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. 2018 May 31;53(2):685–693. doi: 10.3892/ijo.2018.4426

Table II.

Positive association between NRG1 and NRF2 in PTC tissues according to immunohistochemical analysis.

Tumor tissue NRF2
+ ++
NRG1
36 (18.3) 19 (9.7) 12 (6.1)
+ 11 (5.6) 30 (15.3) 16 (8.2)
++ 9 (4.6) 26 (13.3) 37 (18.9)

Data are presented as number (n) and the percentage in parentheses. Pearson’s χ2 test=40.307, P=0.001. NRG1, neuregulin 1; NRF2, nuclear factor E2-related factor 2; PTC, papillary thyroid cancer.