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Table 7 Minimal inhibitory concentration (MIC) values of three Potentilla leaf extracts

From: Phytochemical profiles, antioxidant and antimicrobial activities of three Potentilla species

Micro-organisms

Tested materials (MIC mg/mL)

Bacteria

P. fruticosa

P. glabra

P. parvifolia

Standard*

Staphylococcus aureus (ATCC No. 6538)

6.25

6.25

12.5

0.002

Enterococcus faecalis (ATCC No. 29212)

6.25

12.5

50

0.03

Bacillus subtilis (ATCC No. 6633)

6.25

12.5

12.5

0.002

Escherichia coli (ATCC No. 25922)

>100

>100

50

>10

Klebsiella pneumoniae (CMCC No. 46117)

>100

>100

50

>10

Pseudomonas aeruginosa (ATCC No. 27853)

6.25

25

12.5

>10

Fungi

    

Candida albicans (ATCC No. 10231)

0.78

1.56

0.78

>10

  1. * Standard: Benzylpenicillin was used as standard antibiotic.