. 2018 Sep 20;9(3):169–176. doi: 10.1016/j.jaim.2017.02.010

Table 2.

Antioxidant activity of various extracts of TF^e collected from different altitudes. The results are expressed as Mean ± SE of three determinations.

Collection site	Extract	RP^a (absorbance @ 100 μg/ml	BCB^b (%inhibition @ 100 μg/ml)	ALP^c (%inhibition @ 100 μg/ml)	DPPH^d (%inhibition @ 100 μg/ml)
Kedarkantha (3086 m)	K95% ethanolic	0.406 ± 0.05	52.6 ± 2.52	20.34 ± 3.48	62.82 ± 5.24
	50% aqueous ethanolic	0.362 ± 0.06	37.82 ± 2.68	11.4 ± 2.42	55.2 ± 3.82
	Aqueous	0.228 ± 0.04	36.12 ± 1.46	9.8 ± 2.03	52.36 ± 4.34
Taluka (2111 m)	95% ethanolic	0.438 ± 0.08	56.82 ± 3.38	22.4 ± 2.42	56.2 ± 5.02
	50% aqueous ethanolic	0.427 ± 0.07	38.32 ± 2.82	11.64 ± 1.63	42.6 ± 4.83
	Aqueous	0.256 ± 0.06	39.68 ± 3.02	10.2 ± 1.02	42.34 ± 3.42
Sankri (2031 m)	95% ethanolic	0.496 ± 0.05	60.8 ± 4.24	24.82 ± 2.12	53.68 ± 5.47
	50% aqueous ethanolic	0.456 ± 0.08	42.6 ± 2.68	11.82 ± 1.42	38.32 ± 2.31
	Aqueous	0.279 ± 0.04	42.34 ± 4.84	10.4 ± 1.04	39.68 ± 2.82
Bhowali (1709 m)	95% ethanolic	0.724 ± 0.08	62.48 ± 5.34	25.71 ± 3.52	53.72 ± 2.62
	50% aqueous ethanolic	0.578 ± 0.08	55.2 ± 5.82	12.3 ± 1.24	37.82 ± 1.82
	Aqueous	0.32 ± 0.06	52.36 ± 4.02	11.4 ± 1.52	36.12 ± 2.14

^a RP- Reducing power. ^b BCB- Beta carotene bleaching. ^c ALP- Anti-lipid peroxidation. ^d DPPH- 2,2-diphenyl-1-picrylhydrazyl. ^e TF- Thalictrum foliolosum.