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Wanasundara, Janitha, Ph.D.

Chercheuse scientifique

Coordonnées :

107 Science Place
Saskatoon, (Saskatchewan) S7N 0X2
Téléphone : 306-385-9455
Télécopieur : 306-385-9482
Courriel : janitha.wanasundara@agr.gc.ca

Domaines d'expertise :

  • Chimie et analyse alimentaires
  • Chimie des graines oléagineuses
  • Protéines végétales
  • Fonctionnalité des protéines
  • Science alimentaire

Projets en cours :

  • Conception de méthodes d'évaluation du bilan protéique des crucifères oléagineuses
  • Mise au point de procédés d'extraction de protéines sans allergénicité des crucifères oléagineuses
  • Étude sur les propriétés biologiques, chimiques et physico­chimiques des protéines végétales des crucifères (canola et moutardes) en vue de l'élaboration de bioproduits ayant une valeur marchande
  • Modélisation des relations structure­fonction des cruciférines et des napines à l'aide de Arabidopsis thaliana modifiée
  • Examen du potentiel protéique des légumineuses (pois ordinaire, pois chiche et lentille) pour la viande de transformation et mise au point de produits « émulsifs » de viande pour le marché des aliments végétariens (en collaboration avec les scientifiques de l'Université de la Saskatchewan)

Affiliations :

  • Professeure auxiliaire, Université de la Saskatchewan, College of Agriculture and Bioresources

Publications de recherche

2015

  • Hoogencamp, H., Kumagai, H., et Wanasundara, J.P.D. (2015). « Rice protein. », .
  • Marambe, H.K. et Wanasundara, J.P.D. (2015). « Flaxseed proteins. », dans Nadathur, S.N., Wanasundara, J.P.D. and Scanlin, L. (dir.) - Sustainable Protein Sources, Elsevier Science LTD.
  • Marambe, H.K., McIntosh, T.C., Cheng, B.F., et Wanasundara, P.K.J.P.D. (2015). « Structural stability and Sin a 1 anti-epitope antibody binding ability of yellow mustard (Sinapis alba L.) napin during industrial-scale myrosinase inactivation process. », Food & Function, 6, p. 2384-2395. doi : 10.1039/c4fo00806e
  • Nadathur, S.N., Scanlin, L., et Wanasundara, J.P.D. (2015). « Proteins in the diet – Challenges of feeding the global population. », dans Nadathur, S.N., Wanasundara, J.P.D. and Scanlin, L. (dir.) - Sustainable Protein Sources, Elsevier Science LTD., Chapitre Introductory.
  • Nadathur, S.N., Wanasundara, J.P.D., et Scanlin, L. (dirs.) (2015). Sustainable Protein Sources., USA: Elsevier Science LTD. (Livre)
  • Ouazib, M., Moussou, N, N., Oomah, B.D., Zaidi, F., et Wanasundara, P.K.J.P.D. (2015). « Effect of processing and germination on nutritional parameters and functional properties of chickpea (Cicer arietinum L.) from Algeria. », Journal of Food Legumes, 28(2), p. 35-42.
  • Pathiratne, S.M., Shand, P.J., Pickard, M.A., et Wanasundara, P.K.J.P.D. (2015). « Generating functional property variation in lentil (Lens culinaris) flour by seed micronization: Effects of seed moisture level and surface temperature. », Food Research International, 76(P1), p. 122-131. doi : 10.1016/j.foodres.2015.03.026
  • Villeneuve, S., Power, K.A., Guévremont, É., Mondor, M., Tsao, R., Wanasundara, J.P.D., Zarepoor, L., et Mercier, S. (2015). « Effect of a short-time germination process on the nutrient composition, microbial counts and bread-making potential of whole flaxseed. », Journal of Food Processing and Preservation, 39(6), p. 1574-1586. doi : 10.1111/jfpp.12385
  • Wanasundara, J.P.D., Siong, T., Alashi, A., Pudel, F., et Blanchard, C. (2015). « Canola/Rapeseed proteins - Current status. », dans Nadathur, S.N., Wanasundara, J.P.D. and Scanlin, L. (dir.) - Sustainable Protein Sources, Elsevier Science LTD.
  • Withana-Gamage, T.S., Hegedus, D.D., Qiu, X., et Wanasundara, P.K.J.P.D. (2014). « Solubility, Heat-Induced Gelation and Pepsin Susceptibility of Cruciferin Protein as Affected by Subunit Composition. », Food Biophysics, 10(2), p. 103-115. doi : 10.1007/s11483-014-9370-3

