7[1]Koshland D E. NO news is a good news. [J] Science, 1992, 258: 1861~1864
8[2]Furchgott R F, Zawadzki J V. The obligatory role of the endothelium in the relaxation of arterial smooth muscle by acetylcholime. [J] Nature, 1980, 288: 373~376
9[3]Furchgott R F. Role of endothelium in responses of vascular smooth muscle. [J] Circulation Res, 1983, 53: 557~573
10[4]Hong Sheng, Louis J Ignarro. Biochemical and immunohistochemical characterization of nitric oxide synthase in the rat retina. [J] Pharmacol Res, 1996, 33: 29~34