- Reactive oxygen species generation is involved in epidermal growth factor receptor transactivation through the transient oxidization of Src homology 2-containing tyrosine phosphatase in endothelin-1 signaling pathway in rat cardiac fibroblasts. Chen, C.H., Cheng, T.H., Lin, H., Shih, N.L., Chen, Y.L., Chen, Y.S., Cheng, C.F., Lian, W.S., Meng, T.C., Chiu, W.T., Chen, J.J. Mol. Pharmacol. (2006)