Dr. Saeed Zavareh is currently associate professor in the department of Cell and Molecular Biology of Damghan University in Iran. He also holds the positions as consultant and researcher of the reproductive biology unit at the Institute of Biological Sciences in Damghan University. He received his Ph.D. degree in Theriogenology from Urmia University, and his Ph.D. thesis was partly done at University of Tarbiat Modares, Iran. His primary area of research focused on developing novel methods in fertility preservation including cryopreservation of ovarian tissue, oocyte and embryo. He also interested to study the role of stem cells in reproductive biology.