2014

  • Cheung, L.L., Wanasundara, P.K.J.P.D., et Nickerson, M.T. (2014). « The effect of pH and NaCl levels on the physicochemical and emulsifying properties of a cruciferin-rich protein isolate. », Food Biophysics, 9(2), p. 105-113. doi : 10.1007/s11483-013-9323-2
  • Cheung, L.L., Wanasundara, P.K.J.P.D., et Nickerson, M.T. (2015). « Effect of pH and NaCl on the Emulsifying Properties of a Napin Protein Isolate. », Food Biophysics, 10(1), p. 30-38. doi : 10.1007/s11483-014-9350-7
  • Marambe, H.K., McIntosh, T.C., Cheng, B.F., et Wanasundara, P.K.J.P.D. (2014). « Quantification of major 2S allergen protein of yellow mustard using anti-Sin a 1 epitope antibody. », Food Control, 44, p. 233-241. doi : 10.1016/j.foodcont.2014.03.053
  • Mupondwa, E.K., Wanasundara, P.K.J.P.D., et Li, X. (2014). « Technoeconomic and life cycle analysis of commercial production of high-value canola protein fractions and co-products using aqueous extraction technology. », 105th Annual meeting and expo of American Oil Chemists’ Society, San Antonio, USA, May 4-7, 2014, Oral presentation. (Résumé)
  • Zarepoor, L., Lu, J.T., Zhang, C., Wu, W., Lepp, D., Robinson, L.E., Wanasundara, P.K.J.P.D., Cui, S.W., Villeneuve, S., Fofana, B., Tsao, R., Wood, G.A., et Power, K.A. (2014). « Dietary flaxseed intake exacerbates acute colonic mucosal injury and inflammation induced by dextran sodium sulfate. », American Journal of Physiology: Gastrointestinal and Liver Physiology, 306(12), p. G1042-G1055. doi : 10.1152/ajpgi.00253.2013

2013

  • Marambe, H.K., Shand, P.J., et Wanasundara, P.K.J.P.D. (2013). « In vitro digestibility of flaxseed (Linum usitatissimum L.) protein: Effect of seed mucilage, oil and thermal processing. », International Journal of Food Science and Technology, 48(3), p. 628-635. doi : 10.1111/ijfs.12008
  • Withana-Gamage, T.S., Hegedus, D.D., Qiu, X., McIntosh, T.C., et Wanasundara, J.P.D. (2013). « Structural and physico-chemical property relationships of cruciferin homohexamers. », Journal of Agricultural and Food Chemistry, 61(24), p. 5848-5859. doi : 10.1021/jf400559x
  • Withana-Gamage, T.S., Hegedus, D.D., Qiu, X., Yu, P., May, T., Lydiate, D.J., et Wanasundara, P.K.J.P.D. (2013). « Characterization of Arabidopsis thaliana lines with altered seed storage protein profiles using synchrotron-powered FT-IR spectromicroscopy. », Journal of Agricultural and Food Chemistry, 61(4), p. 901-912. doi : 10.1021/jf304328n

2012

  • Wanasundara, P.K.J.P.D., Abeysekara, S.J., McIntosh, T.C., et Falk, K.C. (2012). « Solubility Differences of Major Storage Proteins of Brassicaceae Oilseeds. », Journal of the American Oil Chemists Society (JAOCS), 89(5), p. 869-881. doi : 10.1007/s11746-011-1975-9
  • Withana-Gamage, T.S. et Wanasundara, P.K.J.P.D. (2012). « Molecular modelling for investigating structure - function relationships of soy glycinin. », Trends in Food Science & Technology, 28(2), p. 153-167. doi : 10.1016/j.tifs.2012.06.014

