Chen, Y., et al. Characterization of the transportation of berberine in coptidis rhizoma extract through rat primary cultured cortical neurons. Biomed Chromatogr 22, no. 1 (2008): 28–33.
Chin, L. W., et al. Anti-herpes simplex virus effects of berberine from coptidis rhizoma, a major component of a Chinese herbal medicine, chingwei-san. Arch Virol 155, no. 12 (2010): 1933–41.
Chiu, H. F., et al. The pharmacological and pathological studies on several hepatic protective crude drugs from Taiwan (I). Am J Chin Med 16, no. 3–4 (1988): 127–37.
Clement-Kruzel, S., et al. Immune modulation of macrophage pro-inflammatory response by goldenseal and astragalus extracts. J Med Food 11, no. 3 (2008): 493–98.
Cuéllar, M. J., et al. Topical anti-inflammatory activity of some Asian medicinal plants used in dermatological disorders. Fitoterapia 72, no. 3 (2001): 221–29.
Cui, W. S., et al. A new isocoumarin from bark of Pellodendron chinense. Nat Prod Res 17, no. 6 (2003): 427–29.
Deng, Y., et al. Simultaneous determination of berberine, palmatine and jatrorrhizine by liquid chromatography-tandem mass spectrometry in rat plasma and its application in a pharmacokinetic study after oral administration of coptis-evodia herb couple. J Chromatogr B Analyt Technol Biomed Life Sci 863, no. 2 (2008): 195–205.
Domadia, P. N., et al. Berberine targets assembly of Escherichia coli cell division protein FtsZ. Biochemistry 47, no. 10 (2008): 3225–34.
Dong, Y., et al. Absorption of extractive rhizome coptidis in rat everted gut scas. Zhongguo Zhong Yao Za Zhi 33, no. 9 (2008): 1056–60.
Douglas, J. A., et al. Seasonal variation of biomass and bioactive alkaloid content of goldenseal, Hydrastis canadensis. Fitoterapia 81, no. 7 (2010): 925–28.
Draco Natural Products. Corydalis: when life is just a pain. Extrax Fax 2, no. 8 (1999): 1. http://www.dracoherbs.com/assets/Exfax%209908%20final%20-%20new%20addr.PDF.
Freile, M. L., et al. Antifungal activity of aqueous extracts and of berberine isolated from Berberis heterophylla. Acta Farm Bonaerense 25, no. 1 (2006): 83–88.
Freile, M. L., et al. Antimicrobial activity of aqueous extracts and of berberine isolated from Berberis heterophylla. Fitoterapia 74, no. 7–8 (2003): 702–5.
Garcia, G. E., et al. Akt– and CREB-mediated prostate cancer cell proliferation inhibition by nexrutine, a Phellodendron amurense extract. Neoplasia 8, no. 6 (2006): 523–33.
Garrison, R., et al. Effect of a proprietary Magnolia and Phellodendron extract on weight management: a pilot, double-blind, placebocontrolled clinical trial. Altern Ther Health Med 12, no. 1 (2006): 50–54.
Ghosh, R., et al. Phellodendron amurense bark extract prevents progression of prostate tumors in transgenic adenocarcinoma of mouse prostate: potential for prostate cancer management. Anticancer Res 30, no. 3 (2010): 857–66.
Ghosh, R., et al. Regulation of cox-2 by cyclic AMP response element binding protein in prostate cancer: potential role for nexrutine. Neoplasia 9, no. 11 (2007): 893–99.
Gilman, E. F., and D. Watson. Phellodendron amurense: Amur corktree. Florida Cooperative Extension Service, Institute of Food and Agricultural Sciences, University of Florida, May 2011. http://edis.ifas.ufl.edu/st437.
Giri, P., et al. Binding of protoberberine alkaloid coralyne with double stranded poly(A): a biophysical study. Mol Biosyst 4, no. 4 (2008): 341–48.
Grippa, E., et al. Inhibition of Candida rugosa lipase by berberine and structurally related alkaloids, evaluated by high-performance liquid chromatography. Biosci Biotechnol Biochem 63, no. 9 (1999): 1557–62.
Gui, S., et al. Study on preparation of berberine microemulsion and its absorption in intestine. Zhongguo Zhong Yao Za Zhi 34, no. 4 (2009): 398–401.
Gui, S. Y., et al. Preparation and evaluation of a microemulsion for oral delivery of berberine. Pharmazie 63, no. 7 (2008): 516–19.
Gupta, P. K., et al. Validation of a liquid chromatography-tandem mass spectrometric assay for the quantitative determination of hydrastine and berberine in human serum. J Pharm Biomed Anal 49, no. 4 (2009): 1021–26.
Gurley, B. J., et al. Effect of goldenseal (Hydrastis canadensis) and kava kava (Piper methysticum) supplementation on digoxin pharmacokinetics in humans. Drug Metab Dispos 35, no. 2 (2007): 240–5.
Gurley, B. J., et al. Supplementation with goldenseal (Hydrastis canadensis), but not kava kava (Piper methysticum), inhibits human CYP3A activity in vivo, Clin Pharmacol Ther 83, no. 1 (2008): 61–9.
Hajnická, V., et al. Effect of Mahonia aquifolium active compounds on interleukin-8 production in the human monocytic cell line THP-1. Planta Med 68, no. 3 (2002): 266–68.
