Sulindac selectively inhibits colon tumor cell growth by activating the cGMP/PKG pathway to suppress wnt/β-catenin signaling

Nan Li, Yaguang Xi, Heather N. Tinsley, Evrim Gurpinar, Bernard D. Gary, Bing Zhu, Yonghe Li, Xi Chen, Adam B. Keeton, Ashraf H. Abadi, Mary P. Moyer, William E. Grizzle, Wen Chi Chang, Margie L. Clapper, Gary A. Piazza