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Dr. Ashraf M. El-Sayed

Education:

  • Ph.D. Zurich University, Zurich, Switzerland, 1997

  • MSc Ain Shams University, Cairo, Egypt, 1992

Postdoctoral Experience:

  • Agri-Food Canada, Vineland, Canada, 1999 - 2002

  • SLU, Alnarp, Sweden, 1997-1999

Professional Experience:

  • Research Scientist, HortResearch, Lincoln, New Zealand, 2003 until now

  • Research Scientist, Southampton University, Southampton UK, 2002

Research Interest:

  • Chemical Ecology

  • Pheromone identification

  • Application of semiochemicals in pest management

  • Method development

Recent Publications:

  • El-Sayed AM, Mitchell VJ, Suckling DM. 2014. 6-Pentyl-2H-pyran-2-one: A Potent Peach-Derived Kairomone for New Zealand Flower Thrips, Thrips obscuratus. Journal of Chemical Ecology, 40:50-55.

  • Unelius R, El-Sayed AM, Twidle AM, Stringer LD, Manning L-AM, Sullivan TES, Brown RL, Noble ADL. 2014. Volatiles from green-lipped mussel as a lead to vespid wasp attractants. Journal of Applied Entomology, doi: 10.1111/jen.12103.

  • Brown RL, El-Sayed AM, Unelius CR, Revell J, Suckling DM. 2014. Attraction and electrophysiological responses of the invasive social wasp, Vespula vulgaris (L.) to volatiles from fermented brown sugar. Entomologia Experimentalis et Applicata, In Press.

  • El-Sayed AM, Lyn C, Revell J, Manning L-A, Knight A, Bus V, Suckling DM. 2013. Apple volatiles synergize the response of codling moth to pear ester. Journal of Chemical Ecology, doi 10.1007/s10886-013-0277-0.

  • Brown RL, El-Sayed AM, Suckling DM, Stringer LD, Beggs J. 2013. Vespula vulgaris (Hymenoptera: Vespidae) gynes use a sex pheromone to attract males. Canadian Entomologist, doi:10.4039/tce.2013.8.

  • Twidle AM, Clare GK, Stanbury ME, El-Sayed AM. 2013. Sex attractant for Izatha peroneanella (Walker) (Lepidoptera: Oecophoridae  sensu lato), a lichen tuft moth. The New Zealand Entomologist. In Press.

  • Suckling DM, Stringer LD, Stephens AEA, Woods B, Williams DG, Baker G, El-Sayed AM. 2013. From IPM to integrated pest eradication: Technologies and future needs. Pest Management Science, In press.

  • El-Sayed AM, Gibb AR, Mitchell VJ, Manning L-A, Revell J, Thistleton B, Suckling DM. 2013. Identification of the sex pheromone of Conogethes pluto: A Pest of Alpinia. Chemoecology, doi:10.1007/s00049-012-0123-9.

  • Jurgens A, Sciligo A, Witt T, El-Sayed AM, Suckling DM. 2012. Pollinator-prey conflict in carnivorous plants. Biological Reviews, 87: 602–615. doi:10.1111/j.1469-185X.2011.00213.x.

  • Suckling DM, Twidle AM, Gibb AR, Manning LM, Mitchell VJ, Sullivan TES, Wee SL, El-Sayed AM. 2012. Volatiles from apple trees infested with light brown apple moth larvae attract the parasitoid Dolichogenidia tasmanica. Journal of Agricultural and Food Chemistry, 60: 9562–9566. doi:10.1021/jf302874g.

  • Suckling DM, McLaren GF, Manning L-AM, Mitchell VJ, Attfield B, Colhoun K, El-Sayed AM. 2012. Development of single-dispenser pheromone suppression of Epiphyas postvittana, Planotortrix octo and Ctenopseustis obliquana in New Zealand stone fruit orchards. Pest Management Science, 68: 928–934. doi:10.1002/ps.3252.

  • Suckling DM, Stringer LD, Corn JE, Bunn B, El-Sayed AM, Vander Meer RK. 2012. Aerosol delivery of trail pheromone disrupts the foraging of red imported fire ant, Solenopsis invicta. Pest Management Science, 68: 1572–1578. doi:10.1002/ps.3349.

  • Suckling DM, Sullivan TES, Stringer LD, Butler RC, Campbell DM, Twidle AM, Allen WJ, Mafra-Neto A, El-Sayed AM. 2012. Communication disruption of light brown apple moth (Epiphyas postvittana) using a four-component sex pheromone blend. Crop Protection 42: 327–333. doi:10.1016/j.cropro.2012.07.009.

