Tosh, Susan, Ph.D.

Chercheuse scientifique en biopolymères alimentaires


Coordonnées :

93, chemin Stone Ouest
Guelph, (Ontario) N1G 5C9
Téléphone : 226-217-8067
Télécopieur : 226-217-8181
Courriel : susan.tosh@agr.gc.ca

Domaines d'expertise :

  • diabète sucré
  • métabolisme
  • fibres alimentaires
  • méthodologie
  • rhéologie
  • microstructure des aliments
  • pentosanes
  • bêta-glucane
  • autres glucides
  • protéines de la nourriture
  • propriétés fonctionnelles
  • troubles lipidiques et maladies cardio-vasculaires
  • arabinoxylan
  • obésité
  • polysaccharides
  • monosaccharides
  • qualité de nutrition
  • texture des aliments

Projets en cours :

  • Fonctionnalité et bienfaits pour la santé des polysaccharides des céréales et des fibres alimentaires

Affiliations :

  • Professeure extraordinaire (études supérieures), Université de Guelph
  • Dietary Fibre Committee, American Association of Cereal Chemists International
  • Comité des constituants des légumineuses à grains, Pulse Canada

Publications de recherche :

Les liens ci-dessous mènent aux résumés avec accès au texte intégral.

2014

  • Gamel, T.H., Abdel-Aal, E-S.M., Ames, N.P., Duss, R., et Tosh, S.M. (2014). « Enzymatic extraction of beta-glucan from oat bran cereals and oat crackers and optimization of viscosity measurement. », Journal of Cereal Science, 59(1), p. 33-40. doi : 10.1016/j.jcs.2013.10.011

2013

2012

2011

2010

2009

Autres publications relatives à la science :

2013

  • Ames, N.P. et Tosh, S.M. (2013). « Effect of processing on physicochemical properties and efficacy of oat and barley beta-glucan. », 2013 International Annual Meeting of the American Association of Cereal Chemists (AACC), Albuquerque, NM, USA, September 29-October 2, 2013, Published in: Supplement Cereal Food World, 58(4) A52-S. (Résumé)
  • Tosh, S.M. (2013). « Effects of oats on carbohydrate metabolism. », dans Chu, Y.-F. (dir.) - Oat Nutrition and Technology, Wiley - Blackwell, p. 273-290.
  • Tosh, S.M., Farnworth, E.R., Brummer, Y., Duncan, A.M., Wright, A.J., Boye, J.I., Marcotte, M., et Benali, M. (2013). « Nutritional profile and carbohydrate characterization of spray-dried lentil, pea and chickpea ingredients. », Foods: Bioactives, Processing, Quality and Nutrition, April 10-12, 2013, Http://sciforum.net/conf/bpqn2013. (Electronic Conference). Published online: http://sciforum.net/user/submission/1184. (Résumé)
  • Tosh, S.M., Farnworth, E.R., Brummer, Y., Duncan, A.M., Wright, A.J., Boye, J.I., Marcotte, M., et Benali, M. (2013). « Nutritional profile and carbohydrate characterization of spray-dried lentil, pea and chickpea ingredients. », Foods: Bioactives, Processing, Quality and Nutrition, April 10-12, 2013. (Résumé)
  • Wang, Y., Thandapilly, S.J., Harding, S.V., Tosh, S.M., Jones, P.J.H., et Ames, N.P. (2013). « Barley β-Glucan Consumption Decreases Serum Cholesterol Levels and Increases 7 alpha-Hydroxy-4-Cholesten-3-One Levels in Moderately Hypercholesterolemic Adults. », Experimental Biology 2013, Boston, MA, USA, April 20-24, 2013.

