Ameliorative effects of Scutellaria Pinnatifida subsp. pichleri (Stapf) Rech.f. Extract in streptozotocin-induced diabetic rats: chemical composition, biochemical and histopathological evaluation

Table 1 Quantitative screening of phenolic acids in ethanol extract of the SP by LC–MS/MS

No	Compounds	RT	Amount (µg analyte/ g extract)	No	Compounds	RT	Amount (µg analyte/ g extract)
1	Quinic acid	3.0	0.701	29	Salicylic acid	21.8	0.045
2	Fumaric aid	3.9	ND	30	Cynaroside	23.7	0.617
3	Aconitic acid	4.0	ND	31	Miquelianin	24.1	ND
4	Gallic acid	4.4	0.026	32	Rutin-D3-IS^h	25.5	NA
5	Epigallocatechin	6.7	ND	33	Rutin	25.6	0.625
6	Protocatechuic acid	6.8	0.155	34	Isoquercitrin	25.6	0.249
7	Catechin	7.4	ND	35	Hesperidin	25.8	0.381
8	Gentisic acid	8.3	ND	36	o-Coumaric acid	26.1	ND
9	Chlorogenic acid	8.4	0.283	37	Genistin	26.3	ND
10	Protocatechuic aldehyde	8.5	0.021	38	Rosmarinic acid	26.6	0.087
11	Tannic acid	9.2	ND	39	Ellagic acid	27.6	ND
12	Epigallocatechin gallate	9.4	ND	40	Cosmosiin	28.2	0.656
13	1,5-dicaffeoylquinic acid	9.8	ND	41	Quercitrin	29.8	ND
14	4-OH Benzoic acid	10.5	ND	42	Astragalin	30.4	0.108
15	Epicatechin	11.6	ND	43	Nicotiflorin	30.6	0.051
16	Vanilic acid	11.8	ND	44	Fisetin	30.6	ND
17	Caffeic acid	12.1	0.077	45	Daidzein	34.0	ND
18	Syringic acid	12.6	ND	46	Quercetin-D3-IS^h	35.6	NA
19	Vanillin	13.9	ND	47	Quercetin	35.7	ND
20	Syringic aldehyde	14.6	ND	48	Naringenin	35.9	0.040
21	Daidzin	15.2	ND	49	Hesperetin	36.7	ND
22	Epicatechin gallate	15.5	ND	50	Luteolin	36.7	0.932
23	Piceid	17.2	ND	51	Genistein	36.9	ND
24	p-Coumaric acid	17.8	ND	52	Kaempferol	37.9	ND
25	Ferulic acid-D3-IS^h	18.8	NA	53	Apigenin	38.2	1.653
26	Ferulic acid	18.8	ND	54	Amentoflavone	39.7	0.002
27	Sinapic acid	18.9	ND	55	Chrysin	40.5	0.209
28	Coumarin	20.9	ND	56	Acacetin	40.7	0.019

ISSN: 2662-7671