Resource Manual - International Embryo Transfer Society
Resource Manual - International Embryo Transfer Society
Resource Manual - International Embryo Transfer Society
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Large Felid Semen Collection by Rectal Probe<br />
Electrostimulation (Electroejaculation)<br />
N.M. Loskutoff<br />
Center for Conservation & Research, Omaha‘s Henry Doorly Zoo<br />
September 2003<br />
Contact information for further details:<br />
Naida Loskutoff at: NaidaL@omahazoo.com<br />
Publications using this protocol:<br />
1) Crichton, E.G., E. Bedows, A.K. Miller-Lindhom, D.M. Baldwin, D.L. Armstrong, L.H.<br />
Graham, J. Ford, J.O. Gjorret, P. Hyttel, C.E. Pope, G. Vajta and N.M. Loskutoff (2003) The<br />
efficacy of porcine gonadotropins for repeated stimulation of ovarian activity for oocyte retrieval<br />
and in vitro embryo production and cryopreservation in Siberian tigers (Panthera tigris altaica).<br />
Biology of Reproduction 68: 105-113.<br />
2) Gjorret, J.O., Crichton, E.G., Loskutoff, N.M., Armstrong, D.L. and Hyttel, P. Oocyte<br />
maturation, fertilization and early embryonic development in vitro in the Siberian tiger<br />
(Panthera tigris altaica). Molecular Reproduction and Development 63:79-88, 2002.<br />
3) Nelson, K.L., E.G. Crichton, L. Doty, D. Volenec, J.M. Finnegan, R.G. Morato, C.E. Pope, B.L.<br />
Dresser, D.L. Armstrong and N.M. Loskutoff (1999) Heterologous and homologous fertilizing<br />
capacity of cryopreserved felid sperm: a model for endangered species. Theriogenology 51:290,<br />
abst.<br />
4) Donoghue, A., A. Byers, L. Johnston, D. Armstrong, and D. Wildt. Timing of ovulation after<br />
gonadotrophin induction and its importance to successful intrauterine insemination in the tiger<br />
(Panthera tigris). Journal of Reproduction and Fertility, 107: pp 53-58. 1996<br />
Materials Needed:<br />
Rectal probe (see Fig. 1), sand paper<br />
Electrostimulator (e.g., Platz or Beltz models – for contact details,<br />
see Technology Subcommittee <strong>Resource</strong>s section)<br />
Electrical extension cord<br />
Lubricant (non-spermicidal)<br />
Latex gloves<br />
Paper towels<br />
15 ml conical tubes (sterile)<br />
Insulated container<br />
Medium (e.g., TL Hepes, Bio Whittaker)<br />
Permanent ink pen<br />
Warming packs (if necessary)<br />
Disinfectant<br />
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