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. Author manuscript; available in PMC: 2015 Oct 21.
Published in final edited form as: Mod Pathol. 2013 Jul 26;27(2):231–237. doi: 10.1038/modpathol.2013.142

Table 4.

Mutational analysis results

Benign Brenner tumors Atypical proliferative
Brenner tumors
Gene Epithelium
n/tot (%)		 Stroma
n/tot (%)		 Epithelium
n/tot (%)		 Stroma
n/tot (%)
BRAF 0/20 (0) 0/20 (0) 0/7 (0) 0/7 (0)
CTNNB1 0/20 (0) 0/20 (0) 0/7 (0) 0/7 (0)
ERBB2 0/20 (0) 0/20 (0) 0/7 (0) 0/7 (0)
FOXL2 NA 0/20 (0) 0/7 (0) 0/7 (0)
KRAS 0/20 (0) 0/20 (0) 1/7 (14) 0/7 (0)
PIK3CA 0/20 (0) 1/20 (5) 2/7 (29) 0/7 (0)
PPP2R1A 0/20 (0) 0/20 (0) 0/7 (0) 0/7 (0)

Abbreviations: n, cases number mutated; tot, total case number analyzed; NA, not analyzed.