Department of Plant Sciences, College of Agricultural and Environmental Sciences
Regulation of carbon allocation in plants and how this changes in response to environmental stress; Starch granule biosynthesis and molecular structure; Postharvest quality of tomato fruit.
Grad Group Affiliations
- Horticulture and Agronomy Graduate Group
- Plant Biology
Specialties / Focus
- Environmental and Integrative Biology
- Genomics, Proteomics and Metabolomics
- Model Plants
- Molecular Biology, Biochemistry and Genomics
- BIT 161A Genetics and Biotechnology Lab, Winter
- PLS 152 Plant Genetics, Fall
Honors and Awards
- Barbados Government Scholarship, 1989
- Commonwealth Scholarship Commission Fellowship, 1995
- Tom ap Rees Memorial Prize, 1997
- Cambridge Philosophical Society Fellowship, 1998
- Metabolomics Society
- 1999 PhD Plant Biochemistry University of Cambridge, UK
- 1993 BS Biotechnology University of Sheffield, UK
Thititsasakul, M., Jimenez R.C, Arias, M.-A., Beckles, DM. (2012) Effects of environmental factors on starch synthesis and composition. J. Cereal Science. (In Press).
Hazard, B., Zhang, X., Colasuonno, P., Uauy, C., Beckles, DM, Dubcovsky, J. (2012) Induced mutations in the Starch Branching Enzyme II (SbeII) gene increase amylose content in tetraploid wheat. Crop Science. 52 1754-1766
Roessner, U. & Beckles, D.M. (2012) “Metabolomics for salinity research.” Plant Salt Tolerance for the series “Methods in Molecular Biology” (Eds S. Shabala, T.A Cuin) Humana Press, USA (In Press)
Beckles, DM, Tananuwong K, Shoemaker, CF. Starch characteristics of transgenic wheat over-expressing the High Molecular Weight- Dx5 subunit are substantially equivalent to those in non-modified wheat (2012). J. Food Science 77 (4): 437-442
Beckles, DM, Hong, N, Stamova, L, Luengwilai, K. (2012) Biochemical factors influencing tomato (Solanum lycopersicum L.) fruit sugar content. Fruits 67 (1): 1-23.
Luengwilai K, Beckles DM, Saltveit, ME. (2012) Chilling-injury of harvested Micro-Tom tomato fruit is reduced by temperature pre-treatment. Postharvest Biol. Technol. 63 (1): 123-128
Luengwilai K, Saltveit, ME, Beckles DM (2012) Metabolite content of harvested Micro-Tom tomato (Solanum lycopersicum L.) fruit is altered by chilling and protective heat-shock treatments as shown by GC-MS metabolic profiling. Postharvest Biol. Technol. 63 (1): 116-122
Beckles DM (2012) Factors affecting the postharvest sugar content of tomato Solanum lycopersicum L. fruit. Postharvest Biol. Technol. 63 (1) 129-140
Beckles, DM & Roessner, U. (2011) Plant Metabolomics - Applications and opportunities for agricultural biotechnology. In "Agricultural plant biotechnology for the 21st century (eds) A. Altman & P Hagewawa, P. Elsievier pp 67-80
Luengwilai K, Fiehn O & Beckles DM (2010) Comparison of leaf and fruit metabolism in two tomato (Solanum lycopersicum L) genotypes varying in total soluble solids. J. Agric. Food Chem 58(22):11790-800
Uhlmann, N & Beckles DM (2010) Storage product and transcriptional profiling of the endosperm of cultivated and wild wheat. J. Applied Genetics 51(4):431-47.
Luengwilai K, Shoemaker, CF Tananuwong K, Beckles DM (2010) Starch composition and crystalline structure show little association with fruit physiology and starch metabolism in tomato. J. Agric. Food Chem. 58 (2): 1275–1282
Luengwilai K & Beckles DM (2010) Climacteric ethylene is not essential for the initiation of chilling injury in tomato cv. Ailsa Craig J. Stored Product Postharvest Res. 1 (1): 1
Stamova BS, Laudencia-Chingcuanco, DL, Beckles DM (2009) Transcriptomic analysis of starch biosynthesis in the developing grain of hexaploid wheat. Intl J. Plant Genomics. Volume 2009, Article ID 407426.
Luengwilai K & Beckles DM (2009b) Starch granules in tomato fruit show a complex pattern of degradation. J. Agric. Food Chem. 57 (18): 8480-7
Luengwilai, K. & Beckles, DM (2009a) Morphology and structural features of starch from two tomato cultivars varying in fruit starch content. J. Agric. Food Chem. 57 (1): 282–291
Stamova, BS, Roessner, U, Suren, S, Laudencia-Chingcuanco, DL, Bacic, T, Beckles DM. (2009) Metabolic profiling of transgenic wheat over-expressing the High Molecular Weight Dx5 glutenin. Metabolomics 5(2):239-252
Roessner, U & Beckles, DM (2009). Metabolite measurements. In: Plant Metabolic Networks (Ed) J. Schwender. Springer NY pp 39-69
Leterrier, MS, Holappa, LD, Broglie, KE, Beckles, DM, (2008) Cloning, characterisation and comparative analysis of a starch synthase IV gene in wheat: functional and evolutionary implications. BMC Plant Biology 8:98.