RESEARCH INTERESTs

Applied reproduction in domestic and wild animals.

Semen and embryo preservation, artificial insemination and embryo transfer.

Production of pre-sexed offspring by flow cytometric sex-sorting.

The role of seminal plasma in sperm function and fertility.

in vitro assessment of sperm function.

 

Professor de Graaf's research aligns with the Faculty of Science Research Strengths - Cultivating Scientific Capability, Understanding Life on Earth, Data and Decisions.

FUNDED RESEARCH

  • GRANT
    Reproduction in a changing ocean: Mechanisms that increase chances of success under stress
    School of Life and Environmental Sciences (SOLES)1 Jan 2023
    People funded by this grant:
  • GRANT
    Prediction of AI success & semen standards
    Australian Wool Innovation Limited1 Jan 2022
    People funded by this grant:
  • GRANT
    Sensing technologies to reduce reproductive wastage
    Australian Wool Innovation Limited1 Jan 2019
    People funded by this grant:
  • GRANT
    Fertility of sexed ram semen
    Australian Wool Innovation Limited1 Jan 2018
    People funded by this grant:
  • GRANT
    Development of oocyte transfer technology and laparoscopic insemination method for creation of a high productivity meat sheep flock
    Ministry of Education and Science of the Republic of Kazakhstan1 Sep 2015
    People funded by this grant:
    • de Graaf S,
    • Leahy TM
  • GRANT
    Fertility of sexed ram semen
    Australian Wool Innovation Limited1 Sep 2015
    People funded by this grant:
  • GRANT
    Developing Assisted Reproductive Technologies in Dromedary Camels
    Sultanate of Oman, Royal Court Affairs.1 Mar 2014
    People funded by this grant:
    • de Graaf S
  • GRANT
    Packed to perform: the effects of telomere traits and free radicals on sperm phenotypes, fertilization success, and offspring viability
    Australian Research Council (ARC)7 Feb 2014
    People funded by this grant:
    • de Graaf S,
    • Olsson M
  • GRANT
    Packed to perform: the effects of telomere traits and free radicals on sperm phenotypes, fertilization success, and offspring viability
    Australian Research Council (ARC)7 Feb 2014 - 31 Dec 2018
    People funded by this grant:
    • Olsson M,
    • de Graaf S,
    • Tobler M
  • GRANT
    Achieving low cost (cervical) artificial insemination with frozen ram semen
    Australian Wool Innovation Limited1 Jan 2014
    People funded by this grant:
  • GRANT
    CLARIOstar Multifunctional Microplate Reader for Shared Used at the Open Access, Multi-User Molecular Biology Core Facility
    National Health and Medical Research Council (NHMRC)1 Jan 2014
    People funded by this grant:
  • GRANT
    Fibre quality: Meeting market requirements
    Australian Wool Innovation Limited1 Jan 2013
    People funded by this grant:
    • McGregor B,
    • de Graaf S
  • GRANT
    Robotic High Throughput Western Analysis for the Open Access, Multi-User Sydney Cancer Research Core Facility
    DVC Research1 Jan 2013
    People funded by this grant:
  • GRANT
    Developing an effective diluent for transport of rabbit semen
    AgriFutures Australia4 Jan 2011
    People funded by this grant:
  • GRANT
    Developing assisted reproductive technologies in camelids, especially the alpaca
    AgriFutures Australia1 Jan 2011
    People funded by this grant:
  • GRANT
    Proteomic analysis of the interaction between sperm and seminal plasma in mammalian species
    The Faculty of Veterinary Science, University of Sydney1 Jan 2010
    People funded by this grant:
    • de Graaf S
  • GRANT
    Ruminant Reproduction Symposium - Successful cryopreservation of embryos produced from superovulated ewes inseminated with sex-sorted ram spermatozoa
    The Faculty of Veterinary Science, University of Sydney1 Jan 2010
    People funded by this grant:
    • de Graaf S
  • GRANT
    In vitro production of pig embryos using sex-sorted spermatozoa
    The Faculty of Veterinary Science, University of Sydney1 Jan 2009
    People funded by this grant:
    • de Graaf S