Tai, Helen, Ph.D.

Research Scientist


Contact Information:

850 Lincoln Road
PO Box 20280
Fredericton, New Brunswick E3B 4Z7
Telephone: 506-460-4519
Fax: 506-460-4377
Email: helen.tai@agr.gc.ca

Areas of Expertise:

  • Plant structural and functional genomics
  • plant biochemistry
  • plant molecular biology
  • transcriptional and post-transcriptional gene regulation
  • chromatin and epigenetics
  • plant development
  • plant biotechnology
  • plant stress biomarkers

Current Projects:

  • Gene expression profiling Verticillium wilt and common scab resistance in potato
  • Metabolomics and transcriptomics of Colorado potato beetle (CPB) resistance
  • Anthocyanin function in potato
  • Gene expression indicators for nitrogen sufficiency in potato
  • Analysis of potato mutants with late blight resistance

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:

2016

  • Galvez, J.H., Tai, H.H., Lague, M., Zebarth, B.J., and Stromvik, M. (2016). "The nitrogen responsive transcriptome in potato (Solanum tuberosum L.) reveals significant gene regulatory motifs.", XXIV Plant and Animal Genome Conference, San Diego, USA, January 9-13, 2016.

2015

  • Banik, P., Zeng, W., Tai, H.H., and Tanino, K.K. (2015). "Determining drought stress resistance mechanisms in potato plants using GIS.", Spatial Knowledge and Information Conference, Banff, AB, Canada, February 27 - March 1, 2015.
  • Galvez, J.H., Tai, H.H., Lague, M., Zebarth, B.J., and Stromvik, M. (2015). "The nitrogen responsive transcriptome in potato (Solanum tuberosum L.) reveals significant gene regulatory motifs.", Eastern regional CSPB conference, Toronto, ON, Canada, November 20-21, 2015.
  • Neilson, J., Laguë, M., Thompson, S., Aurousseau, F., Murphy, A.M., Bizimungu, B., Deveaux, V., Begue, Y., Jacobs, F.J., and Tai, H.H. (2015). "Uncovering the mechanism behind cold-sweetening in potato tubers using transcriptomics.", 13th Annual Ecological Genomics Symposium, Manhattan, Kansas, USA, November 6-8, 2015.
  • Paudel, J.R., Davidson, C., Campbell, L., Clark, C., Nolan, L., Song, J., Murphy, A.M., Itkin, M., Aharoni, A., and Tai, H.H. (2015). "Reduced Steroidal Glycoalkaloid Levels Affects Solanum tuberosum Biotic Stress Resistance.", Solanaceae Genome Conference, Bordeaux, October 25-29, 2015.
  • Paudel, J.R., Davidson, C., Campbell, L., Clark, C., Nolan, L., Song, J., Murphy, A.M., Itkin, M., Aharoni, A., and Tai, H.H. (2015). "Reduced Steroidal Glycoalkaloid Levels Affects Solanum tuberosum resistance against Pests and Diseases."

2014

  • Tai, H.H., De Koeyer, D.L., Goyer, C., Nolan, L., Davidson, C., Lague, M., Murphy, A.M., Sonderkaer, M., Hedegaard, S., Halterman, D., and Lehman Neilsen, K. (2014). "Expression QTL analysis of genetic variation in potato responses to Verticillium wilt.", 11th Solanaceae Conference, Porto Seguro, Brazil, November 2-6, 2014. (Abstract)
  • Tai, H.H., De Koeyer, D.L., Goyer, C., Nolan, L., Davidson, C.G., Sønderkær, M., Hedegaard, S., Lehman Neilsen, K., Lague, M., Murphy, A.M., Uribe, P., and Halterman, D. (2014). "Genetic analysis of tolerance and resistance to Verticillium dahliae.", 98th Annual Meeting of the Potato Association of America (PAA), The Davenport Hotel, Spokane, WA, USA, July 27-31, 2014. (Abstract)
  • Zebarth, B.J., Tai, H.H., Luo, S., De Koeyer, D.L., and Li, X.-Q. (2014). "Gene expression-based diagnostics: A new way to optimize crop fertilizer nitrogen management?", 18th Nitrogen Workshop. The nitrogen challenge: Building blueprint for nitrogen use efficiency and food security, Lisbon, Portugal, June 30-July 3, 2014. (Abstract)

