Evaluation of Aromatic Plants and Compounds Used to Fight Multidrug Resistant Infections
Table 3
Minimum inhibitory concentrations (MICs) of purified plant fractions and essential oils against antibiotic resistant bacteria.
Botanical name
Family
Parts used
Gram-positive and -negative bacteria (MICs µg/mL)
KHW
TES
K.p
K.Pr
S.a
St.p
S.p
V.d
S.t
A. indica Juss.
Meliaceae
Seed (fraction)
31.25
62.5
125
<250
31.25
—
—
—
—
A. marmelos (L.)
Rutaceae
Root-bark (F)
31.25
31.25
—
—
31.25
62.5
125
250
—
A. paniculata Nees
Acanthaceae
Leaf (fraction)
250
—
125
—
62.5
—
—
125
—
A. vasica Nees
Acanthaceae
Fraction (Stem)
15.6
31.25
31.25
62.5
—
<250
31.25
31.25
—
C. acida Roxb.
Rutaceae
Leaf (fraction)
15.6
62.5
—
—
7.8
—
31.25
—
—
E. cardamomum White et Mason
Acanthaceae
Fraction (WP)
62.5
—
31.25
—
31.25
250
62.5
—
—
S. indicus (L.)
Euphorbiaceae
Whole plant (F)
31.25
125
15.6
—
62.5
—
—
<250
—
T. involucrata (L.)
Euphorbiaceae
Shellosol (leaf)
15.6
31.25
—
—
7.8
62.5
—
—
—
Cinnamomum zeylanicum (L.)
Lauraceae
Bark (fraction)
15.6
62.5
—
—
7.8
31.25
—
—
125
Cymbopogon citratus (L.)
Graminae
Leaf (fraction)
250
<250
62.5
—
62.5
125
—
—
—
Eugenia caryophyllus (L.)
Myrtaceae
Flower buds (F)
62.5
125
—
—
62.5
—
—
—
—
Eucalyptus globulus (L.)
Myrtaceae
Fraction (leaf)
—
—
—
—
—
—
<250
—
<250
Mentha piperita (L.)
Labiatae
Fraction (WP)
—
62.5
31.25
—
31.25
—
<250
—
—
Ocimum sanctum (L.)
Labiatae
Leaf (fraction)
62.5
125
—
31.25
62.5
—
125
<250
—
Rosmarinus officinalis (L.)
Labiatae
Rosemary oil
31.25
—
—
—
31.25
—
—
—
—
Vetiveria zizanioides (L.)
Graminae
Root (fraction)
—
125
125
—
—
—
>250
>250
The bacterial growth inhibitory activity was compared for significant differences within the bacterial strains by broth-dilution method at 250, 125, 62.5, 31.25, 15.6, and 7.8 µg/mL. F: fractions.
