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Dr Roslyn Bathgate

BSc(Hons), PhD
Lecturer in Animal Reproduction

B19 - R.M.C. Gunn Building
The University of Sydney

Telephone +61 2 9351 5830
Fax +61 2 9351 3957

Research interests

Applied reproduction in domestic and wild animals Semen and embryo preservation, artificial insemination and embryo transfer; In vitro fertilisation and embryo culture; Reproductive endocrinology.
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Teaching and supervision

Animal Reproduction
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Themes

Animal Production

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Selected grants

2011

  • Developing assisted reproductive technologies in camelids, especially the alpaca; de Graaf S, Bathgate R; Rural Industries Research and Development Corporation/Research Priorities Program.
  • Developing an effective diluent for transport of rabbit semen; Bathgate R, de Graaf S; Rural Industries Research and Development Corporation/Research Priorities Program.

2008

  • Addition of antioxidants during and after cryopreservation of stallion sperm in lactose-EDTA (20% egg yolk); Bathgate R; University of Sydney USA Foundation/Faculty of Veterinary Science Bequest.

2007

  • Bovine Sperm Sexing; Bathgate R; DVC Research/Bridging Support Fellowship.
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Selected publications

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Journals

  • Bathgate, R. (2011). Antioxidant Mechanisms and their Benefit on Post-thaw Boar Sperm Quality. Reproduction in Domestic Animals, 46(Suppl 2), 23-25.
  • Underwood, S., Bathgate, R., Maxwell, W., Evans, G. (2010). Birth of offspring after artificial insemination of heifers with frozen-thawed, sex-sorted, re-frozen-thawed bull sperm. Animal Reproduction Science, 118(2-4), 171-175.
  • Underwood, S., Bathgate, R., Pereira, D., Castro, A., Thomson, P., Maxwell, W., Evans, G. (2010). Embryo production after in vitro fertilization with  frozen-thawed, sex-sorted, re-frozen-thawed bull sperm. Theriogenology: an international journal of animal reproduction, 73, 97-102.
  • Leahy, T., Celi, P., Bathgate, R., Evans, G., Maxwell, W., Marti, J. (2010). Flow-sorted ram spermatozoa are highly suseptible to hydrogen peroxide damage but are protected by seminal plasma and catalase. Reproduction, Fertility and Development, 22(7), 1131-1140.
  • Underwood, S., Bathgate, R., Maxwell, W., Evans, G. (2009). Development of Procedures for Sex-sorting Frozen-thawed Bovine Spermatozoa. Reproduction in Domestic Animals, 44(3), 460-466.
  • Underwood, S., Bathgate, R., Maxwell, W., Evans, G. (2009). In vitro characteristics of frozen-thawed, sex-sorted bull sperm after refreezing or incubation at 15 or 37oC. Theriogenology: an international journal of animal reproduction, 72(7), 1001-1008.
  • Underwood, S., Bathgate, R., Ebsworth, M., Maxwell, W., Evans, G. (2009). Pregnancy loss in heifers after artificial insemination with frozen-thawed, sex-sorted, re-frozen-thawed dairy bull sperm. Animal Reproduction Science, 118, 7-12.
  • Bathgate, R., Grossfeld, R., Susetio, D., Ruckholdt, M., Heasman, K., Rath, D., Evans, G., Maxwell, W. (2008). Early Pregnancy loss in sows after low-dose, deep uterine artificial insemination with sex-sorted, frozen-thawed sperm. Animal Reproduction Science, 104, 440-444.
  • Bathgate, R., Eriksson, B., Thomson, P., Maxwell, W., Evans, G. (2008). Field fertility of frozen-thawed boar sperm at low doses using non-surgical, deep uterine insemination. Animal Reproduction Science, 103(3-4), 323-335.
  • Bathgate, R. (2008). Functional integrity of sex-sorted, frozen-thawed boar sperm and its potential for artificial insemination. Theriogenology: an international journal of animal reproduction, 70, 1234-1241.
  • Morton, K., Bathgate, R., Evans, G., Maxwell, W. (2007). Cryopreservation of epididymal alpaca (Vicugna pacos) sperm: a comparison of citrate-, Tris- and lactose-based diluents and pellets and straws. Reproduction, Fertility and Development, 19, 792-796.
  • Bathgate, R., Maxwell, W., Evans, G. (2007). Effects of platelet-activating factor and platelet-activating factor: acetylhydrolase on in vitro post-thaw boar sperm parameters. Theriogenology: an international journal of animal reproduction, 67(4), 886-892.
  • Bathgate, R., Morton, K., Eriksson, B., Rath, D., Sieg, B., Maxwell, W., Evans, G. (2007). Non-surgical deep intra-uterine transfer of in vitro produced porcine embryos derived from sex-sorted frozen-thawed boar sperm. Animal Reproduction Science, 99(1-2), 82-92.
  • Underwood, S., Bathgate, R., Maxwell, W., O'Donnell, M., Evans, G. (2007). Pregnancies after artificial insemination of frozen-thawed, sex-sorted, re-frozen-thawed dairy bull sperm. Reproduction in Domestic Animals, 42(5), 78-78.
  • Bathgate, R., Maxwell, W., Evans, G. (2006). Studies on the Effect of Supplementing Boar Semen Cryopreservation Media with Different Avian Egg Yolk Types on in Vitro Post-thaw Sperm Quality. Reproduction in Domestic Animals, 41, 68-73.
  • Maxwell, W., Evans, G., Hollinshead, F., Bathgate, R., de Graaf, S., Eriksson, B., Gillan, L., Morton, K., O'Brien, J. (2004). Integration Of Sperm Sexing Technology Into The Art Toolbox. Animal Reproduction Science, 82-83, 79-95.
  • Lu, D., Li, Y., Bathgate, R., Day, M., O'Neill, C. (2003). Ligand-activated signal transduction in the 2-cell embryo. Biology Of Reproduction, 69(1), 106-116.