2011

  • Marambe, H.K., Shand, P.J., et Wanasundara, J.P.D. (2011). « Release of angiotensin I-converting enzyme inhibitory peptides from flaxseed (Linum usitatissimum L.) protein under simulated gastrointestinal digestion. », Journal of Agricultural and Food Chemistry, 59(17), p. 9596-9604. doi : 10.1021/jf202000e
  • Wanasundara, P.K.J.P.D. (2011). « Proteins of Brassicaceae oilseeds and their potential as a plant protein source. », Critical Reviews in Food Science and Nutrition, 51(7), p. 635-677. doi : 10.1080/10408391003749942
  • Withana-Gamage, T.S., Hegedus, D.D., Qiu, X., et Wanasundara, J.P.D. (2011). « In Silico Homology Modeling To Predict Functional Properties of Cruciferin. », Journal of Agricultural and Food Chemistry, 59(24), p. 12925-12938. doi : 10.1021/jf201979a
  • Withana-Gamage, T.S., Wanasundara, J.P.D., Pietrasik, Z., et Shand, P.J. (2011). « Physicochemical, thermal and functional characterisation of protein isolates from Kabuli and Desi chickpea (Cicer arietinum L.): a comparative study with soy (Glycine max) and pea (Pisum sativum L.). », Journal of the Science of Food and Agriculture, 91(6), p. 1022-1031. doi : 10.1002/jsfa.4277

2010

  • Thushan Sanjeewa, W.G., Wanasundara, P.K.J.P.D., Pietrasik, Z., et Shand, P.J. (2009). « Characterization of chickpea (Cicer arietinum L.) flours and application in low-fat pork bologna as a model system. », Food Research International, 43(2), p. 617-626. doi : 10.1016/j.foodres.2009.07.024

Autres publications relatives à la science

2016

  • Perera, S.P., McIntosh, T.C., Tyler, R.T., et Wanasundara, J.P.D. (2016). « Proteins of the new oilseed Camelina sativa (L) Crantz). », Annual meeting of the Canadian Institute of Food Science and Technology, Burnaby, BC, Canada, February 22-23, 2016. (Affiche)
  • Xu, R., Wanasundara, J.P.D., Tulbek, M., et Shand, P.J. (2016). « Chemical and functional properties of lentil and pea bran and concentrates. », Annual meeting of the Canadian Institute of Food Science and Technology, Burnaby, BC, Canada, February 22-23, 2016. (Affiche)

2015

  • Li, H., Wanasundara, J.P.D., et Shand, P.J. (2015). « Enzymes of lentil seed components and the Effect of micronization. », 2015 Institute of Food Technologists Meeting, Chicago, IL, USA, July 11-14, 2015. (Affiche)
  • Mupondwa, E.K., Li, X., Wanasundara, J.P.D., et Tabil, L.G. (2015). « Technoeconomic analysis of bio-ethanol and co-product production from Triticale feedstocks in Western Canada. », 106th Annual Meeting and Expo of American Oil Chemists' Society, Orlando, FL, USA, May 3-6, 2015.
  • Perera, S.P., McIntosh, T.C., Tyler, R.T., et Wanasundara, J.P.D. (2015). « Proteins of Camelina sativa (L) oilseed-investigation of protein types and their structure. », 106th Annual Meeting and Expo of American Oil Chemists’ Society, Orlando, FL, USA, May 3-6, 2015. (Affiche)
  • Perera, S.P., Withana-Gamage, T.S., McIntosh, T.C., et Wanasundara, J.P.D. (2015). « Major proteins of canola have distinct structural and physico-chemical properties. », 14th International Rapeseed Congress, Saskatoon, SK, Canada, July 5-9, 2015. (Affiche)
  • Wanasundara, J.P.D. et McIntosh, T.C. (2015). « Changes in canola seed protein structure and properties during pre-press solvent extraction process. », 14th International Rapeseed Congress, Saskatoon, SK, Canada, July 5-9, 2015. (Affiche)
  • Wanasundara, J.P.D. et McIntosh, T.C. (2015). « Properties of napin from scaled-up canola meal fractionation process. », 14th International Rapeseed Congress, Saskatoon, SK, Canada, July 5-9, 2015, Oral presentation.
  • Wanasundara, J.P.D., McIntosh, T.C., et Mupondwa, E.K. (2015). « Recovering canola protein and other products. », 106th Annual Meeting and Expo of American Oil Chemists’ Society, Orlando, FL, USA, May 3-6, 2015, Oral presentation.