2012

  • Abbasi, N., Purslow, P., Bakovic, M., Tosh, S.M., et Singh, R. (2012). « Understanding the mechanism responsible for lowering blood glucose modulation by oat beta glucan. », Canadian Institute of Food Science and Technology 50th National Conference (CIFST), Niagara Falls, ON, Canada, May 27 – 29, 2012, https://secure.cifst.ca/default.asp?id=1250.
  • Gamel, T.H., Badali, K., et Tosh, S.M. (2012). « Changes of β-glucan physiochemical characteristics in frozen oat bread and porridge. », Canadian Institute of Food Science and Technology 50th National Conference (CIFST), Niagara Falls, ON, Canada, May 27 – 29, 2012, https://secure.cifst.ca/default.asp?id=1252.
  • Gamel, T.H., Tosh, S.M., Abdel-Aal, E-S.M., et Ames, N.P. (2012). « Impact of digestive enzymes on the optimization of in vitro digestion and beta glucan viscosity measurement using Rapid Visco Analyzer. », 2012 International Annual Meeting of the American Association of Cereal Chemists (AACC), Hollywood, FL, USA, September 30-October 3, 2012, Published in: Supplement Cereal Food World, 57(4) A46. (Résumé)
  • Sharafbafi, N., Tosh, S.M., et Corredig, M. (2012). « Shear Stabilized Micro-Phase -Separated Dairy Gels Containing Nutritionally Significant Concentrations of Oat b-glucan », Journal of Dairy Science (JDS), 95(Supplement 2), p. 171. (Résumé)
  • Tosh, S.M. (2012). « An overview of beta glucans. », 2012 International Annual Meeting of the American Association of Cereal Chemists (AACC), Hollywood, FL, USA, September 30-October 3, 2012, Published in: Supplement Cereal Food World, 57(4) A13. (Résumé)
  • Tosh, S.M. (2012). « Food processing effects on glycemic response. », 2012 International Annual Meeting of the American Association of Cereal Chemists (AACC), Hollywood, FL, USA, September 30-October 3, 2012, Published in: Supplement Cereal Food World, 57(4) A7. (Résumé)
  • Tosh, S.M. (2012). « Systematic review of evidence that oat and barley soluble fibre lower post-prandial blood glucose. »,
  • Tosh, S.M. et Yada, S. (2012). « Dietary fibres from pulse flours and fractions: characteristics and applications. », 9th Canadian Pulse Research Workshop, Niagara Falls Marriott Gateway, Niagara Falls, ON, Canada, November 6-12, 2012. (Résumé)
  • Vatandoust, A., Ragaee, S.M., Tosh, S.M., et Seetharaman, K. (2012). « Effect of bread dough storage conditions on the properties of β-glucans extracted from bread under in vitro conditions. », 2012 International Annual Meeting of the American Association of Cereal Chemists (AACC), Hollywood, FL, USA, September 30-October 3, 2012, Published in: Supplement Cereal Food World, 57(4) A75. (Résumé)

2011

  • Ames, N.P., Storsley, J., Gamel, T.H., et Tosh, S.M. (2011). « Validating the health benefits of barley foods: Effect of processing on physiological properties of beta-glucan in test foods. », Cereal Foods World, 56(4, Suppl.), p. A28. (Résumé)
  • Gamel, T.H. et Tosh, S.M. (2011). « A New Approach to β–Glucan Viscosity Measurement and potential health benefits. », AAFC Guelph Food Research Centre, Guelph, ON, Canada, October 14, 2011. (Présentation)
  • Gamel, T.H. et Tosh, S.M. (2011). « Measurement of beta-glucan viscosity using Rapid Visco Analyzer (RVA). », Cereal Foods World, 56(4, Suppl.), p. A72.
  • Mei, G.-Y., Carey, C.M., Tosh, S.M., et Kostrzynska, M. (2011). « Development of novel synbiotic preparations. », 9th Annual OMAFRA Food Safety Research Forum, Guelph, ON, Canada, May 5, 2011.
  • Tosh, S.M. (2011). « Agriculture and Agri-Food Canada: Food and Nutrition Research. », National 4-H Conference Science and Technology Symposium, Toronto Airport Marriott Hotel, Toronto, ON, Canada, November 3, 2011. (Présentation)
  • Tosh, S.M. (2011). « Dose response studies supporting health claims that oat and barley β-glucans lower serum cholesterol levels: Effects of viscosity on cholesterol trafficking. », AAFC Guelph Food Research Centre, Guelph, ON, Canada, March 10, 2011. (Présentation)
  • Tosh, S.M. (2011). « Evidence that oat and barley soluble fibre lower post-prandial glucose. », AAFC Guelph Food Research Centre, Guelph, ON, Canada, December 8, 2011. (Présentation)
  • Tosh, S.M. (2011). « Mechanisms of Action of Oat β-Glucan in Lowering Blood Glucose and Cholesterol. », Central Experimental Farm, Neatby Building, Ottawa, ON, Canada, June 28, 2011. (Présentation)
  • Tosh, S.M. (2011). « Oat β-Glucan and Health Benefits: The Viscosity Story. », AAFC Guelph Food Research Centre, Guelph, ON, Canada, March 14, 2011. (Présentation)
  • Vatandoust, A., Ragaee, S.M., Tosh, S.M., et Seetharaman, K. (2011). « ß-Glucan degradation by endogenous enzymes in wheat flour doughs with different moisture contents. », 2011 ASA-CSSA-SSSA International Annual Meeting: Fundamental for life: soil, crop and environmental sciences, San Antonio, TX, USA, October 16-19, 2011, Published in: Cereal Foods World, 56:A6. (Affiche)