Conferences

  • de Graaf, S., Grupen, C., Rickard, J., Bathgate, R., Mactier, S., Kohnke, B., Crossett, B., Maxwell, W., Christopherson, R., Druart, X. (2012). Identification of Membrane Glycoproteins of Ejaculated and Epididymal Boar Spermatozoa Using LC-MS/MS. The 2nd World Congress of Reproductive Biology, N/A: N/A.
  • Lowe, J., Bathgate, R., Grupen, C. (2012). Stimulating lipid metabolism during porcine oocyte maturation: Effect of L-carnitine in the absence of pyruvate and lactate,. The Annual Scientific Meeting of the Endocrine Society of Australia and the Society for Reproductive Biology 2012, N/A: N/A.
  • Morton, K., Bathgate, R., Evans, G., Maxwell, W. (2006). A comparison of 3 diluents for the cryopreservation of epididymal alpaca sperm. Australian Alpaca Association Conference, Adelaide: Australian Alpaca Association.
  • Underwood, S., Bathgate, R., Gillan, L., Maxwell, W., Evans, G. (2006). A comparison of staining media for sex-sorting cooled dairy bull spermatozoa. 7th International Ruminant Reproduction Symposium.
  • Underwood, S., Bathgate, R., Gillan, L., Maxwell, W., Evans, G. (2006). A comparison of staining medium for sex- sorting frozen thawed Bull sperm. European Society of Domestic Animal Reproduction, Germany: Blackwell Publishers.
  • Morton, K., Bathgate, R., Evans, G., Maxwell, W. (2006). A Comparison of Three Diluents for the Cryopreservation of Epididymal Alpaca Sperm. European Society of Domestic Animal Reproduction, Germany: Blackwell Publishers.
  • Morton, K., Bathgate, R., Evans, G., Maxwell, W. (2006). Cryopreservation of epididymal alpaca sperm in pellets and straws frozen on dry ice or in liquid nitrogen. Australian Alpaca Association Conference, Adelaide: Australian Alpaca Association.
  • Bailey, K., Morton, K., Bathgate, R., Evans, G., Maxwell, W. (2006). Effect of Alpaca age on testes growth and development , sperm production and post-thaw sperm survival: preliminary results. Australian Alpaca Association Conference, Adelaide: Australian Alpaca Association.
  • Bathgate, R., Eriksson, B., Maxwell, W., Evans, G. (2005). Effect of pre-freeze addition of platelet-activating factor and platelet-activating factor:acetylhydrolase on the post thaw integrity of frozen-thawed boar sperm. International Embryo Transfer Society Reproduction, Collingwood, Vic.: CSIRO.
  • Bathgate, R., Morton, K., Eriksson, B., Rath, D., Sieg, B., Chami, O., Stojanov, T., Maxwell, W., Evans, G. (2005). Production of porcine embryos of a predetermined sex after in vitro fertilisation of in vitro matured oocytes with sex-sorted frozen-thawed boar sperm. International Embryo Transfer Society Reproduction, Collingwood, Vic.: CSIRO.
  • Eriksson, B., Bathgate, R., Maxwell, W., Evans, G. (2004). Developing techniques for pig AI. Australian Association of Pig Veterinarians, Eight Mile Plains, Qld.: Australian Association of Pig Veterinarians.
  • Maxwell, W., Evans, G., Hollinshead, F., Bathgate, R., de Graaf, S., Eriksson, B., Gillan, L., Morton, K., O'Brien, J. (2004). Intergration Of Sperm Sexing Technology Into The Art Toolbox. 15th International Congress on Animal Reproduction ICAR 2004, Netherlands: Elsevier.