  • Suckling DM, McLaren GF, Manning LM, Mitchell VJ, Attfield B, Colhoun K, El-Sayed AM. 2012. Development of single-dispenser pheromone suppression of Epiphyas postvittana, Planotortrix octo and Ctenopseustis obliquana in New Zealand stone fruit orchards. Pest Management Science, doi:10.1002/ps.3252.

  • Suckling DM, Walker JTS, Clare GK, Boyd Wilson KSH, Hall C, El-Sayed AM, Stevens PS 2012. Development and commercialisation of pheromone products in New Zealand. New Zealand Plant Protection 65: 267–273.

  • Suckling DM, Stringer LD, Mitchell V, Sullivan TES, Barrington A, El-Sayed AM. 2011. Comparative fitness of irradiated sterile light brown apple moths (Lepidoptera: Tortricidae) in a wind tunnel, hedgerow and vineyard. Journal of Economic Entomology 104: 1301–1308.

  • El-Sayed AM, Mitchell VJ, Manning LM, Suckling DM. 2011. New sex pheromone blend for the light brown apple moth, Epiphyas postvittana. Journal of Chemical Ecology 50: 269–275.

  • Unelius CR, El-Sayed AM, Twidle A, Manning L-A, Flores MF, Zaviezo T, Bergmann J. 2011. Absolute configuration of the Citrophilus Mealybug sex pheromone. Journal of Chemical Ecology 37: 166–172.

  • Mori K, Tashirob T, Boguang Z, Suckling DM, El-Sayed AM. 2010. Pheromone synthesis Part 243: Synthesis and biological evaluation of (3R,13R,1'S)-1'-ethyl-2'-methylpropyl 3,13-dimethylpentadecanoate, the major component of the sex pheromone of Paulownia bagworm, Clania variegata, and its stereoisomers. Tetrahedron 2542: 2642–2653.

  • El-Sayed AM, Unelius CR, Twidle A, Mitchell VJ, Manning L-A, Cole L, Suckling DM, Flores MF, Zaviezo T, Bergmann J. 2010. Chrysanthemyl 2-acetoxy-3-methylbutanoate: the sex pheromone of the citrophilous mealybug, Pseudococcus calceolariae. Tetrahedron Letters 51: 1075–1078.

  • Suckling DM, Peck RW, Manning LA, Stringer L, Cappadonna J, El-Sayed AM. 2008. Pheromone disruption of argentine ant trail integrity. Journal of Chemical Ecology 34: 1602–1609.

  • Jürgens A, El-Sayed AM, Suckling DM. 2009. Do carnivorous plants use volatiles for attracting prey insects? Functional Ecology 23: 875–887.

  • El-Sayed AM, Manning LM, Unelius R, Park KC, Stringer L, White N, Bunn B, Twidle A, Suckling DM. 2009. Attraction and antennal response of the common wasp, Vespula vulgaris (L.) to selected synthetic chemicals in New Zealand beech forests. Pest Management Science 65: 975–981.

  • El-Sayed AM, Mitchell VJ, Manning LM, Suckling DM. 2009. Attraction of New Zealand flower thrips, Thrips obscuratus (Thysanoptera: Thripidae), to cis-jasmone, a volatile identified from Japanese honeysuckle flowers. Journal of Chemical Ecology 35: 656–663.

  • El-Sayed AM, Suckling DM, Byers JA, Jang EB, Wearing CH. 2009. Potential of ‘lure and kill’ for long-term pest management and eradication of invasive species. Journal of Economic Entomology 102: 815–835.

  • Wee SL, El-Sayed AM, Gibb AR, Mitchell V, Suckling DM 2008. Behavioural and electrophysiological responses of Fuller’s rose weevil (Coleoptera: Curculionidae) to host plants and conspecific odours. Australian Journal of Entomology 47: 24–31.

  • Suckling DM, Jang EB, Carvalho LA, Nagata JT, Schneider EL, El-Sayed AM. 2007. Can ménage-à-trois be used for controlling insects? Journal of Chemical Ecology 33: 1494–1504.

  • Gibb AR, Suckling DM, El-Sayed AM, Unelius CR, Bohman B, Dymock JJ, Larsen ML, Willoughby BE. 2007. (Z,E)-11,13-Hexadecadienyl acetate – Sex pheromone of the grass webworm Herpetogramma licarsisalis: Identification, synthesis and field bioassays. Journal of Chemical Ecology 33: 839–847.

