9Jones BA , Gores GJ. Physiology and pathophysiology of apopsis in epithelial cells of the liver, Pancreasand intestine [J]. Am J Physiol, 1997,27(3) : 1174-1188.
10Fan M, Zhang HQ, Xue SB. Differential effects of Ca and Mg on endonuclease activation in isolnted promyelocytie HL-60 cell nuclei [ J]. Science in China (c), 1998, 41 ( 11 ) :351 - 359.