Antimicrobial Property of Extracts of Indian Lichen against Human Pathogenic Bacteria

Table 2

Results of Minimum Inhibitory Concentration (MIC) of extracts of Usnea ghattensis against tested microorganisms.

Serial number	Bacterial pathogen	Usnea ghattensis (MIC in μg/mL)
(1)	Staphylococcus aureus	6.25
(2)	Streptococcus faecalis	25
(3)	Bacillus cereus	3.125
(4)	Escherichia coli	NA
(5)	Pseudomonas aeruginosa	200
(6)	Salmonella typhimurium	NA

NA: no activity.