VIRMA and malignant sex cord stromal tumor of ovary: However, it is also important to know that there are many types of ovarian cancer including ovarian epithelial tumors, ovarian malignant germ cell tumors, and ovarian malignant sex cord stromal tumors, etc. Whether the specific expression of KIAA1429 is consistent among different types of ovarian tumors is still unclear, and more in vitro and in vivo experiments are needed to confirm it.