2013

  • Goyer, C., Tai, H.H., Gustafson, V., De Koeyer, D.L., and Rothwell, C. (2013). "Analysis of gene expression of two potato cultivars during common scab infection using microarrays.", 97th Annual Meeting of the Potato Association of America (PAA), Québec City, QC, Canada, July 28-August 2, 2013.
  • Li, X.-Q., Haroon, M., Luo, S., Bizimungu, B., Xiong, X., Zebarth, B.J., and Tai, H.H. (2013). "In vitro and field testing of drought tolerance of potato clones.", 97th Annual Meeting of the Potato Association of America (PAA), Québec City, QC, Canada, July 28-August 2, 2013.
  • Tai, H.H., De Koeyer, D.L., Goyer, C., Sønderkær, M., Hedegaard, S., Nolan, L., Laguë, M., Murphy, A.M., and Nielsen, K.L. (2013). "Analysis of genetic variation in gene expression associated with Verticillium dahliae infection in potato.", 10th Solanaceae Conference, Beijing, China, October 13-17, 2013.
  • Tai, H.H., Goyer, C., Platt, H.W., De Koeyer, D.L., Murphy, A.M., Uribe, P., and Halterman, D. (2013). "Decreased defense gene expression in a potato clone with tolerance to Verticillium dahliae.", 9th Canadian Plant Genomics Workshop, Halifax, NS, Canada, August 12-15, 2013.
  • Tai, H.H., Goyer, C., and Murphy, A.M. (2013). "Potato MYB and bHLH transcription factors associated with anthocyanin intensity and common scab resistance.", 97th Annual Meeting of the Potato Association of America (PAA), Québec City, QC, Canada, July 28-August 2, 2013.
  • Tai, H.H., Worrall, K., Pelletier, Y., De Koeyer, D.L., and Calhoun, L.A. (2013). "Metabolites from CPB-resistant wild Solanum species.", 97th Annual Meeting of the Potato Association of America (PAA), Québec City, QC, Canada, July 28-August 2, 2013.
  • Zebarth, B.J., Tai, H.H., Luo, S., Cambouris, A.N., and Mohr, R.M. (2013). "Next generation diagnostics: A new way to optimize crop fertilizer nitrogen management?", 6th International Nitrogen Conference, Kampala, Uganda, November 18-22, 2013.

2012

  • Banik, P., Tai, H.H., and Tanino, K.K. (2012). "Drought stress history, acclimation and recovery in potato genotypes.", Can. Soc. Hort. Sci. Annual meetings, Saskatoon, SK, Canada.
  • Banik, P., Tai, H.H., and Tanino, K.K. (2012). "Resistance of potato genotypes to drought stress .", Potato Association of America Annual meetings, Denver, Colorado, USA.
  • Mosquera, T., Kushalappa, A.C., Del Castillo, S., Cuéllar, D., Navia, S., Perilla, L., Restrepo, P., Rodríguez, E., Sarmiento, F., Kubow, S., Oxhorn, P., DeKoeyer, D., Tai, H.H., Bonierbale, M., and Zum-Felde, T. (2012). "Improving potato production for increased food security of indigenous communities in Colombia.", Plant Biology Congress.
  • Tai, H.H., Goyer, C., De Koeyer, D.L., Murphy, A.M., De Jong, H., and Platt, H.W. (2012). "Comparative Transcriptome Profiling of Foliage from Two Diploid Potato Clones with Variation in Responses to Verticillium Infection.", 96th Annual Meeting of the Potato Association of America (PAA), Crowne Plaza Denver International Airport, Denver, CO, USA, August 12-16, 2012, Oral presentation, Abst. 90.
  • Tai, H.H., Worrall, K., De Koeyer, D.L., Pelletier, Y., and Calhoun, L.A. (2012). "Comparative gene expression profiling of diploid potato parents with variation in susceptibility to verticillium wilt and eqtl mapping of the progeny.", 9th Solanaceae Conference (SOL 2012), University of Neuchâtel, Neuchâtel, Switzerland, August 25-30, 2012, Oral presentation, pp. 91.
  • Tai, H.H., Worrall, K., De Koeyer, D.L., Pelletier, Y., and Calhoun, L.A. (2012). "Metabolomics and transcriptomics of Colorado Potato Beetle resistance in wild Solanum species.", 9th Solanaceae Conference (SOL 2012), University of Neuchâtel, Neuchâtel, Switzerland, August 25-30, 2012, P65, pp. 207. (Poster)
  • Tai, H.H., Zebarth, B.J., Luo, S., Li, X.-Q., Millard, P., De Koeyer, D.L., and Xiong, X. (2012). "Development of gene expression indicators for nitrogen sufficiency in potato plants.", Potato Association of America Annual meetings, Denver, Colorado, USA.

