A Bioactivity-Based Method for Screening, Identification of Lipase Inhibitors, and Clarifying the Effects of Processing Time on Lipase Inhibitory Activity of Polygonum Multiflorum

Table 5

Contents of 11 compounds in samples of different processed times (mg/g, ).

Compounds	Contents (mg/g)
	0 h	4 h	8 h	12 h	16 h	20 h	24 h	28 h	32 h	36 h	40 h	44 h	48 h
Gallic acid	0.35	0.84	1.02	0.58	1.09	1.10	1.45	1.25	1.84	2.45	1.69	1.97	1.73
Catechin	0.25	1.57	0.94	0.23	0.13	0.00	0.30	0.00	0.25	0.59	0.75	0.21	0.72
Epicatechin	1.05	0.94	1.36	0.42	0.53	0.26	0.45	0.45	0.60	0.60	0.43	0.39	0.48
Polydatin	1.57	1.34	1.04	0.87	0.77	0.73	0.68	0.59	0.55	0.48	0.42	0.33	0.32
2,3,5,4′-Tetrahydroxystilbene-2-O--D-glucoside	52.1	44.3	43.8	42.4	34.4	32.6	32.2	27.6	25.8	24.9	21.3	13.6	12.1
Resveratrol	0.99	0.97	0.77	0.73	0.69	0.29	0.61	0.39	0.54	0.80	0.52	0.39	0.37
Emodin-8-O-glucoside	5.40	4.05	2.62	2.38	2.16	2.22	1.96	1.63	1.41	1.31	0.98	0.79	0.68
Physcion-8-O-glucoside	1.79	1.47	1.18	1.12	1.09	1.12	1.09	0.80	0.67	0.52	0.30	0.04	0.03
Rhein	0.00	0.07	0.09	0.10	0.17	0.30	0.39	0.47	0.10	0.30	0.09	0.17	0.06
Emodin	0.58	1.46	2.08	3.08	3.20	3.39	3.64	3.76	2.31	3.11	1.47	2.62	1.34
Physcion	0.34	1.11	1.49	1.69	2.36	2.99	3.62	3.71	1.12	1.45	0.63	1.11	0.56