2Aas J A,Paster B J,Stokes L N,et al.Defining the normal bacterial flora of the oral cavity[J].J Clin Microbiol,2005,43(11):5721-5732.
3Van Winkelhoff A J,Loose B G,Vander Reijden W A,et al.Porphyromonas gingivalis,Bacteroides forsythus and other putative periodontal pathogens in subjects with and without periodontal destruction[J].J Clin Periodonto1,2002,29(11):1023-1028.
4Furst M M,Salvi G E,Lang N P,et al.Bacterial colonization immediately after installation on oral titanium implants[J].Clin Oral Implants Res,2007,18(4):501-508.
5Heuer W,Elter C,Demling A,et al.Analysis of early biofilm formation on oral implants in man[J].Oral Rehabil,2007,34(5):377-382.
6De Boever A L,De Boever J A.Early colonization of non-submerged dental implants in patients with a history of advanced aggressive periodontitis[J].Clin Oral Implants Res,2006,17(1):8-17.
7Shibata Y,Kawai H,Yamamoto H,et al.Antibacterial titanium plate anodized by being discharged in NaCl solution exhibits cell compatibility[J].J Dent Res,2004,83(2):115-119.
8Groessner-Schreiber B,Hannig M,Duck A,et al.Do different implant surfaces exposed in the oral cavity of humans show different biofilm compositions and activities[J].Eur J Oral Sci,2004,112(6):516 -522.
9Bollen C M,Papaioanno W,Van Eldere J,et al.The influence of abutment surface roughness on plaque accumulation and peri-implant mucositis[J].Clin Oral Implants Res,1996,7(3):201-211.
10Gunasekaran S,Chvapil M.Collagen based biomaterials:an ideal way of increasing their resistance to infection[J].Biomater Artif Cells Artif Organs,1988,16(4):771-783.