BioMed Research International

Research Article

Antibacterial Activity of Leukocyte- and Platelet-Rich Plasma: An In Vitro Study

Table 3

Comparison of antimicrobial activity between the studied groups.
Studied GroupG1G2G3G4G5G6G7
 methicillin-resistant Staphylococcus aureus (MRSA-ATCC® 43300)
G1-≤0.001<0.001<0.001<0.001<0.001<0.001
G2<0.001-<0.001<0.001<0.001<0.001<0.001
G3<0.001<0.001-<0.001<0.001<0.001<0.001
G4<0.001<0.001<0.001-<0.001<0.001<0.001
G5<0.001<0.001<0.001<0.001-<0.001<0.001
G6<0.001<0.001<0.001<0.001<0.001-<0.001
G7<0.001<0.001<0.001<0.001<0.001<0.001-
 methicillin-sensitive Staphylococcus aureus (MSSA-ATCC® 25923)
G1-<0.001<0.001<0.0010.199<0.001<0.001
G2<0.001-0.0020.002<0.0010.0420.002
G3<0.0010.002-AMR<0.0010.042AMR
G4<0.0010.002AMR-<0.0010.042AMR
G50.199<0.001<0.001<0.001-<0.001<0.001
G6<0.0010.0420.0420.042<0.001-0.042
G7<0.0010.002AMRAMR<0.0010.042-
 Enterococcus faecalis (ATCC® 29212)
G1-<0.001<0.001<0.001<0.001<0.001<0.001
G2<0.001-0.021<0.001<0.001<0.001<0.001
G3<0.0010.021-<0.001<0.0010.025<0.001
G4<0.001<0.001<0.001-<0.001<0.001AMR
G5<0.001<0.001<0.001<0.001-<0.001<0.001
G6<0.001<0.0010.025<0.001<0.001-<0.001
G7<0.001<0.001<0.001AMR<0.001<0.001-
 Pseudomonas aeruginosa (ATCC® 27853)
G1-<0.001<0.001<0.001<0.001<0.001<0.001
G2<0.001-0.030<0.001<0.001<0.001<0.001
G3<0.0010.030-<0.001<0.001<0.001<0.001
G4<0.001<0.001<0.001-<0.0010.042AMR
G5<0.001<0.001<0.001<0.001-<0.001<0.001
G6<0.001<0.001<0.0010.042<0.001-0.42
G7<0.001<0.001<0.001AMR<0.0010.042-
The results are expressed as p, level of significance. In some cases p was not calculated because of the antimicrobial resistance (AMR) of both groups being compared. G1, L-PRP and 5 µl of autologous thrombin; G2, L-PRP and 2 µl of autologous thrombin; G3, liquid L-PRP; G4, autologous thrombin; G5, L-PRP and 5 µl of bovine thrombin in calcium chloride solution; G6, L-PRP and 2 µl of bovine thrombin in calcium chloride solution; G7; bovine thrombin.