2014

  • Perera, S.P., McIntosh, T.C., Tyler, R.T., et Wanasundara, P.K.J.P.D. (2014). « Oil body proteins of Camelina sativa (L) Crantz (False flax). », 105th Annual meeting and expo of American Oil Chemists’ Society, San Antonio, USA, May 4-7, 2014. (Affiche)

2013

  • Cheung, L.L., Wanasundara, P.K.J.P.D., et Nickerson, M. (2013). « Effect of pH and salt on the physicochemical and emulsifying properties of cruciferin and napin-rich protein isolates. », 104th Annual meeting and expo of American Oil Chemists’ Society (AOCS), Montreal, QC, Canada, April 28 - May 02, 2013, Poster.
  • Marambe, H.K., McIntosh, T.C., Cheng, B.F., et Wanasundara, J.P.D. (2013). « Denaturation of 2S Albumin Napin and Implication of Structural Changes on Allergenic Properties of Yellow Mustard (Sinapis alba). », Agricultural biotechnology International Conference, Calgary, Canada, September 15-18, 2013.
  • Mitra, P. et Wanasundara, J.P.D. (2013). « Canola protein-based thermo plastic polymers. », 104th Annual meeting and expo of American Oil Chemists’ Society (AOCS), Montreal, QC, Canada, April 28 - May 02, 2013, Oral.
  • Mitra, P., McIntosh, T.C., et Wanasundara, P.K.J.P.D. (2013). « Processing proteins from Canola. », 104th Annual meeting and expo of American Oil Chemists’ Society, Montreal, QC, Canada, April 29 - May 02, 2013, Poster.
  • Mitra, P., McIntosh, T.C., et Wanasundara, P.K.J.P.D. (2013). « Unique functionalities of napin protein of canola: A comparative study. », Canadian Society of Bioengineering Conference, Saskatoon, Canada, July 7-10, 2013.
  • Pathiratne, S.M., Shand, P.J., et Wanasundara, P.K.J.P.D. (2013). « Changes in protein-related functional properties of lentil due to micronization. », 104th Annual meeting and expo of American Oil Chemists’ Society, Montreal, QC, Canada, April 29 - May 02, 2013, Poster.
  • Wanasundara, P.K.J.P.D. (2013). « Lentils give beef a boost to improve consumer appeal. », Western Producer, March 14, 2013.

2012

  • L'Hocine, L., Pitre, M., et Wanasundara, P.K.J.P.D. (2012). « Assessment of protein and IgE-binding profiles of select Canadian mustard seeds. », 50th National Conference of the Canadian Institute of Food Science and Technology (CIFST's): Innovation meets Commercialization, Niagara Falls, ON, Canada, May 27-29, 2012. (Affiche)
  • Marambe, H.K., McIntosh, T.C., Cheng, B.F., et Wanasundara, P.K.J.P.D. (2012). « Anti-peptide antibody-based ELISA quantitation of Sin a 1 allergen in yellow mustard (Sinapis alba L.) seeds. », 7th Workshop on Food Allergen Methodologies, Montréal, QC, Canada, May 6-9, 2012.
  • Marambe, H.K., McIntosh, T.C., Cheng, B.F., et Wanasundara, P.K.J.P.D. (2012). « P-Ab based ELISA quantitation of Sin a 1 allergen in yellow mustard (S. alba) seed. », 7th Workshop on Food Allergen Methodologies, Montréal, QC, Canada, May 6-9, 2012. (Affiche)
  • Pathiratne, S.M., Wanasundara, P.K.J.P.D., et Shand, P.J. (2012). « Effect of micronization conditions on lentil flour properties. », 9th Canadian Pulse Research Workshop, Niagara Falls Marriott Gateway, Niagara Falls, ON, Canada, November 6-12, 2012. (Affiche)
  • Pathiratne, S.M., Wanasundara, P.K.J.P.D., et Shand, P.J. (2012). « Enhancing stability of red colour and unsaturated lipids of fresh beef burgers with micronized lentil flour. », 9th Canadian Pulse Research Workshop, Niagara Falls Marriott Gateway, Niagara Falls, ON, Canada, November 6-12, 2012. (Affiche)
  • Power, K.A., Villeneuve, S., Mondor, M., Fustier, P., Arcand, Y., Lamarche, F., Britten, M., Cui, S.W., Tsao, R., Fofana, B., et Wanasundara, J.P.D. (2012). « Recent progress on the incorporation of flaxseed into cereal based matrices: delivery of bioactives to target sites and a comprehensive assessment of their biological effects. », 64th Flax Institute of the United States, Doublewood Inn, Fargo, ND, USA, March 29-30, 2012. (Présentation)
  • Wanasundara, P.K.J.P.D., Shand, P.J., Nickerson, M., et Aliani, M. (2012). « Thermal pretreatment of pulses for meat industry applications. », Pulse Science Cluster Scientific Meeting 2012, Niagara Falls Marriott Gateway, Niagara Falls, ON, Canada, November 5-6, 2012.
  • Withana-Gamage, T.S., Hegedus, D.D., Qiu, X., et Wanasundara, J.P.D. (2012). « Structure-function study of major Crucifer oilseed storage protein: Emulsifying properties and hydrophobicity of homomeric cruciferin. », 103rd AOCS Annual Meeting & Expo, California, USA.
  • Withana-Gamage, T.S., Hegedus, D.D., Qiu, X., et Wanasundara, J.P.D. (2012). « Subunit composition of seed storage proteins affects heat-induced structure development: Gelation of cruciferin as a model. », 11th International Hydrocolloids Conference, Stewart Center, Purdue University, West Lafayette, IN, USA, May 14-18, 2012.

