Fig. 1From: Multiple PIK3CA mutation clonality correlates with outcomes in taselisib + fulvestrant-treated ER+/HER2–, PIK3CA-mutated breast cancersFlow diagram of baseline ctDNA samples analyzed and estimated clonality collected from SANDPIPER participants. PIK3CAmut is defined as a single nucleotide variant in the PIK3CA gene that is predicted to be of known or likely oncogenic significanceBack to article page