Effect of subcutaneous injections of ENX (5mg · kg−1 · d−1), BE (5 and 25 mg · kg−1 · d−1), ALN (1 and 10 mg · kg−1 · d−1), or DOX (5mg/d) on serum LPO. The error bars represent mean ± SD for each group. Pg = P. gingivalis; Td = T. denticola; Tf = T. forsythia. *P <0.05, †P <0.01, ‡P <0.001 versus infected untreated; §P <0.01 versus 5 mg ENX; ||
P <0.001 versus uninfected untreated.