  • Eriksson, B., Bathgate, R., Maxwell, W., Evans, G. (2003). Effect of seminal plasma protein fractions on boar spermatozoa motility and acrosome integrity. 5th International Conference on Boar Semen Preservation. Elservier Science Ltd.
  • Bathgate, R., Eriksson, B., Maxwell, W., Evans, G. (2003). Low dose deep intrauterine insemination of sows with fresh and frozen-thawed spermatozoa. 5th International Conference on Boar Semen Preservation. Elservier Science Ltd.
  • Bathgate, R., Eriksson, B., Maxwell, W., Evans, G. (2003). Potential damage to the uterine lining after non-surgical deep intrauterine insemination of sows. Biennial Conference of the Australasian Pig Science Association. 2003, Werribee, Vic.: Australasian Pig Science Association.
  • Bathgate, R., Eriksson, B., Maxwell, W., Evans, G. (2002). Addition of seminal plasma to boar sperm before and after cryopreservation. Australian Society for Reproductive Biology. Meeting, 2002, Perth: Australian Society for Reproductive Biology.
  • Bathgate, R., Eriksson, B., Maxwell, W., Evans, G. (2002). Effect of seminal plasma on frozen-thawed boar semen. Australian Society for Reproductive Biology. Meeting, 2002, Perth: Australian Society for Reproductive Biology.
  • Bathgate, R., Eriksson, B., Maxwell, W., Evans, G. (2001). Comparison of boar semen freezing methods. Biennial Conference of the Australasian Pig Science Association, 2001, Werribee, Vic.: Australasian Pig Science Association.

2012

  • de Graaf, S., Grupen, C., Rickard, J., Bathgate, R., Mactier, S., Kohnke, B., Crossett, B., Maxwell, W., Christopherson, R., Druart, X. (2012). Identification of Membrane Glycoproteins of Ejaculated and Epididymal Boar Spermatozoa Using LC-MS/MS. The 2nd World Congress of Reproductive Biology, N/A: N/A.
  • Lowe, J., Bathgate, R., Grupen, C. (2012). Stimulating lipid metabolism during porcine oocyte maturation: Effect of L-carnitine in the absence of pyruvate and lactate,. The Annual Scientific Meeting of the Endocrine Society of Australia and the Society for Reproductive Biology 2012, N/A: N/A.

2011

  • Bathgate, R. (2011). Antioxidant Mechanisms and their Benefit on Post-thaw Boar Sperm Quality. Reproduction in Domestic Animals, 46(Suppl 2), 23-25.

2010

  • Underwood, S., Bathgate, R., Maxwell, W., Evans, G. (2010). Birth of offspring after artificial insemination of heifers with frozen-thawed, sex-sorted, re-frozen-thawed bull sperm. Animal Reproduction Science, 118(2-4), 171-175.
  • Underwood, S., Bathgate, R., Pereira, D., Castro, A., Thomson, P., Maxwell, W., Evans, G. (2010). Embryo production after in vitro fertilization with  frozen-thawed, sex-sorted, re-frozen-thawed bull sperm. Theriogenology: an international journal of animal reproduction, 73, 97-102.
  • Leahy, T., Celi, P., Bathgate, R., Evans, G., Maxwell, W., Marti, J. (2010). Flow-sorted ram spermatozoa are highly suseptible to hydrogen peroxide damage but are protected by seminal plasma and catalase. Reproduction, Fertility and Development, 22(7), 1131-1140.

