Flavonoids from Apios americana Medikus Leaves Protect RAW264.7 Cells against Inflammation via Inhibition of MAPKs, Akt-mTOR Pathways, and Nfr2 Activation

Table 1

Identification of ALE.

No.	RT (min)	Molecular ion (M+)	MS/MS (M+)	Tentative identification
1	20.063	593.1555	297.0759, 325.0710, 353.0671, 383.0772, 473.1107, 503.1217	Vicenin-2
2	21.737	563.1427	297.0763, 325.0713, 353.0668, 383.0776, 413.0880, 443.0995, 473.1106	Schaftoside
3	22.033	625.1432	151.0029, 178.9978, 271.0238, 300.0272, 301.0343, 343.0454	Baimaside
4	22.217	563.1422	149.0240, 191.0342, 221.0454, 297.0770, 353.0668, 383.0776, 413.0878, 433.0986, 473.1100, 545.1307	Apigenin (6-C-α-L-arabinopyranosyl)-8-C-β-D-glucopyranoside
5	23.653	431.0994	161.0238, 268.0368, 281.0449, 283.0607, 311.0557, 341.0667	Vitexin
6	24.133	463.0883	151.0030, 243.0296, 255.0293, 271.0247, 300.0265, 301.0345	Isquercetin
7	24.397	461.1116	297.0397, 298.0478, 341.0674, 371.07788, 461.1116	6-C-β-D-Glucopyranosyl-7-O-methylluteolin