Effect of immunoglobulin Y formulations on oral microorganisms in human subjects - A systematic review and meta-analysis of clinical trials.

Background: Passive immunization using egg yolk-based antibodies has been tested against oral microorganisms. Our study assessed the effect of immunoglobulin Y (IgY) formulations on Streptococcus mutans, Porphyromonas gingivalis, and Candida albicans in human subjects.

Highlights: VS and UT independently searched articles using keyword combinations in four search engines; studies in English were selected.