Table 2.

Reactions of rabbit antisera with A. naeslundii T14V type 2 fimbriae and related antigens measured by ELISA

AntigenDilution−1 of antiserum for optical density of 0.5 in ELISA
Anti-carboxyl-terminal peptideAnti-A. naeslundii T14V type 2 fimbriae
C-terminal peptidea 6 × 104 <1 × 102
FimAb 2 × 104 5 × 105
Fimbriaec <1 × 102 1 × 106
  • a Synthetic peptide representing the 20 amino acids at the carboxyl terminus of the fimA-encoded protein.

  • b Type 2 subunit protein purified from E. coli AV3502 (FimA).

  • c Type 2 fimbriae purified from A. naeslundii 5951 (fimbriae).