*2.7. Statistical Analysis*

All the experiments were performed in triplicate and data presented in this paper were statistically analyzed using completely randomized design (CRD) using SAS version 9.1 (SAS Institute Inc., Cary, NC, USA). When ANOVA *F* test was significant, Duncan's multiple range test was performed to determine the differences among the mean values at 5% level of significance and results are expressed as the mean ± standard deviation (SD).
