5Pizcueta MP,Pique JM,Bosch J,et al. Effects of inhibiting nitric oxide biosynthesis on the systemic and splanchnic circuation of rats with portsl hypertension[J].Br J pharmacology, 1992,105(1):184～190
6Lee Fy,Albillos A, Colombato LA, et al. The role of nitric oxide in the vascular Hyporesposiveness to methoxanine in portal hypertensive rats [J]. Hepatology, 1992,16(4): 1 043～ 1 048
7Sims DE. The pericyte a review[J]. Tissue Cell, 1986,18(7): 153-174
8Yanagisawa M. The endothelin system. A new target for therapeutic intervention. [J ]. Circulation, 1994,89(3): 1320 ～ 1 322
9Kurihara Y,Kurihara H,Suzuki H, et al. Elevated blood pressure and craniofacial abnormalities in mice deficient in endothelin-1 [J]. Nature, 1994,368(6473) :703～710
10Rocke YD. The cellular pathogenesis of potral hyperTension: stellate cell contractility, endothelin and nitric oxide[J ]. Hepatology, 1997,25(1):2～5
