1Strømgaard K, Nakanishi K (2004) Chemistry and biology of terpene trilactones from Ginkgo biloba. Angew. Chem., Int. Ed. 43:1640-58.
2Beek T (2002) Chemical analysis of Ginkgo biloba leaves and extracts. J. Chromatogr A, 967:21-55.
3Liu L M, Wang Y T, Zhang J C, Wang S F (2021) Advances in the chemical constituents and chemical analysis of Ginkgo biloba leaf extract and phytopharmaceuticals. J. Pharm. Biomed. Anal. 193:113704.
4Wang J, Zheng M Z, Chen L N, Liu Z Q, Zhang Y C, Liu C M, Liu S (2016) Rapid screening, separation, and detection of hydroxyl radical scavengers from total flavonoids of Ginkgo biloba leaves by chromatography combined with molecular devices. J. Sep. Sci. 39:4158-65.
5Yan Y J, Wu P Y (2016) Research progress of analysis of flavonoids in Ginkgo leaves based on fingerprint technology, Zhongchengyao. 38:1123-27.
6Zhang L H, Wu T T, Xiao W, Wang Z Z, Ding G, Zhao L G (2018) Enrichment and purification of total ginkgo flavonoid O-glycosides from Ginkgo biloba extract with macroporous resin and evaluation of anti-inflammation activities in vitro. Molecules. 23:1167-77.
7Zhang L H, Wu T T, Zhao L G, Xiao W, Zhang S H, Wang C X, Zhao Y W (2019) Advances in studies on anticancer activity of flavonoids from Ginkgo biloba extract, Zhongguo Yaoxue Zazhi. 54:444-49.
8Chen Z P, Sun J, Chen H X, Xiao Y Y, Liu D, Chen J, Cai H, Cai B C (2010) Comparative pharmacokinetics and bioavailability studies of quercetin, kaempferol and isorhamnetin after oral administration of Ginkgo biloba extracts, Ginkgo biloba extract phospholipid complexes and Ginkgo biloba extract solid dispersions in rats. Fitoterapia. 81:1045-52.
9Ahlemeyer B, Selke D, Schaper C, Klumpp S, Krieglstein J (2001) Ginkgolic acids induce neuronal death and activate protein phosphatase type-2c. Eur. J. Pharmacol. 430:1-7.
10Dong Q H, Cao J, Wu R, Shi T T, Zhang W, Cao F L, Wang G B, Su E Z (2021) Efficient removal of ginkgolic acids from Ginkgo biloba leaves crude extract by using hydrophobic deep eutectic solvents. Ind. Crops Prod. 166:113462.
11 Liu X G, Wu S Q, Li P, Yang H (2015) Advancement in the chemical analysis and quality control of flavonoid in Ginkgo biloba. J. Pharm. Biomed. Anal. 113:212-25.
12 Chen S, Xing X H, Huang J J, Xu M S (2011) Enzyme-assisted extraction of flavonoids from Ginkgo biloba leaves: Improvement effect of flavonol trans-glycosylation catalyzed by Penicillium decumbens cellulase. Enzyme Microb.Technol. 48:100-05.
13 Beek T, Montoro P (2009) Chemical analysis and quality control of Ginkgo biloba leaves, extracts, and phytopharmaceuticals. J. Chromatogr A. 1216:2002-32.
14Zhu H, Jiang H L, Yu J Q, Song X Y, Zhao H Q, Li J C, Geng Y L, Wang D J (2018) Application of coordination agent in high-speed counter-current chromatography for the preparative separation and isolation ginkgolic acids from the sarcotesta of Ginkgo biloba L. J. Sep. Sci. 41:4380-87.
15Yang X M, He J, Liu Y J, Liu F (2009) The fluorescence characteristics of ginkgolic acid and the heat and sunlight stability.
Lishizhen Med. Mater. Med. Res. 20:2453-54.