2011

  • Coffin, R.H., Coffin, J., Tai, H.H., Zebarth, B.J., Lazarovits, G., Thompson, B., MacDonald, E., Beaton, B.W., MacLeaod, J., and Swallow, G. (2011). "All you want to know about lime but were scared to ask.", 19th Annual Northeast Potato Technology Forum, Crowne Plaza Fredericton Lord Beaverbrook Hotel, Fredericton, NB, Canada, March 16-17, 2011.
  • Tai, H.H., Pelletier, Y., Worrall, K., Calhoun, L.A., and De Koeyer, D.L. (2011). "Metabolomics of Colorado Potato Beetle resistance in potato.", Palmerston North Plant Biology Meeting, Palmerston North, New Zealand, June 23, 2011.
  • Worrall, K., Tai, H.H., Pelletier, Y., Calhoun, L.A., and De Koeyer, D.L. (2011). "Comparative metabolic profiling of S. Tuberosum and CPB-resistant Solanum species.", 19th Annual Northeast Potato Technology Forum, Crowne Plaza Fredericton Lord Beaverbrook Hotel, Fredericton, NB, Canada, March 16-17, 2011, pp. 21. (Abstract)

2010

  • Frank, D., Tai, H.H., Duguay, J.L., De Koeyer, D.L., Gustafson, V., and Regan, S. (2010). "A rapid method for identifying DNA sequence flanking sites of T-DNA insertion in a population of activation-tagged potato screened for late blight resistance.", Plant Biology 2010: Joint meeting of the Canadian Society of Plant Physiologists (CSPP) and American Society of Plant Biologists (ASPB), Montréal Convention Centre, Montréal, QC, Canada, July 31-August 4, 2010. (Abstract)
  • Frank, D., Tai, H.H., Duguay, J.L., De Koeyer, D.L., Gustafson, V., and Regan, S. (2010). "A rapid method for identifying sites of T-DNA integration in activation-tagged potato.", 7th Solanaceae Conference (SOL2010), Apex Hotel, Dundee, Scotland, UK, September 5-9, 2010, pp. 20. (Abstract)
  • Luo, S., Zebarth, B.J., Tai, H.H., Li, X.-Q., De Koeyer, D.L., and Millard, P. (2010). "Use of gene expression to detect potato nitrogen deficiency stress under field conditions.", 2010 ASA-CSSA-SSSA International Annual Meeting, Long Beach Convention Center, Long Beach, CA, USA, October 31-November 4, 2010. (Abstract)
  • Murphy, A.M., Chen, H., De Koeyer, D.L., Laguë, M., and Tai, H.H. (2010). "Breeding studies of pigmented tuber flesh in potatoes.", EUCARPIA-EAPR Joint Meeting: Potato Breeding after Completion of the DNA Sequence of the Potato Genome, Wageningen, The Netherlands, June 27-30, 2010. (Abstract)
  • Tai, H.H., De Koeyer, D.L., Goyer, C., and Murphy, A.M. (2010). "Gene expression profiling of diploid potato clones with variation in maturation timing.", 18th Annual Northeast Potato Technology Forum, Charlottetown, PEI, Canada, March 11-12, 2010. (Abstract)
  • Tai, H.H., Pelletier, Y., Worrall, K., Calhoun, L.A., and De Koeyer, D.L. (2010). "Comparative metabolite profiling of S. tuberosum and CPB-resistant Solanum species.", 94th Annual Meeting of the Potato Association of America (PAA), Oregon State University, Corvallis, OR, USA, August 15-19, 2010. (Abstract)
  • Tai, H.H., Pelletier, Y., Worrall, K., Calhoun, L.A., and De Koeyer, D.L. (2010). "Metabolite profiling of leaves from Colorado Potato Beetle resistant Solanum species.", 7th Solanaceae Conference (SOL2010), Apex Hotel, Dundee, Scotland, UK, September 5-9, 2010, pp. 85. (Abstract)
  • Worrall, K., Pelletier, Y., Calhoun, L.A., De Koeyer, D.L., and Tai, H.H. (2010). "Metabolite profiling of leaves from Colorado Potato Beetle-resistant Solanum species.", Advances In Metabolic Profiling Conference 2010, Florence, Italy, November 9-10, 2010.

