Name of the thesis: Research in determination of F8 gene mutation cause Hemophilia A Student reseach: Luu Vu Dung Major: Biochemistry Course: 29 Code: 62.72.01.12 Supervisors: Prof Ta Thanh Van Dr Tran Van Khanh Training Facility: Hanoi Medical University New contributions of the thesis: Hemophilia A is a recessive sex-linked disease, the gene caused the disease locate in X chromosome.