PIK3CA and ovarian clear cell cancer: Pharmacogenomics results of AKT and PIK3CA gene abnormalities tested by PCR or droplet digital PCR in tumor tissue samples for patients in the SAP with endometrial cancer (cohorts 1 and 2; n = 23) and those with ovarian clear cell carcinoma (cohort 3; n = 20) are shown in Fig. 3.