Ebtsam Sayed Hassan1, Mahmoud Mostafa Mahmoud1, Nguyen Huu Dung2, Kei Yuasa3, Toshihiro Nakai1
1Graduate School of biosphere Science, Hiroshima University
2Center for Aquatic Animal Health and Breeding Studies, Nha Trang University
3National Research Institute of Aquaculture, Fisheries Research Agency