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Zoltan Machaty

Animal Sciences 

  • Professor of Animal Sciences
  • Associate Professor of Animal Sciences
LILY Room 3-233
915 W. State St.
West Lafayette, IN 47907-2054

Area of Expertise: Reproductive Physiology and Developmental Biology

Education: B.S., Debrecen University, Hungary; M.S. and Ph.D., Szent Istvan University, Hungary
Post-doctoral Training: University of Missouri, Columbia, Missouri

Research Program


ANSC 53400 - Advanced Reproductive Physiology 

News Releases

Cellular Clues - Animal Sciences researchers look for links between egg quality and disease development - Purdue Agricultures Magazine, Summer 2007

Personal Information

Dr. Machaty grew up in Hungary. He has a wife, two daughters, and two cats. He enjoys travelling, hiking, and photography. Zoltan can bake excellent bread. 


L-R photos: Pig embryo after DNA staining | Pig egg | Pig blastocysts

Awards & Honors

(2015) Honorary Professor. University of West Hungary.


Machaty, Z. Complete Activation of Mammalian Oocytes. U.S. Patent No. US 6,211,429 B1. Washington, D.C.: U.S. Patent and Trademark Office.

Selected Publications

Lee, K., Wang, C., Spate, L., Murphy, C., Prather, R., & Machaty, Z. (2014). Gynogenetic activation of porcine oocytes. Cell. Reprogram, 16, 121-129.

Pirro, V., Oliveri, P., Ferreira, C., Gonzàlez-Serrano, A., Machaty, Z., & Cooks, R. (2014). Lipid characterization of individual porcine oocytes by dual mode DESI-MS and date fusion. Anal. Chim. Acta, 848, 51-60.

Herrick, J., Wang, C., & Machaty, Z. (in press). Selection of permeating cryoprotectants for vitrification of in vitro matured feline oocytes. Reprod. Fertil. Dev.

Gonzalez-Garcia, J., Bradley, J., Nomikos, M., Paul, L., Machaty, Z., Lai, F., & Swann, K. (2014). The dynamics of MAPK inactivation at fertilization in mouse eggs. J. Cell Sci, 127(Pt 12), 2749-2760.

Machaty, Z., & Wang, C. (2013). Calcium influx in mammalian eggs. Reproduction, 145, 97-105. Retrieved from

Lee, K., Wang, C., Spate, L., Murphy, C., Prather, R., & Machaty, Z. (in press). Gynogenetic activation of porcine oocytes. Cellular Reprogramming.

Machaty, Z. (2013). Oocyte calcium homeostasis. In Oocyte physiology and development in domestic animals (145-164). Hoboken, NJ: Wiley-Blackwell.

Machaty, Z. (2013). Signal transduction during fertilization in pig oocytes with special regard on gene preservation. 2nd Fatty Pig Science and Utilization International Conference, 13.

Gonzalez-Garcia, R., Bradley, J., Machaty, Z., Paul, L., Nomikos, M., Lai, F., & Swann, K. (2013). The dynamics of Mos and MAPK inactivation during fertilization of mouse eggs. Proc. Gordon Research Conference on Fertilization and Activation of Development, 48.

Gonzalez-Garcia, J., Machaty, Z., Lai, F., & Swann, K. (2013). The dynamics of PKC-induced phosphorylation triggered by Ca2+ oscillations in mouse eggs. Journal of Cellular Physiology, 228, 110-119. Retrieved from