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  Indian J Med Microbiol
 

Figure 1: Genotoxicity and cytotoxicity using positive controls; 4-nitroquinoline as positive control without metabolic activation as shown in panels a and b and benzopyrene as positive control requiring metabolic activation as shown in panels c and d

Figure 1: Genotoxicity and cytotoxicity using positive controls; 4-nitroquinoline as positive control without metabolic activation as shown in panels a and b and benzopyrene as positive control requiring metabolic activation as shown in panels c and d