2009

  • Underwood, S., Bathgate, R., Maxwell, W., Evans, G. (2009). Development of Procedures for Sex-sorting Frozen-thawed Bovine Spermatozoa. Reproduction in Domestic Animals, 44(3), 460-466.
  • Underwood, S., Bathgate, R., Maxwell, W., Evans, G. (2009). In vitro characteristics of frozen-thawed, sex-sorted bull sperm after refreezing or incubation at 15 or 37oC. Theriogenology: an international journal of animal reproduction, 72(7), 1001-1008.
  • Underwood, S., Bathgate, R., Ebsworth, M., Maxwell, W., Evans, G. (2009). Pregnancy loss in heifers after artificial insemination with frozen-thawed, sex-sorted, re-frozen-thawed dairy bull sperm. Animal Reproduction Science, 118, 7-12.

2008

  • Bathgate, R., Grossfeld, R., Susetio, D., Ruckholdt, M., Heasman, K., Rath, D., Evans, G., Maxwell, W. (2008). Early Pregnancy loss in sows after low-dose, deep uterine artificial insemination with sex-sorted, frozen-thawed sperm. Animal Reproduction Science, 104, 440-444.
  • Bathgate, R., Eriksson, B., Thomson, P., Maxwell, W., Evans, G. (2008). Field fertility of frozen-thawed boar sperm at low doses using non-surgical, deep uterine insemination. Animal Reproduction Science, 103(3-4), 323-335.
  • Bathgate, R. (2008). Functional integrity of sex-sorted, frozen-thawed boar sperm and its potential for artificial insemination. Theriogenology: an international journal of animal reproduction, 70, 1234-1241.

2007

  • Morton, K., Bathgate, R., Evans, G., Maxwell, W. (2007). Cryopreservation of epididymal alpaca (Vicugna pacos) sperm: a comparison of citrate-, Tris- and lactose-based diluents and pellets and straws. Reproduction, Fertility and Development, 19, 792-796.
  • Bathgate, R., Maxwell, W., Evans, G. (2007). Effects of platelet-activating factor and platelet-activating factor: acetylhydrolase on in vitro post-thaw boar sperm parameters. Theriogenology: an international journal of animal reproduction, 67(4), 886-892.
  • Bathgate, R., Morton, K., Eriksson, B., Rath, D., Sieg, B., Maxwell, W., Evans, G. (2007). Non-surgical deep intra-uterine transfer of in vitro produced porcine embryos derived from sex-sorted frozen-thawed boar sperm. Animal Reproduction Science, 99(1-2), 82-92.
  • Underwood, S., Bathgate, R., Maxwell, W., O'Donnell, M., Evans, G. (2007). Pregnancies after artificial insemination of frozen-thawed, sex-sorted, re-frozen-thawed dairy bull sperm. Reproduction in Domestic Animals, 42(5), 78-78.

2006

  • Morton, K., Bathgate, R., Evans, G., Maxwell, W. (2006). A comparison of 3 diluents for the cryopreservation of epididymal alpaca sperm. Australian Alpaca Association Conference, Adelaide: Australian Alpaca Association.
  • Underwood, S., Bathgate, R., Gillan, L., Maxwell, W., Evans, G. (2006). A comparison of staining media for sex-sorting cooled dairy bull spermatozoa. 7th International Ruminant Reproduction Symposium.
  • Underwood, S., Bathgate, R., Gillan, L., Maxwell, W., Evans, G. (2006). A comparison of staining medium for sex- sorting frozen thawed Bull sperm. European Society of Domestic Animal Reproduction, Germany: Blackwell Publishers.
  • Morton, K., Bathgate, R., Evans, G., Maxwell, W. (2006). A Comparison of Three Diluents for the Cryopreservation of Epididymal Alpaca Sperm. European Society of Domestic Animal Reproduction, Germany: Blackwell Publishers.
  • Morton, K., Bathgate, R., Evans, G., Maxwell, W. (2006). Cryopreservation of epididymal alpaca sperm in pellets and straws frozen on dry ice or in liquid nitrogen. Australian Alpaca Association Conference, Adelaide: Australian Alpaca Association.
  • Bailey, K., Morton, K., Bathgate, R., Evans, G., Maxwell, W. (2006). Effect of Alpaca age on testes growth and development , sperm production and post-thaw sperm survival: preliminary results. Australian Alpaca Association Conference, Adelaide: Australian Alpaca Association.
  • Bathgate, R., Maxwell, W., Evans, G. (2006). Studies on the Effect of Supplementing Boar Semen Cryopreservation Media with Different Avian Egg Yolk Types on in Vitro Post-thaw Sperm Quality. Reproduction in Domestic Animals, 41, 68-73.