  • Mitchell VJ, Manning LM, Cole L, Suckling DM, El-Sayed AM. 2008. Efficacy of the pear ester as a monitoring tool for codling moth Cydia pomonella (Lepidoptera: Tortricidae) in New Zealand apple orchards. Pest Management Science 64: 209–214.

  • Stephens AEA, Suckling DM, El-Sayed AM. 2008. Odour quality discrimination for behavioural antagonist compounds in three tortricid species. Entomologia Experimentalis et Applicata 127: 176–183.

  • El-Sayed AM, Byers JA, Manning LM, Jürgens A, Mitchell VJ, Suckling DM. 2008. Floral scent of Canadian thistle, Cirsium arvense (L.) Scop and its potential as a generic insect attractant. Journal of Economic Entomology 101: 720–727.

  • Lloyd LD, El-Sayed AM, Cole LM, Manning LM, Suckling DM. 2008. Floral attractants for the female soybean looper, Thysanoplusia orichalcea (Lepidoptera: Noctuidae). Pest Management Science 64: 1218–1221.

  • Gibb AR, Comeskey D, Berndt L, Brockerhoff EG, El-Sayed AM, Jactel H, Suckling DM. 2006. Identification of sex pheromone components of a New Zealand geometrid moth, the common forest looper Pseudocoremia suavis, reveals a possible species complex. Journal of Chemical Ecology 32: 865–879.

  • Suckling DM, Hackett JK, Chhagan A, Barrington A, El-Sayed AM 2006. Effect of irradiation on female painted apple moth Teia anartoides (Lep., Lymantriidae) sterility and attractiveness to males. Journal of Applied Entomology 130: 167–170.

  • Trimble RM, El-Sayed AM 2006. Effect of certain monounsaturated dodecene and tetradecene acetates and alcohols on electroantennogram response and pheromone-mediated trap catch of the obliquebanded leafroller. The Canadian Entomologist 138: 218–227.

  • El-Sayed AM., Suckling DM, Wearing CH, Byers, JA. 2006. Potential of mass trapping for long-term pest management and eradication of invasive species. Journal of Economic Entomology 99: 1550-1564.

  • El-Sayed AM, Gibb AR, Suckling DM, Bunn B, Fielder S, Comesky D. Manning LA, Foster, SP, Morris BD, Ando T, Mori, K. 2005. Identification of sex pheromone components of the painted apple moth: A tussock moth with a thermally labile pheromone component . Journal of Chemical Ecology 31: 621-646.

  • El-Sayed AM, Heppelthwaite VJ, Manning LM, Gibb AR, Suckling DM. 2005. Volatile constituents of fermented sugar baits and their attraction to Lepidopteran species. Journal of Agriculture and Food Chemistry 53: 953-958.

  • El-Sayed AM, Suckling DM. 2005. Behavioural observations of mating disruption in three lepidopteran pests. Behaviour 142: 717-729.

  • El-Sayed AM, Wainman LI, Santangelo EM, Unelius CR, Trimble RM. 2005. Sex pheromone of a North American population of the spotted tentiform leafminer, Phyllonorycter blancardella. Entomologia Experimentalis et Applicata 116: 143–148.

  • Suckling DM, Charles J, Allan D, Chaggan A, Barrington A, Burnip GM, El-Sayed AM. 2005. Performance of irradiated Teia anartoides (Lepidoptera: Lymantriidae) in urban Auckland, New Zealand. Journal of Economic Entomology 98: 1531-1538.

  • Suckling DM, Gibb, AR, Dentener PR, Seldon DS, Clare GK, Jamieson L, Baird D, Kriticos DJ, El-Sayed AM. 2005. Gum leaf skeletoniser (Lepidoptera: Nolidae) in New Zealand: Pheromone trapping for delimitation and phenology. Journal of Economic Entomology 98: 1187-1192.

  • Trimble RM, El-Sayed AM. 2005. Potential of pear kairomone for monitoring activity of codling moth in Ontario apple orchards. The Canadian Entomologist 137: 110-116.

  • Suckling DM, Gibb AR, Burnip GM, Snelling C, De Ruiter J, Langford G, El-Sayed AM. 2005. Optimization of pheromone lure and trap characteristics for currant clearwing, Synanthedon tipuliformis. Journal of Chemical Ecology 31: 393-406.

  • Suckling DM, Charles J, Allan D, Chaggan A, Barrington A, Burnip GM, El-Sayed AM. 2005. Cold Torpor and dispersal of irradiated painted apple moth (Lepidoptera: Lymantriidae) in urban Auckland, New Zealand. Journal of Economic Entomology 98: 1531-1538.

