Table I Distribution of marker signals detected by RPPA in FF and FFPE xenograft tumor tissue specimens. Data are n (%). Mean differences in marker level between FF and FFPE tissues were analyzed using paired t-tests (Bonferroni corrected α = 0.00017)
OverallAfter Bonferroni correction
Similar levelsHigher in FF than FFPELower in FF than FFPESimilar levelsHigher in FF than FFPELower in FF than FFPE
All proteins (n = 300)59 (20%)145 (48%)96 (32%)121 (40%)109 (36%)70 (23%)
Phospho proteins (n = 89)19 (21%)45 (51%)25 (28%)42 (47%)31 (35%)16 (18%)