1Ressell MW,Moldoveanu Z, White PL,et al. Secretory immunity in defense against cariogenic mutans treptococci Caries res. 1997,33(1) :4 -15.
2Otake S, Nishihara Y, Makimura M, et al. Protection of Rats against Dental Caries by passive Immunization with Hen - egg Yolk antibody(IgY) [ J]. J Den RES, 1991,70( 3 ) :162 - 166.
3Kohler B, Birkhed D, Oission S,et al. Acid production by human strains of streptoccus mutans and streptoccus sobrinus [J]. Caries res,1995,29(5) :402 -406.
4Lindquist B, Emilson CG. Dental location of streptoccus mutans and streptoccus sobrinus in human harboring both species [ J ].Caries res,1997,25(2) :146 -152.
5Ahmady K,Marsh PP,Newman HIV,et al. Distribution streptoccus mutans and streptoccus sobrinus sub - sites in human approxinal dental plaque[J]. Garies res,1999,27(2) :135 - 139.
6Desoet JJ, Holbrook WP, Van Amerongen WE, et al. Prevalence of streptoccus mutans in relation to dental caries in child from Iceland and the Netherlands[ J]. ASDC J Dent Child, 1990,57(5) :337 -342.
7Kohier B, Krasse B. Human strains of mutans streptocci show different cariogenicity potential in the hamster model[ J ]. Oral Microbial Immunol, 1990,5 (4) :177 - 180.
8Desoet JJ,Van Loveren C,Lammens AJ,et al. Differences in cariogenicity between fresh isolates of streptoccus mutans and streptoccus sobrinusat [ J]. Caries res,1991,25(2) :116 -122.
