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Dr Simon de Graaf

Dr Simon de Graaf

Lecturer in Animal Reproduction

Room 346, RMC Gunn Building
Faculty of Veterinary Science
The University of Sydney NSW 2006
Telephone: +61 2 9351 3363
Fax: +61 2 9351 3957
Email:

Qualifications

BScAgr(Hons/Medal), PhD, GradCertEducStud(Higher Education)

Teaching Areas

  • Reproductive biology, reproductive physiology and applied reproduction in units of study within the BScVet (VETS2016; VETS4233; VETS5360) and BAnVetBioSc (ANSC3102; ANSC3104) degrees.
  • Undergraduate and postgraduate research training in research areas listed below.

Research

  • Applied reproduction in domestic and wild animals.
  • Semen and embryo preservation, artificial insemination and embryo transfer.
  • In vitro fertilisation and embryo culture.
  • Production of pre-sexed offspring by flow cytometric sex-sorting.
  • The role of seminal plasma in sperm function and fertility.

Administration

  • Sub Dean Sydney campus.
  • Unit of Study coordinator.

Contribution to the Profession and the Community

Selected Publications

Book chapters

de Graaf, SP (2010) Reproduction. In 'International sheep and wool handbook'. (Ed. DJ Cottle). pp. 189-222. (Nottingham University Press: Nottingham)

Journal articles

Beilby KH, de Graaf SP, Evans G, Maxwell WMC, Wilkening S, Wrenzycki C, Grupen CG (2011) Quantitative mRNA Expression in Ovine Blastocysts Produced from X- and Y-Chromosome Bearing Sperm, Both In Vitro and In Vivo. Theriogenology, 76 (3) 471-481.

Beilby KH, de Graaf SP, Grupen CG (2010) The effect of sperm and cryoprotectant concentration on the freezing success of sex-sorted ram sperm for in vitro fertilisation. Theriogenology 74 (5) 786-794.

de Graaf SP and Druart X (2010) Interaction of spermatozoa with the female reproductive tract. Proc Assoc Applied Animal Andrology, 28th – 29th August, Sydney, Australia (invited review).

de Graaf SP and Druart X (2010) Sperm interaction with the female reproductive tract. Proc Australian College of Vet Scientists, July 1st – 3rd, Surfers Paradise, QLD, Australia (invited review).

Evans G and de Graaf SP (2010) Conservation and application of sexed sperm in breeding programs. International Strategic Programs for the Conservation of Animal Genetic Resources for Food and Agriculture, July 17th, 2010, Vancouver, British Columbia, Canada pp 84-91 (invited review).

de Graaf SP, Beilby KH, Underwood SL, Evans G, Maxwell WMC (2009) Sperm sexing in sheep and cattle: The exception and the rule. Theriogenology 71, 89-97.

Behr B, Rath D, Hildebrandt TB, Göritz F, Blottner S, Portas TJ, Bryant BR, Sieg B, Knieriem A, de Graaf SP, Maxwell WMC, Hermes R (2009) Germany/Australia Index of sperm sex sortability in elephants and rhinoceros. Reprod Domest Anim 44 , 273-277.

Behr B, Rath D, Mueller P, Hildebrandt TB, Goeritz F, Braun BC, Leahy T, de Graaf SP, Maxwell WMC, Hermes R (2009) Feasibility of sex-sorting sperm from the white and the black rhinoceros (Ceratotherium simum, Diceros bicornis). Theriogenology 72, 353-364.

de Graaf SP, Leahy T, Marti JI, Evans G, Maxwell WMC (2008) Application of seminal plasma in sex-sorting and sperm cryopreservation. Theriogenology 70, 1360-1363.

Maxwell WMC, de Graaf SP, El-Hajj Ghaoui R, Evans G (2007) Seminal plasma effects on sperm handling and female fertility. Soc Reprod Fertil Suppl 64, 13-38.

de Graaf SP, Beilby KH, O'Brien JK, Osborn D, Downing JA, Maxwell WMC, Evans G (2007) Embryo production from superovulated sheep inseminated with sex-sorted ram spermatozoa. Theriogenology 67, 550-555.

de Graaf SP, Evans G, Maxwell WMC, Cran DG, O'Brien JK (2007) Birth of offspring of pre-determined sex after artificial insemination of frozen-thawed, sex-sorted and re-frozen-thawed ram spermatozoa. Theriogenology 67, 391-398.

de Graaf SP, Evans G, Maxwell WMC, Downing JA, O'Brien JK (2007) Successful low dose insemination of flow cytometrically sorted ram spermatozoa in sheep. Reprod Domest Anim 42, 648-653.

de Graaf SP, Evans G, Maxwell WMC, O'Brien JK (2006) In vitro function of fresh and frozen-thawed ram spermatozoa after sex-sorting and re-freezing. Reprod Fertil Dev 18, 867-874.

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