  • El-Sayed AM, Gibb, AR, Suckling DM. 2005. Chemistry of the sex pheromone gland of the fall webworm, Hyphantria cunea discovered in New Zealand. New Zealand Plant Protection Journal 58: 31-36.

  • Trimble RM. El-Sayed, AM, Pree D. 2004. Impact of sublethal residues of azinphosmethyl on the pheromone-communication systems of insecticide-susceptible and insecticide-resistant obliquebanded leafroller. Pest Management Science 60: 660-668.

  • El-Sayed AM. 2004. Behavioural effect of (E)-8,(E)-10-dodecadienyl acetate and (E)-8,(Z)-10-dodecadien-1-ol on the upwind flight of male codling moth to odour source. Behaviour 141: 313-325.

  • El-Sayed AM, Wainman LI, E. Santangelo M, Unelius CR, Trimble RM. 2004. Relative attractiveness of (10E)-Dodecen-1-yl acetate and (4E,10E)- dodecadien-1-yl acetate to male spotted tentiform leafminers (Lepidoptera: Gracillariidae). Journal of Chemical Ecology 30: 1809-1820.

  • Suckling DM, Gibb AR, El-Sayed AM, Brockerhoff E. 2004. Burnet pine longhorn-can chemical ecology yield new control tactics. NZ Journal of Forestry. 49: 31-32.

  • Skals N, Plepys D, El-Sayed AM, Löfstedt C, Surlykke A. 2003. Quantitative analysis of the effects of sound from an odor sprayer on moth searching behavior. Journal of Chemical Ecology 29: 71-82.

  • El-Sayed AM, Delisle J, Gut L, Judd G, Reissig H, Roelofs W. Legrand S, Unelius RC, Trimble RM. 2003. Pheromone chemistry, electrophysiology and pheromone-mediated behavior of geographically diverse populations of the obliquebanded leafroller (Lepidoptera: Tortricidae) in North America. Environmental Entomology 32: 470-476.

  • El-Sayed AM, Trimble RM. 2002. Relative attractiveness of natural and synthetic pheromones in three tortricid pests of tree fruit. Environmental Entomology 31: 960-964.

  • El-Sayed AM, Trimble RM. 2002. Pheromone content of azinphosmethyl-susceptible and azinphosmethyl-resistant obliquebanded leafrollers (Lepidoptera: Tortricidae) as a function of time of day and female age. The Canadian Entomologist 134: 331-341.

  • El-Sayed AM, Fraser HM, Trimble RM. 2001. Chemical identification and behavioral activity of (Z)-11-tetradecenal in an eastern North American population of the obliquebanded leafroller (Lepidoptera: Tortricidae). The Canadian Entomologist 133: 365-374.

  • El-Sayed AM. 2001. Re: One-pot synthesis of the sex pheromone homologs of codling moth, Laspeyresia pomonella L. Journal of Molecular Catalysis B: Enzymatic 16/1: 59-61.

  • El-Sayed AM, Fraser HM, Trimble RM. 2001. Modification of the sex pheromone communication system associated with organophosphorus insecticide resistance in the obliquebanded leafroller (Lepidoptera: Tortricide). The Canadian Entomologist 133: 867-881.

  • Hillbur Y, El-Sayed AM, Bengtsson M, Löfqvist J, Biddle A, Plass E, Francke W. 2000. Laboratory and field study on the attraction of male pea midges, Contarinia pisi, to synthetic sex pheromone components. Journal of Chemical Ecology 26:1941-1952.

  • El-Sayed AM, Byers J. 2000. Inhibitory effect of monoterpenes on response of Pityogenes bidentatus (Coleoptera: scolytidae) to aggregation pheromone demonstrated using piezoelectric sprayer for precision release of semiochemicals. Journal of Chemical Ecology, 26:1795-1809.

  • El-Sayed AM, Gödde J, Arn H. 2000. Computer-controlled video system for real-time recording of insect flight in three dimensions. Journal of Insect Behavior 13:881-900.

  • El-Sayed AM, Liblikas, I, Unelius RC. 2000. Flight and molecular modling study on the response of Codling moth, Cydia Pomonella (Lepidoptera: Tortricidae) to (E,E)-8,10-Dodecadien-1-ol and its geometrical isomers. Zeitschrift für Naturforschung 55c:1011-1017.

Patent:

  • El-Sayed, A.M. Suckling, D.M. 2010. New sex pheromone blend for light borwn apple moth. Submitted.
  • El-Sayed, A.M., Unelius, R., Bergmann, J. 2009. Mealybug Attractant, New Zealand Provisional Application, Number 580852.
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