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Fig. 2 | COPD Research and Practice

Fig. 2

From: Altered antioxidant enzyme activity with severity and comorbidities of chronic obstructive pulmonary disease (COPD) in South Indian population

Fig. 2

Comparison of antioxidant enzyme activities according to severity of COPD using GOLD stage classification (GOLD stage II, III and IV): Erythrocytes (a) SOD, superoxide dismutase; b CAT, catalase; c GST, glutathione-s-transferase; d GPx, glutathione peroxidase; e GR, glutathione reductase; expressed as U/mg protein and (f) TAS, total antioxidant status; expressed as μM Fe2+/l. Data expressed as Mean ± SEM: standard error of the mean; Significant of differences and respective p values **p < 0.001 are mentioned on the graph using One-way ANOVA followed by Bonferroni’s multiple comparison post hoc test

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COPD Research and Practice

ISSN: 2054-9040

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