2005

  • Bathgate, R., Eriksson, B., Maxwell, W., Evans, G. (2005). Effect of pre-freeze addition of platelet-activating factor and platelet-activating factor:acetylhydrolase on the post thaw integrity of frozen-thawed boar sperm. International Embryo Transfer Society Reproduction, Collingwood, Vic.: CSIRO.
  • Bathgate, R., Morton, K., Eriksson, B., Rath, D., Sieg, B., Chami, O., Stojanov, T., Maxwell, W., Evans, G. (2005). Production of porcine embryos of a predetermined sex after in vitro fertilisation of in vitro matured oocytes with sex-sorted frozen-thawed boar sperm. International Embryo Transfer Society Reproduction, Collingwood, Vic.: CSIRO.

2004

  • Eriksson, B., Bathgate, R., Maxwell, W., Evans, G. (2004). Developing techniques for pig AI. Australian Association of Pig Veterinarians, Eight Mile Plains, Qld.: Australian Association of Pig Veterinarians.
  • Maxwell, W., Evans, G., Hollinshead, F., Bathgate, R., de Graaf, S., Eriksson, B., Gillan, L., Morton, K., O'Brien, J. (2004). Integration Of Sperm Sexing Technology Into The Art Toolbox. Animal Reproduction Science, 82-83, 79-95.
  • Maxwell, W., Evans, G., Hollinshead, F., Bathgate, R., de Graaf, S., Eriksson, B., Gillan, L., Morton, K., O'Brien, J. (2004). Intergration Of Sperm Sexing Technology Into The Art Toolbox. 15th International Congress on Animal Reproduction ICAR 2004, Netherlands: Elsevier.

2003

  • Eriksson, B., Bathgate, R., Maxwell, W., Evans, G. (2003). Effect of seminal plasma protein fractions on boar spermatozoa motility and acrosome integrity. 5th International Conference on Boar Semen Preservation. Elservier Science Ltd.
  • Lu, D., Li, Y., Bathgate, R., Day, M., O'Neill, C. (2003). Ligand-activated signal transduction in the 2-cell embryo. Biology Of Reproduction, 69(1), 106-116.
  • Bathgate, R., Eriksson, B., Maxwell, W., Evans, G. (2003). Low dose deep intrauterine insemination of sows with fresh and frozen-thawed spermatozoa. 5th International Conference on Boar Semen Preservation. Elservier Science Ltd.
  • Bathgate, R., Eriksson, B., Maxwell, W., Evans, G. (2003). Potential damage to the uterine lining after non-surgical deep intrauterine insemination of sows. Biennial Conference of the Australasian Pig Science Association. 2003, Werribee, Vic.: Australasian Pig Science Association.

2002

  • Bathgate, R., Eriksson, B., Maxwell, W., Evans, G. (2002). Addition of seminal plasma to boar sperm before and after cryopreservation. Australian Society for Reproductive Biology. Meeting, 2002, Perth: Australian Society for Reproductive Biology.
  • Bathgate, R., Eriksson, B., Maxwell, W., Evans, G. (2002). Effect of seminal plasma on frozen-thawed boar semen. Australian Society for Reproductive Biology. Meeting, 2002, Perth: Australian Society for Reproductive Biology.

2001

  • Bathgate, R., Eriksson, B., Maxwell, W., Evans, G. (2001). Comparison of boar semen freezing methods. Biennial Conference of the Australasian Pig Science Association, 2001, Werribee, Vic.: Australasian Pig Science Association.
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