1: Suzuki S, Okuse Y, Kawase M, Takiguchi M, Fukuyama Y, Takahashi H, Sato M. A norbergenin derivative inhibits neuronal cell damage induced by tunicamycin. Biol Pharm Bull. 2006 Jul;29(7):1335-8. doi: 10.1248/bpb.29.1335. PMID: 16819164.
2: Akak CM, Nkengfack AE, Tu PF. Norbergenin derivatives from Diospyros crassiflora (Ebenaceae). Nat Prod Commun. 2013 Nov;8(11):1575-8. PMID: 24427945.
3: Nazir N, Koul S, Qurishi MA, Taneja SC, Ahmad SF, Bani S, Qazi GN. Immunomodulatory effect of bergenin and norbergenin against adjuvant-induced arthritis--a flow cytometric study. J Ethnopharmacol. 2007 Jun 13;112(2):401-5. doi: 10.1016/j.jep.2007.02.023. Epub 2007 Feb 28. PMID: 17408893.
4: Zhang YH, Fang LH, Lee MK, Ku BS. In vitro inhibitory effects of bergenin and norbergenin on bovine adrenal tyrosine hydroxylase. Phytother Res. 2003 Sep;17(8):967-9. doi: 10.1002/ptr.1292. PMID: 13680837.
5: Tangmouo JG, Ho R, Matheeussen A, Lannang AM, Komguem J, Messi BB, Maes L, Hostettmann K. Antimalarial activity of extract and norbergenin derivatives from the stem bark of Diospyros sanza-minika A. Chevalier (Ebenaceae). Phytother Res. 2010 Nov;24(11):1676-9. doi: 10.1002/ptr.3192. PMID: 21031627.
6: Takahashi H, Kosaka M, Watanabe Y, Nakade K, Fukuyama Y. Synthesis and neuroprotective activity of bergenin derivatives with antioxidant activity. Bioorg Med Chem. 2003 Apr 17;11(8):1781-8. doi: 10.1016/s0968-0896(02)00666-1. PMID: 12659764.
7: Tenuta MC, Deguin B, Loizzo MR, Dugay A, Acquaviva R, Malfa GA, Bonesi M, Bouzidi C, Tundis R. Contribution of Flavonoids and Iridoids to the Hypoglycaemic, Antioxidant, and Nitric Oxide (NO) Inhibitory Activities of Arbutus unedo L. Antioxidants (Basel). 2020 Feb 22;9(2):184. doi: 10.3390/antiox9020184. PMID: 32098404; PMCID: PMC7071084.
8: Goel RK, Maiti RN, Manickam M, Ray AB. Antiulcer activity of naturally occurring pyrano-coumarin and isocoumarins and their effect on prostanoid synthesis using human colonic mucosa. Indian J Exp Biol. 1997 Oct;35(10):1080-3. PMID: 9475044.
9: Sumino M, Sekine T, Ruangrungsi N, Igarashi K, Ikegami F. Ardisiphenols and other antioxidant principles from the fruits of Ardisia colorata. Chem Pharm Bull (Tokyo). 2002 Nov;50(11):1484-7. doi: 10.1248/cpb.50.1484. PMID: 12419914.
10: Hendrychová H, Tůmová L. Rod Bergenia - obsahové látky a biologická aktivita [Bergenia genus - content matters and biological activity]. Ceska Slov Farm. 2012 Oct;61(5):203-9. Czech. PMID: 23256653.
11: Li YF, Hu LH, Lou FC, Li J, Shen Q. PTP1B inhibitors from Ardisia japonica. J Asian Nat Prod Res. 2005 Feb;7(1):13-8. doi: 10.1080/10286020310001596033. PMID: 15621596.
12: Zamarrud, Ali I, Hussain H, Ahmad VU, Qaiser M, Amyn A, Mohammad FV. Two new antioxidant bergenin derivatives from the stem of Rivea hypocrateriformis. Fitoterapia. 2011 Jun;82(4):722-5. doi: 10.1016/j.fitote.2011.03.002. Epub 2011 Mar 22. PMID: 21406219.
13: Liu D, Yang P, Zhang YQ. Water-soluble extract of Saxifraga stolonifera has anti-tumor effects on Lewis lung carcinoma-bearing mice. Bioorg Med Chem Lett. 2016 Oct 1;26(19):4671-4678. doi: 10.1016/j.bmcl.2016.08.051. Epub 2016 Aug 20. PMID: 27575479.
14: Van NT, Vien TA, Van Kiem P, Van Minh C, Nhiem NX, Long PQ, Anh LT, Kim N, Park S, Kim SH. Chemical components from the leaves of Ardisia insularis and their cytotoxic activity. Arch Pharm Res. 2015 Nov;38(11):1926-31. doi: 10.1007/s12272-015-0591-x. Epub 2015 Mar 21. PMID: 25794927.
15: Bajracharya GB. Diversity, pharmacology and synthesis of bergenin and its derivatives: potential materials for therapeutic usages. Fitoterapia. 2015 Mar;101:133-52. doi: 10.1016/j.fitote.2015.01.001. Epub 2015 Jan 14. PMID: 25596093.
16: Piacente S, Pizza C, De Tommasi N, Mahmood N. Constituents of Ardisia japonica and their in vitro anti-HIV activity. J Nat Prod. 1996 Jun;59(6):565-9. doi: 10.1021/np960074h. PMID: 8786362.
17: Newell AM, Yousef GG, Lila MA, Ramírez-Mares MV, de Mejia EG. Comparative in vitro bioactivities of tea extracts from six species of Ardisia and their effect on growth inhibition of HepG2 cells. J Ethnopharmacol. 2010 Aug 9;130(3):536-44. doi: 10.1016/j.jep.2010.05.051. Epub 2010 Jun 2. PMID: 20561930.
18: Liu J, Li GQ, Wu X, Li YL, Wang GC. [Chemical constituents from Glechoma longituba]. Zhongguo Zhong Yao Za Zhi. 2014 Feb;39(4):695-8. Chinese. PMID: 25204149.
19: Han L, Ni MY. [Studies on the chemical constituents of Ardisia crenata Sims]. Zhongguo Zhong Yao Za Zhi. 1989 Dec;14(12):737-9, 762-3. Chinese. PMID: 2635600.
20: Kashima Y, Miyazawa M. Synthesis, antioxidant capacity, and structure- activity relationships of tri-O-methylnorbergenin analogues on tyrosinase inhibition. Bioorg Med Chem Lett. 2013 Dec 15;23(24):6580-4. doi: 10.1016/j.bmcl.2013.10.066. Epub 2013 Nov 7. PMID: 24268551.