Poster #29, pp. 31. (Poster)
  • Nayidu, N., Li, X., and Gruber, M.Y. (2010). "Phytochemical Analysis of Brassica villosa trichomes.", 10th Agricultural Biotechnology International Conference (ABIC), Saskatoon, SK, Canada, September 12-15, 2010, pp. 32. (Poster)
  • Nayidu, N., Li, X., and Gruber, M.Y. (2010). "Phytochemical and Transcriptome Analysis ofB. villosa vs B. napus.", 17th Crucifer Genetics Workshop Brassica, Saskatoon, SK, Canada, September 5-8, 2010, pp. 99. (Poster)
  • Papadopoulos, Y.A., Glover, K., Gruber, M.Y., Fillmore, S.A.E., and Thomas, B. (2010). "The evaluation of newly developed Alfalfa varieties for adaptability under fall and spring waterlogging.", Cellulosic Biofuel Network (CBN) 2nd Annual General Meeting, Ottawa Marriott Hotel, Ottawa, ON, Canada, March 11-12, 2010, Poster #27, pp. 30. (Poster)

2009

  • Gruber, M.Y. and Ray, H. (2009). "Novel regulatory genes involved in condensed tannin synthesis in plants.", USA Patent 7531717, May 12, 2009. (Patent)
  • Gruber, M.Y., Ray, H., and Westcott, N.D. (2009). "Regulation of flavonoid expression in alfalfa using maize regulatory genes.", USA Patent 7521600, April 21, 2009. (Patent)
  • Zhou, R., Tsang, E., Fu, Y.B., and Gruber, M.Y. (2009). "Rapid determination of S-Adenosylmethionine and S-Adenosylhomocysteine in plant tissues by UPLC-Tandem Mass Spectrometry.", 5th International Conference of the Metabolomics Society, Crowne Plaza Chateau Lacombe, Edmonton, AB, Canada, August 30-September 2, 2009. (Poster)