Document Classification

Section Type: METHODS

Text: Implants were divided into eight groups of five each : group 1 (G1) test areas were coated with hydroxyapatite of a microparticle size (MHA) ; group 2 (G2) test areas were coated with NHA ; group 3 (G3) implants were coated with MHA after surface conditioning using citric acid ; group 4 (G4) samples were treated in the same manner as in G3 except for the use of NHA ; group 5 (G5) samples were coated without surface treatment with MHA mixed with whole human blood ; group 6 (G6) implant samples were treated in the same manner as in G5 except for the use of NHA ; group 7 (G7) implant samples were treated in the same way as in G5 plus surface conditioning using citric acid ; and group 8 (G8) samples were treated in the same manner as in G7 except for the use of NHA.