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  Indian J Med Microbiol
 

Figure 3: Pearson’s correlation analysis between total phenolic content of aqueous extract of Psidium guajava (20, 40, 80, 160, 200 mg/ml) and radical scavenging assays. (a) total phenolic content versus total flavonoid content*** (b) total phenolic content versus 2,2-diphenyl-1-picrylhydrazyl radical scavenging assay** (c) total phenolic content versus 2,2’- azino-bis (3-ethylbenzothiazoline-6-sulphonic acid radical scavenging assay** (d) total phenolic content vs Nitric Oxide radical scavenging assay *** (e) total phenolic content versus hydroxyl radical scavenging assay*** (f) total phenolic content versus H2O2 scavenging capacity** (r = Pearson’s Correlation Coefficient) (***P < 0.001, **P < 0.01)

Figure 3: Pearson’s correlation analysis between total phenolic content of aqueous extract of <i>Psidium guajava</i> (20, 40, 80, 160, 200 mg/ml) and radical scavenging assays. (a) total phenolic content versus total flavonoid content*** (b) total phenolic content versus 2,2-diphenyl-1-picrylhydrazyl radical scavenging assay** (c) total phenolic content versus 2,2’- azino-bis (3-ethylbenzothiazoline-6-sulphonic acid radical scavenging assay** (d) total phenolic content vs Nitric Oxide radical scavenging assay *** (e) total phenolic content versus hydroxyl radical scavenging assay*** (f) total phenolic content versus H<sub>2</sub>O<sub>2</sub> scavenging capacity** (<i>r</i> = Pearson’s Correlation Coefficient) (***<i>P</i> < 0.001, **<i>P</i> < 0.01)