With use of a novel technique of chemiluminescent optical fiber immunoassay (the instrument is called chemiluminescent optical fiber immunosensor), Salama et al. [75] tested sera from 11 epithelial ovarian carcinoma patients, 22 breast carcinoma patients, and asymptomatic controls for the presence of IgM anti-GIPC-1 AAbs. The gene discussed is GIPC1; the disease is breast carcinoma.