2009

  • Calhoun, L.A., Embleton, J., Jennings, J.C., De Koeyer, D.L., Parks, R., Pelletier, Y., Read, L., and Tai, H.H. (2009). "Biopesticides for Insect Control.", BioPotato Network Meeting, Crowne Plaza Fredericton Lord Beaverbrook Hotel, Fredericton, NB, Canada, November 2, 2009. (Abstract)
  • Chapman, B., Johnston, J., Kulka, M., Zhang, J.H., Zidichouski, J., Wang, Y., Williams, A., Bernard, K., Kerr, R., Saleh, T., Smith, J., Robertson, G., Murphy, A.M., Tai, H.H., De Koeyer, D.L., and Nie, X. (2009). "Bioactives, Functional Food and Nutraceuticals - The science behind developing a BioPotato.", BioPotato Network Meeting, Crowne Plaza Fredericton Lord Beaverbrook Hotel, Fredericton, NB, Canada, November 2, 2009. (Abstract)
  • Chen, H., De Koeyer, D.L., Murphy, A.M., and Tai, H.H. (2009). "Molecular breeding studies of pigmented tuber flesh in potatoes.", BioPotato Network Meeting, Crowne Plaza Fredericton Lord Beaverbrook Hotel, Fredericton, NB, Canada, November 2, 2009. (Abstract)
  • Duguay, J.L., Gustafson, V., Rivoal, J., Tai, H.H., Pelletier, Y., De Koeyer, D.L., and Regan, S. (2009). "Screening an activation tagged population in potato reveals a mutant with chocolate colored tubers: the potential role for a MYB transcription factor.", 65th Annual Meeting of the Acadian Entomological Society, Crowne Plaza Fredericton Lord Beaverbrook Hotel, Fredericton, NB, Canada, June 19-21, 2005, pp. 33. (Abstract)
  • Li, X.-Q., Sveshnikov, D., Zebarth, B.J., Tai, H.H., De Koeyer, D.L., Millard, P., and Haroon, M. (2009). "Detection of nitrogen deficiency in potato plants using gene expression markers.", Plant & Animal Genome XVII Conference, Town & Country Convention Center, San Diego, CA, USA, January 10-14, 2009, P03e, pp. 161. (Poster)
  • Tai, H.H., De Koeyer, D.L., Goyer, C., and Murphy, A.M. (2009). "Comparative transcriptome profiling of diploid potato clones with variation in maturation timing.", 65th Annual Meeting of the Acadian Entomological Society, Crowne Plaza Fredericton Lord Beaverbrook Hotel, Fredericton, NB, Canada, June 19-21, 2005. (Abstract)
  • Tai, H.H., De Koeyer, D.L., Goyer, C., and Murphy, A.M. (2009). "Comparative transcriptome profiling of diploid potato clones with variation in maturation timing.", 6th Solanaceae Genome Workshop (SOL 2009), Hotel Le Meridien, New Delhi, India, November 8-13, 2009. (Abstract)
  • Tai, H.H., De Koeyer, D.L., Murphy, A.M., Worrall, K., Davidson, C., Frank, D., and Goyer, C. (2009). "Regulation of anthocyanin biosynthesis in potato.", BioPotato Network Meeting, Crowne Plaza Fredericton Lord Beaverbrook Hotel, Fredericton, NB, Canada, November 2, 2009. (Abstract)
  • Tai, H.H., Pelletier, Y., Worrall, K., Calhoun, L.A., and De Koeyer, D.L. (2009). "Mining wild Solanum for biopesticides.", BioPotato Network Meeting, Crowne Plaza Fredericton Lord Beaverbrook Hotel, Fredericton, NB, Canada, November 2, 2009. (Abstract)
  • Zebarth, B.J., Li, X.-Q., Sveshnikov, D., Tai, H.H., De Koeyer, D.L., Millard, P., Haroon, M., and Singh, M. (2009). "Can we use gene expression to determine nitrogen sufficiency in potatoes?", 2009 ASA-CSSA-SSSA International Annual Meeting, Pittsburgh, PA, USA, November 1-5, 2009. (Abstract)
  • Zebarth, B.J., Li, X.-Q., Sveshnikov, D., Tai, H.H., De Koeyer, D.L., Millard, P., Haroon, M., and Singh, M. (2009). "Detection of nitrogen deficiency in potato using gene expression.", 93rd Annual Meeting of the Potato Association of America (PAA), Fredericton, NB, Canada, August 9-13, 2009, pp. 69. (Abstract)
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