LC–ESI–MS/MS-based molecular networking, antioxidant, anti-glioma activity and molecular docking studies of Clematis graveolens

Table 3 Antioxidant activity of C. graveolens and its organic fractions. Description of IC₅₀ values with (95% confidence interval) in µg/mL for each sample

Extract	ABTS (IC₅₀ µg/mL)	DPPH (IC₅₀ µg/mL)	Metal chelation (IC₅₀ µg/mL)
Crude	182.9 ± 2.26^a	142.8 ± 2.15^a	184.9 ± 2.26^a
n-Hexane	168.5 ± 2.22^a	190.6 ± 2.28^b	125.1 ± 2.09^b
Chloroform	50.99 ± 1.70^b	44.12 ± 1.64^c	77.20 ± 1.88^c
Ethyl acetate	39.50 ± 1.59^b	32.27 ± 1.50^c	53.46 ± 1.72^c
n-Butanol	89.94 ± 1.95^c	70.79 ± 1.85^d	129.4 ± 2.11^b
Aqueous	115.6 ± 2.06^d	165.6 ± 2.21^b	141.9 ± 2.15^b
Ascorbic acid	19.19 ± 1.28^e	16.61 ± 1.22^e	25.58 ± 1.40^c

The values designated by the different letters are significantly different (Post hoc analysis followed by Bonferroni multiple comparison test, p < 0.05)

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