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. 2010 Aug 3;103(5):622–628. doi: 10.1038/sj.bjc.6605761

Table 1. EGFR and mTOR pathway immunostaining in 107 SCLC tissue specimens.

Immunohistochemical staining Negative Weak Strong
EGFR 67 (63%) 24 (22%) 16 (15%)
p-ERK 93 (87%) 8 (7%) 6 (6%)
p-AKT 81 (76%) 20 (19%) 6 (5%)
p-mTOR 48 (45%) 41 (38%) 18 (17%)
p-p70s6K 10 (9%) 40 (38%) 57 (53%)

Abbreviations: EGFR=epidermal growth factor receptor; mTOR=mammalian target of rapamycin; p-AKT=phosphorylated AKT; p-ERK=phosphorylated extracellular signal-regulated kinase; SCLC=small cell lung cancer.