Table 3 The equivalent amount of herbal extracts per LPS content needed to induce 5 µM nitrite, which is the relative nitrite induction strength compared with LPSp. The trendline equations and R2 of each line in Fig. 3 are also listed.

From: Baseline data collections of lipopolysaccharide content in 414 herbal extracts and its role in innate immune activation

Samples

LPS (ng/mL)/nitrite 5 µM

Relative NO induction strength (LPSp)

Trendline equation

R2 value

LPSp

32.8

1.0

y = 1.6218x0.3226

1.00

Oat

7.3

4.5

y = 2.3505ln(x) + 0.3357

0.99

Sacred lotus

19.7

1.7

y = 1.0709x0.517

0.99

Aralia rhizome

24.7

1.3

y = 1.4364ln(x) + 0.3958

0.98

Fortune’s drynaria rhizome

14.3

2.3

y = 1.4994x0.4533

1.00

Couch grass

3.6

9.2

y = 2.7422ln(x) + 1.5183

1.00

Common Ducksmeat

14.6

2.2

y = 1.5147ln(x) + 0.937

0.99

Angelica dahurica root

18.3

1.8

y = 1.6192ln(x) + 0.2956

0.97

Corn silk

15.8

2.1

y = 1.6192ln(x) + 0.5361

1.00

Bupleurum root

12.0

2.7

y = 2.011ln(x) − 0.0051

0.98

Ginger

222.7

0.1

y = 0.903x0.3166

0.64

Artemisia leaf

145.2

0.2

y = 1.006x0.3221

0.73