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Network Member Profile

Current Field of Study

• Nuclear transfer (cloning) in sheep and cattle.
• Male germline stem cell transplantation
• Spermatogonial and embryonic stem cell development
• Effect of stress on early embryonic development
  

Australian Collaborators

• A/Prof Paul Greenwood, NSW Dept Agriculture, Armidale, NSW.
• Dr Kate Loveland, Monash Institute of Reproduction, Melbourne, Vic.
• Dr Michael Holland, Monash Institute of Reproduction, Melbourne, Vic.
• Dr Paul Verma Monash Institute of Reproduction, Melbourne, Vic.
• Dr Natalka Suchowerska School of Physics, University of Sydney
• Dr Michael Jackson, Faculty of Medicine, University of Sydney
  

International Collaborators

• Ina Dobrinski (Univ Pennsylvania)
• Don Schlafer (Cornell Univ)
• Jim Peterson (AgResearch, NZ)

Facilities

• Micromanipulation microscopes
• Bovine and ovine embryo culture, stem cell culture
• Histology, immunohistology
• Genomics, Proteomics center and microarray facility
• Sheep and cattle handling facilities and surgeries; Animal behaviour and cognitive assessment
• Shared project facilities with CSIRO Divisions of Molecular and Health Technologies, Clayton (Werkmeister, Thissen, Ramshaw labs) ; Human Nutrition, Adelaide (Fenech lab)
  

Recent Publications

George A. Riding , Alun Jones, Michael K. Holland, Jonathan R. Hill, Sigrid A. Lehnert. Proteomic analysis of bovine conceptus fluids during early pregnancy. Proteomics (accepted June 2007)

Herrid M, Davey R, Hill J . The characterization of germ cells from pre-pubertal bull calves in preparation for germ cell transplantation. Cell and Tissue Research (Accepted May 2007)

George A. Riding , Sigrid A. Lehnert, Andrew J. French and Jonathan R. Hill Conceptus related measurements during the first trimester of bovine pregnancy. British Veterinary Journal 2007 (accepted Feb 2007).

Neil Bower, Ralf Moser, Jonathan Hill, and Sigrid Lehnert. Development of a universal reference method for quantitative real-time PCR gene expression analysis of preimplantation embryos. Biotechniques 2007;42:199-206.

Herrid M, Vignarajan S, Davey R, Dobrinski I, Hill J. Successful transplantation of bovine testicular cells to heterologous recipients. Reproduction 2006 132;617-624.

Hill JR, Dobrinski I. Male germ cell transplantation in livestock. Reprod Fert Dev: 2006;18(1-2):13-8.

Davies CJ, Hill JR, Edwards JL, Schrick FN, Fisher PJ, Eldridge JA, Schlafer DH. (2004) Major histocompatibility antigen expression on the bovine placenta: its relationship to abnormal pregnancies and retained placenta. Anim Reprod Sci. 2004 Jul;82-83:267-80. Review.

Hill JR, Schlafer DH, Fisher PJ, Davies CJ. Abnormal expression of trophoblast major histocompatibility class I antigen in cloned bovine pregnancies is associated with a pronounced endometrial lymphocytic response. Biology of Reproduction 2002:67;1:179-202.

Hill JR, Edwards JF, Sawyer N, Blackwell C, Cibelli JB. Placental Anomalies in a Viable Cloned Calf. Cloning 2001:3(2):83-88.

Gray CA, Taylor KM, Ramsey WS, Hill JR, Bazer FW, Bartol FF, Spencer TE.  Endometrial glands are required for pre-implantation conceptus elongation and survival.  Biol Reprod 2001;64:1608-1613.

Betts DH, Bordignon V, Hill JR, Winger QA, Westhusin ME, Smith LC, King WA Reprogramming of telomerase activity and rebuilding of telomere length in cloned cattle. Proc Natl Acad Sci 2001; 98:1077-1082.

Hill, JR, Winger QA, Burghardt, RC, Westhusin ME. Bovine Nuclear Transfer Embryo Development Using Cells Derived from a Cloned Fetus. An Reprod Sci 2001;67:17-26.

Hill JR, Burghardt RC, Jones K, Long CR, Looney CR, Shin T, Spencer TE, Thompson JA, Winger QA, Westhusin ME. Evidence for placental abnormality as the major cause of mortality in first trimester somatic cell cloned bovine fetuses. Biology of Reproduction 2000:63(6);1787-1794.

Hill JR, Winger QA, Long, CR, Looney CR, Thompson JA, Westhusin ME. Development rates of bovine nuclear transfer embryos derived from adult and fetal cells. Biology of Reproduction 2000:62;1135-1140.