2011

  • Sanjeewa, W.G.T., Hegedus, D.D., Yu, P., Qiu, X., McIntosh, T.C., May, T.W., et Wanasundara, J.P.D. (2011). « Influence of seed storage protein composition on structural features of major crucifer proteins: Protein secondary structure study of Arabiopsis thaliana. », 102nd Annual Meeting of the American Oil Chemists' Society (AOCS) & Expo, Duke Energy Center, Cincinnati, OH, USA, May 1-4, 2011.
  • Wanasundara, P.K.J.P.D., Sanjeewa, W.G.T., Argyre, K., et Shand, P.J. (2011). « Proteins of chickpea and lentil for meat industry applications. », 102nd Annual Meeting of the American Oil Chemists' Society (AOCS) & Expo, Duke Energy Center, Cincinnati, OH, USA, May 1-4, 2011. (Présentation)

2010

  • Li, X., McIntosh, T.C., Wanasundara, P.K.J.P.D., et Mupondwa, E.K. (2010). « Techno-economic Analysis of Brassica Protein and Co-product Extraction Technologies for Food and Biofuel Applications. », 101st Annual Meeting of the American Oil Chemists' Society (AOCS) & Expo, Phoenix, AZ, USA, May 16-19, 2010.
  • Sanjeewa, W.G.T., Hegedus, D.D., Qiu, X., McIntosh, T.C., et Wanasundara, J.P.D. (2010). « Purification of homohexameric cruciferin from seeds of mutant Arabidopsis thaliana. », American Chemical Society 2010, Boston, USA.
  • Sanjeewa, W.G.T., Hegedus, D.D., Qiu, X., et Wanasundara, J.P.D. (2010). « In silico predictions of surface characteristics of cruciferin protein using homology models. », FABS Research Day, Saskatoon, Canada.
  • Sanjeewa, W.G.T., Hegedus, D.D., Qiu, X., et Wanasundara, J.P.D. (2010). « Surface characteristics of cruciferin protein: In silico predictions using homology models. », 10th Agricultural Biotechnology International Conference (ABIC), Saskatoon, SK, Canada, September 12-15, 2010.
  • Sanjeewa, W.G.T., Hegedus, D.D., Yu, P., Qiu, X., McIntosh, T.C., May, T., et Wanasundara, J.P.D. (2010). « Genetic makeup of native proteins changes the secondary structure features: A synchrotron FTIR study of Arabidopsis seed storage proteins. », American Chemical Society 2010, Boston, USA.
  • Wanasundara, P.K.J.P.D. et McIntosh, T.C. (2010). « Fractionation of Storage Proteins of Brassicaceae Oilseeds. », 101st Annual Meeting of the American Oil Chemists' Society (AOCS) & Expo, Phoenix, AZ, USA, May 16-19, 2010.
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