Seabuckthorn Paste Protects Lipopolysaccharide-Induced Acute Lung Injury in Mice through Attenuation of Oxidative Stress

Table 2

DPPH, ABTS, and hydroxyl radical scavenging activities and total polyphenols/flavonoids contents of the seabuckthorn paste.

Sample	IC50 (μg/ml)^a			Content (mg/g)
	DPPH radical^b	ABTS radical^b	Hydroxyl radical^b	Total polyphenols^b	Total flavonoids^b
SP	18.54 ± 0.78	9.75 ± 0.35	1.43 ± 0.10	191.5 ± 5.78	130.9 ± 4.25
Trolox^c	5.39 ± 0.12	3.02 ± 0.11	1.07 ± 0.08	—	—

^aIC₅₀ (μg/ml): the concentration at which 50% is inhibited. ^bEach value is expressed as mean ± standard deviation (). ^cTrolox as positive control.