GAPDH and Peri-Implantitis: An elongation factor-encoding gene was most prevalent in peri-implantitis and periodontitis (9.89 ± 1.07% and 10.13 ± 2.26%, respectively), followed by glyceraldehyde 3-phosphate dehydrogenase, alkyl hydroperoxide reductase (ahpC), and enolase genes.