Parvataneni Radhika* and Koduru Rajya Lakshmi
In vitro antibacterial and antifungal activity of the chloroform extracts of the root and the stem of Andrographis paniculata at different concentrations were screened against gram positive bacteria Staphylococcus aureus, Bacillus subtilis, gram negative bacteria Escherichia coli, Proteus vulgaris and fungi Aspergillus niger, Penicillium chrysogenum by cup plate method. The extracts were found to inhibit the growth of all the bacteria and fungal organisms tested. The effect produced by the extracts were comparable with the standard antibacterial agent, benzyl penicillin and with the standard antifungal agent, fluconazole and were found to be active against all the organisms tested.
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