Matrix metalloproteinase 8 and 9 regulations of polymorphonuclear leukocytes stimulated by Porphyromonas gingivalis with different fimA genotypes
OUYANG Yu -ling1, WU Ya -fei2, ZHAO Lei1, XIAO Xiao -rong1, ZHANG Jing-yi1, LI Xiao-yu1
West China Journal of Stomatology . 2009, (02): 206 -209 .