7Ravanti L, K~ih~ri VM. Matrix metalloproteinases in wound repair(review) [ J]. Int J Mol Med, 2000,45 (6) : 391 -407.
8Shimizu Y, Kataoka M, Seto H, et al. Nifedipine induces gingival epithelial hyperplasia inrats through inhibition of apoptosis [J]. J Periodontol, 2002, 73 (8) : 861 -867.
9Maita E, Sato M, Yamaki K. Effect of tranilast on matrix metalloproteinase-1 secretion from human gingival fibroblasts in vitro [ J ]. J Periodontol, 2004, 75(8): 1054-1060.
10Sakagami G, Sato E, Sugita Y, et al. Effects of nifedipine and interleukin-la on the expression of collagen, matrix metalloproteinase-1, and tissue inhibi- tor of metalloproteinase-1 in human gingival fibroblasts [J]. J Periodontal Res, 2006, 41(4) : 266-272.