2010

  • Kostrzynska, M., Mei, G.-Y., Carey, C.M., Tosh, S.M., et Young, C.A. (2010). « Utilization of dietary fibres by probiotic lactic acid bacteria. », 2010 Canadian Institute of Food Science & Technology (CIFST) and AAFC Conference, Fairmont Winnipeg Hotel, Winnipeg, MB, Canada, May 30-June 1, 2010. (Affiche)
  • Tosh, S.M. (2010). « Oat Beta-Glucan and Health Benefits: the viscosity story. », 5th European Oat Conference, Ystad Saltsjobad Hotel, Ystad, Sweden, September 1-4, 2010. (Présentation)
  • Tosh, S.M. et Yada, S. (2010). « Characterization, Functional Attributes, and Applications of Dietary Fibres from Pulse Flours and Fractions. », 2010 Canadian Institute of Food Science & Technology (CIFST) and AAFC Conference: "Safe and Healthy Food: Harvesting the Science, Fairmont Winnipeg Hotel, Winnipeg, MB, Canada, May 30-June 1, 2010. (Présentation)
  • Tosh, S.M., Miller, S.S., Duss, R., et Wood, P.J. (2010). « Physical properties and microstructure of oat bran cereals processed to achieve a range of beta-glucan molecular weights. », 2010 International Annual Meeting of the American Association of Cereal Chemists (AACC), Savannah Convention Center, Savannah, GA, USA, October 24-27, 2010, publié dedans Cereal Foods World 55: A31. (Présentation)
  • Tosh, S.M., Wolever, T.M.S., Duss, R., et Wood, P.J. (2010). « The Viscosity Effect: Oat bran cereals which provide different viscosities differ in their capacity to serum lower LDL-cholesterol. », 9th Vahouny Fiber Symposium, Marriot Bethesda North, Bethesda, MD, USA, June 8-11, 2010. (Présentation)
  • Vatandoust, A., Ragaee, S.M., Wood, P.J., Tosh, S.M., et Seetharaman, K. (2010). « Endogenous β-glucanase activity in selected Ontario wheats. », 2010 International Annual Meeting of the American Association of Cereal Chemists (AACC), Savannah Convention Center, Savannah, GA, USA, October 24-27, 2010, publié dedans Cereal Foods World 55: A31. (Présentation)
  • Wolever, T.M.S., Tosh, S.M., Duss, R., Brand-Miller, J.C., et Wood, P.J. (2010). « Reply to J Chen et al (Letter to Editor). », American Journal of Clinical Nutrition, 92(6), p. 1539-1540.
  • Wolever, T.M.S., Tosh, S.M., Gibbs, A.L., Brand-Miller, J.C., Duncan, A.M., Hart, V.A., Lamarche, B., Thomson, B.A., Duss, R., et Wood, P.J. (2010). « Physico-chemical properties of oat β-glucan influence its LDL cholesterol lowering effect in humans. », Federation of American Societies for Experimental Biology (FASEB), Anaheim Convention Centre, Anaheim, CA, USA, April 24-28, 2010. (Présentation)
  • Wood, P.J., Tosh, S.M., Duss, R., et Wolever, T.M.S. (2010). « Relationships between solubility and molecular weight of oat β-glucan and cholesterol lowering effect. », 2010 International Annual Meeting of the American Association of Cereal Chemists (AACC), Savannah Convention Center, Savannah, GA, USA, October 24-27, 2010, publié dedans Cereal Foods World 55: A16. (Présentation)