Harikumar, K. B., et al. Inhibition of progression of erythroleukemia induced by Friend virus in BALB/c mice by natural products – berberine, curcumin and picroliv. J Exp Ther Oncol 7, no. 4 (2008): 275–84.
Hayashi, K., et al. Antiviral activity of berberine and related compounds against human cytomegalovirus. Bioorg Med Chem Lett 17, no. 6 (2007): 1562–64.
Head, Kathleen A. Natural approaches to prevention and treatment of infections of the lower urinary tract. Altern Med Rev 13, no. 3 (2008): 227–44.
Hua, W., et al. Determination of berberine in human plasma by liquid chromatography-electrospray ionization-mass spectrometry. J Pharm Biomed Anal 44, no. 4 (2007): 931–37.
Hwang, B. Y., et al. Antimicrobial constituents from goldenseal (the rhizomes of Hydrastis canadensis) against selected oral pathogens. Planta Med 69, no. 7 (2003): 623–27.
Imanshahidi, M., et al. Pharmacological and therapeutic effects of Berberis vulgaris and its active constituent, berberine. Phytother Res 22, no. 8 (2008): 999–1012.
Inbaraj, J. J., et al. Photochemistry and photocytoxicity of alkaloids from goldenseal (Hydrastis canadensis L.). 2. Palmatine, hydrastine, canadine, and hydrastinine. Chem Res Toxicol 19, no. 6 (2006): 739–44.
Jahnke, G. D., et al. Developmental toxicity evaluation of berberine in rats and mice. Birth Defects Res B Dev Reprod Toxicol 77, no. 3 (2006): 195–206.
James, M. A., et al. Dietary administration of berberine or Phellodendron amurense extract inhibits cell cycle progression and lung tumorigenesis. Mol Carcinog 50, no. 1 (2011): 1–7.
Jia, F., et al. Identification of palmatine as an inhibitor of West Nile virus. Arch Virol 155, no. 8 (2010): 1325–29.
Kai-sum, M., et al. Coptis accumulation of active ingredients. Free Papers Download Center, May 17, 2008. http://eng.hi138.com/?i135909.
Kalman, D. S., et al. Effect of a proprietary Magnolia and Phellodendron extract on stress levels in healthy women: a pilot, double-blind, placebocontrolled clinical trial. Nutr J 21, no. 7 (2008): 11.
Karmakar, S. R., et al. Anti-carcinogenic potentials of a plant extract (Hydrastis canadensis): I. Evidence from in vivo studies in mice (Mus musculus). Asian Pac J Cancer Prev 11, no. 2 (2010): 545–51.
Kheir, M. M., et al. Acute toxicity of berberine and its correlation with the blood concentration in mice. Food Chem Toxicol 48, no. 4 (2010): 1105–10.
Khin-Maung-U, et al. Clinical trial of berberine in acute watery diarrhoea. Br Med J (Clin Res Ed) 291, no. 6509 (1985): 1061–65.
Khin-Maung-U, et al. Clinical trial of highdose berberine and tetracycline in cholera. J Diarrhoeal Dis Res 5, no. 3 (1987): 184–87.
Kim, J. B., et al. The alkaloid berberine inhibits the growth of anoikis-resistant MCF-7 and MDAMB-231 breast cancer cell lines by inducing cell cycle arrest. Phytomedicine 17, no. 6 (2009): 436–40.
Kim, J. H., et al. Effect of Phellodendron amurense in protecting human osteoarthritic cartilage and chondrocytes. J Ethnopharmacol 134, no. 2 (2011): 234–42. E-pub (preprint) December 21, 2010.
Kim, J. S., et al. Immunoquantitative analysis for berberine and its related compounds using monoclonal antibodies in herbal medicines. Analyst 129, no. 1 (2004): 87–91.
Kulkami, S. K., et al. Berberine: a plant alkaloid with therapeutic potential for central nervous system disorders. Phytother Res 24, no. 3 (2010): 317–24.
Kumar, A. P., et al. Akt/camp-responsive element binding protein/cyclin D1 network: a novel target for prostate cancer inhibition in transgenic adenocarcinoma of mouse prostate model mediated by nexrutine, a Phellodendron amurense bark extract. Clin Cancer Res 13, no. 9 (2007): 2784–94.
Kumar, A. P., et al. Natural products: potential for developing Phellodendron amurense bark extract for prostate cancer management. Mini Rev Med Chem 10, no. 5 (2010): 388–97.
Lau, C. W., et al. Cardiovascular actions of berberine. Cardiovasc Drug Rev 19, no. 3 (2001): 234–44.
Lauk, L., et al. Activity of Berberis aetnensis root extracts on Candida strains. Fitoterapia 78, no. 2 (2007): 159–61.
Lee, J. H., et al. Isolation and characterization of a novel glutathione S-transferase-activating peptide from the oriental medicinal plant Phellodendron amurense. Peptides 27, no. 9 (2006): 2069–74.
Lesnau, A., et al. Antiviral activity of berberine salts. Pharmazie 45, no. 8 (1990): 638–39.
Leu, C. H., et al. Constituents from the leaves of Phellodendron amurense and their antioxidant activity. Chem Pharm Bull (Tokyo), 54, no. 9 (2006): 1308–11.