Dental caries is the main entrance way for micro-organisms into root canals, and is mainly associated to Gram positive micro organisms found in lipoteichoic acid as main pathogenic agent.
La caries dental es la principal vía de entrada de microorganismos a los conductos radiculares y está principalmente asociada a microorganismos Gram positivos que poseen el ácido lipoteicoico como principal agente patogénico.