16Zhao Y X (2011) The relationship between decomposition of rutin and heated temperature. Chin. J. Exp. Tradit. Med. Formulae.
17:101-03.
17Chen G, Xiao C, Yuan Y (2014) Optimization of extraction of total flavonoids from Soutellaria Barbata by orthogonal test.
Guangzhou Chem. Ind. 42:64-66.
18Liu X G, Wu S Q, Li P, Yang H (2015) Advancement in the chemical analysis and quality control of flavonoid in Ginkgo biloba.
J. Pharm. Biomed. Anal. 113:212-25.
19 Kumaran A, Karunakaran R J (2007) In vitro antioxidant activities of methanol extracts of five Phyllanthus species from India.
LWT-Food Sci. Technol. 40:344-52.
20Wang H, Gao X D, Zhou G C, Cai L, Yao W B (2008) In vitro and in vivo antioxidant activity of aqueous extract from Choerospondias
axillaris fruit. Food Chem. 106:888-95..
21Chauhan B, Gupta R (2004) Application of statistical experimental design for optimization of alkaline protease production from
Bacillus sp. RGR-14. Process Biochem. 39:2115-22.
22 Wang H (2007) Study on chiefly active compounds of natural Ginkgo biloba L. PhD dissertation. Beijing: Beijing University of
Chemical Technology, 30-40..
23Li X J, Kim K W, Zhang X D, Oh H, Kim Y C, Liu X Q (2020) Study on chemical constituents and their anti-inflammatory activity
from ethyl acetate extract of fruits of Acanthopanax henryi (Oliv.) Harms. Nat. Prod. Res. Dev. 32:427-34.
24Sun D M, Dong Y J, Xu A L, Luo W H, Chen Z (2015) Rapid test of twelve flavonoid compounds in Yinxing Linzhi Soft Capsules
by UPLC-Q-TOF-MS. Chinese Traditional Patent Medicine. 37:320-24.
25 Duh P D (1998) Antioxidant activity of burdock (Arctium lappa Linne): its scavenging effect on free radical and active oxygen.
J. Am. Oil Chem. Soc. 75:455-61.
4Wang J, Zheng M Z, Chen L N, Liu Z Q, Zhang Y C, Liu C M, Liu S (2016) Rapid screening, separation, and detection of hydroxyl radical scavengers from total flavonoids of Ginkgo biloba leaves by chromatography combined with molecular devices. J. Sep. Sci. 39:4158-65.
5Yan Y J, Wu P Y (2016) Research progress of analysis of flavonoids in Ginkgo leaves based on fingerprint technology, Zhongchengyao. 38:1123-27.
6Zhang L H, Wu T T, Xiao W, Wang Z Z, Ding G, Zhao L G (2018) Enrichment and purification of total ginkgo flavonoid O-glycosides from Ginkgo biloba extract with macroporous resin and evaluation of anti-inflammation activities in vitro. Molecules. 23:1167-77.
7Zhang L H, Wu T T, Zhao L G, Xiao W, Zhang S H, Wang C X, Zhao Y W (2019) Advances in studies on anticancer activity of flavonoids from Ginkgo biloba extract, Zhongguo Yaoxue Zazhi. 54:444-49.
23Li X J, Kim K W, Zhang X D, Oh H, Kim Y C, Liu X Q (2020) Study on chemical constituents and their anti-inflammatory activity
from ethyl acetate extract of fruits of Acanthopanax henryi (Oliv.) Harms. Nat. Prod. Res. Dev. 32:427-34.
24Sun D M, Dong Y J, Xu A L, Luo W H, Chen Z (2015) Rapid test of twelve flavonoid compounds in Yinxing Linzhi Soft Capsules
by UPLC-Q-TOF-MS. Chinese Traditional Patent Medicine. 37:320-24.
25 Duh P D (1998) Antioxidant activity of burdock (Arctium lappa Linne): its scavenging effect on free radical and active oxygen.
J. Am. Oil Chem. Soc. 75:455-61.