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. 2016 Mar 21;7(17):24549–24558. doi: 10.18632/oncotarget.8240

Table 2. PIK3CA amplification status according to liposarcoma histologic subtype.

Histologic classification Normal Copy Number Copy Number Gain
Polysomy Amplification Total, n (%)
Well- and De-differentiated 33 6 3 9 (21.4)
 Well- differentiated 30 6 3
 De-differentiated 3 0 0
Myxoid/Round cell, Pleomorphic 54 5 0 5 (8.5)
 Myxoid/ Round cell 49 3 0
 Pleomorphic 5 2 0
Total, n (%) 87 (86.1) 11 (10.9) 3 (3.0)
14 (13.9)