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Botanical Studies

Table 1 Minimum inhibitory concentration (MIC) values and purification factor of the extract and fraction type against P. intermedia and P. gingivalis

From: Antimicrobial activities of stearidonic and gamma-linolenic acids from the green seaweed Enteromorpha linza against several oral pathogenic bacteria

Extract and fraction type

P. intermedia

P. gingivalis

Yield (%)

MIC (μg/mL)

Purification factor

MIC (μg/mL)

Purification factor

E. linza powder

-

-

-

-

100

Methanol extract

625*

1

312.50*

1

20.10

Fraction III (chloroform fraction)

625

21

156.25

23

2.93

Sephadex fraction No. S14

78.12

24

19.53

26

0.12

HPLC fraction No. S14-1

156.25

23

39.06

25

0.0058

HPLC fraction No. S14-2 (SA)

39.06

25

9.76

27

0.0063

HPLC fraction No. S14-3 (GLA)

39.06

25

9.76

27

0.0064

  1. HPLC high-performance liquid chromatography, SA stearidonic acid, GLA gamma-linolenic acid.
  2. * The MIC values of methanol extract were adapted from Choi et al. (2012).
  3. -: Not determined.
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