Conclusion The IgY antibodies couldinhibit streptococcal adherence significantly and the best adherence-inhibiting concentration is 1:2 of the original.

• mutans MT6R和S.；sobrinus 6715的IgY抗体能干扰这两种变链菌的粘附，1:2稀释倍数浓度的IgY抗体抗S