Research Article

Antiproliferative and Antibacterial Activities of Cirsium scabrum from Tunisia

Table 4

Antimicrobial activity of active partitions of C. scabrum leaves.

Active partitions
MIC values (µg/ml)
Reference antibiotics
MIC values (µg/ml)
CSBtCSEAAmoxGentVanc

Gram – bacteria

Escherichia coli T20A2NANASRR
Pseudomonas aeruginosa T41NANARSR
Pseudomonas aeruginosa ATCC9027NANARSR

Gram + bacteria

Dermabacter hominis T47A7312625RSS
Dermabacter hominis T49B5312625SSS
Corynebacterium striatum T40A3NANARRS
Corynebacterium striatum T46C1NANASSS
Enterococcus faecalis T37B1NANASSS
Enterococcus faecalis T47A16NANARSS
Streptococcus agalactiae T53A4NANARRR
Staphylococcus aureus T2510312625RSS
Staphylococcus aureus T281NANARSS
Staphylococcus aureus 8143312625SSS
Staphylococcus aureus 8148312625RSS
Staphylococcus aureus 8142NANARSS
Staphylococcus aureus T61NANARSS
Staphylococcus aureus T21312625RSS
Staphylococcus aureus T11NANARSS
Staphylococcus aureus T306312625SSS
Staphylococcus aureus T26A4625625RSS
Staphylococcus epidermidis T151NANARRS
Staphylococcus epidermidis T19A1NANASSR
Staphylococcus capitis T21A3NANASSS
Staphylococcus capitis T29A2NANASSS
Staphylococcus pettenkoferi T282NANASSS
Staphylococcus pettenkoferi T33NANARSS
Staphylococcus saprophyticus 8237 NANASSS
Staphylococcus lugdunensis T36A1NANASSS
Staphylococcus lugdunensis T47B2NANASSS

MIC (µg/ml) of positive controls: Amox (amoxicillin), S: ≤4, R: >16, Gent (gentamicin), S: ≤4, R: >8; Vanc (vancomycin), S: ≤4, R: >16; MIC (µg/ml) of partitions (CSBt: C. scabrum leaves butanol partition; CSEA: C. scabrum leaves ethyl acetate partition): MIC < 100 µg/ml: high activity; 100 µg/ml < MIC < 500 µg/ml: moderate activity; 500 µg/ml < MIC < 1000 µg/ml: low activity; MIC > 1000 µg/ml: NA = inactive.