Ko, K., R. Brodzik, and Z. Steplewski. 2008. Production of antibodies in plant-approaches and perspectives. Current Topics in Microbiology and Immunology. (In press)

Ahn, M.H., Y.K. Choo, and K. Ko. 2008. Glyco-engineering of biotherapuetic proteins in plants. Mol. Cells (In press)

Kim, S.G., D.B. Oh, O.S. Kwon, J.G. Jung, Y.M. Lee, K. Ko, J.H. Ko, H.A. Kang. 2008. Biochemical characterization of a glycosyltranferase homologue from an oral pathogen Fusobacterium nucleatum as a human glycan-modifying enzyme. J. Mol. Biotechnol. (In press)

Kim, B.H., J.U. Kim, K. Ko, S.M. Kim, J.S. Ryu, J.S. Kim, H.C. Kwon, S.Y. Nam, D.H. Kwak, Y.I. Park, D.B., Koo, Y.K. Choo. 2008. Expression of ganglioside GT1b in mouse embryos at different developmental stages after cryopreservation. Arch. Pharm. Res. 31:88-95


Ahn, M.H, K.J. Lee, and K. Ko. 2007. Effect of Boric acid on in vitro pollen germination in transgenic plants expressing monoclonal antibodies. J. Plant Biotech. 34:339-346.

Song, M. and K. Ko. 2007. Stable expression of anti-cancer monoclonal antibody in transgenic plants through subsequent generation. Kor. J. Hort. Sci. Technol. 25:185-190.

Lee, D.H., Koo, D.-B., Ko, K., Ko, K., Kim S.-M., Jung J.-U., Ryu J.-S., Jin, J.-W., Yang, H.-J., Do, S.-I., Jung,K-Y., and Choo, Y.-K. 2007. Effects of daunorubicin on ganglioside expression and neuronal differentiation of mouse embryonic stem cells. Biochem Biophys Res Commun. 362:313-318.

Brodzik, R., Glogowska, M., Bandurska, K., Okulicz, M., Deka, D., Ko, K., van der Linden, J., Leusen, J. H. W., Pogrebnyak, N., Golovkin, M., Steplewski, Z., and Koprowski, H. 2006. Plant-derived anti-Lewis Y mAb exhibits biological activities for efficient immunotherapy against human cancer cells. Proc. Natl. Acad. Sci. USA 103:8804 - 8809.

Kim, S.M., Han J.C., Park H.D., Ko K., Lee D.H., Kim S.M., Kwon D.Y., Kim J.S., Kim O.H., Hwang J. B., NahmGung B., and Choo Y.K. 2006. Effect of fermented small soybean powder mixed with mulberry leaf on metabolic improvement and hexokinase activity in streptozotocin-induced diabetic rats. Nutritional Sciences 9:117-210

Ko, K., Z. Steplewski, M. Glogowska, and H. Koprowski. 2005. Inhibition of tumor growth by plant-derived monoclonal antibody. Proc. Natl. Acad. Sci. USA 102:7026-7030.

Ko, K., and H. Koprowski. 2005. Plant biopharming of monoclonal antibodies. Virus Research 111:93-100.

Tekoah, Y., K. Ko, H. Koprowski, D.J. Harvey, M.R. Wormald, R.D. Dwek, and P.M. Rudd. 2004. Controlled glycosylation of therapeutic antibodies in plants. Arc. Biochem. Biophy. 426:266-278.

Ko, K., X. Wei, P. Crooks, and H. Koprowski. 2004. Elimination of alkaloids from plant-derived human monoclonal antibody. Journal of Immunological Methods 286:79-85.

Ko, K., Y. Tekoah, P.M. Rudd, D.J. Harvey, R.A. Dwek, S. Spitsin, C.A. Hanlon, C. Rupprecht, B. Dietzschold, M. Golovkin, and H. Koprowski. 2003. Function and glycosylation of plant-derived antiviral monoclonal antibody. Proc. Natl. Acad. Sci. USA 100:8013-8018.

Ko, K., J.N. Norelli, S.K. Brown, and H.S. Aldwinckle. 2002. T4 lysozyme and Attacin E genes to enhance resistance against Erwinia amylovora in transgenic 'Galaxy' apple. J. Amer. Soc. Hort. Sci. 127:515-519.

Lee, S.B., K. Ko, and Herb S. Aldwinckle. 2000. Resistance of selected Malus germplasm to Rosellinia necatrix. J. American Pomological Soc. 54:219-228.

Ko, K., S.K. Brown, J.N. Norelli, E.E. Borejsza-Wysocka, J.-P. Reynoird, and H.S. Aldwinckle. 2000. Effect of untranslated leader sequence of AMV RNA 4 and signal peptide of pathogenesis-related protein 1b on attacin gene expression and resistance to fire blight in transgenic apple. Biotechnology Letters 22:373-381.

Ko, K., J.L. Norelli, S.K. Brown, and H.S. Aldwinckle. 1999. Anti-attacin polyclonal antibody from an in vitro derived antigen used for immunoblot to quantify attacin expressed in transgenic apple. Biotechnology Techniques 13:839-857.

Ko, K., J.L. Norelli, S.K. Brown, and H.S. Aldwinckle. 1999. Galaxy lines transgenic for attacin E and T4 lysozyme genes have increased resistance to fire blight. In: A. Altman, S. Izhar, and M. Ziv, eds. Plant Biotechnology and In Vitro Biology in the 21st Century, Vol 36. Dordrecht: Kluwer academic Pub., pp.507-511.

Borejsza-Wysocka, E.E., J.L. Norelli, K. Ko, and H.S. Aldwinckle. 1999. Transformation of authentic M.26 apple rootstock for enhanced resistance to fire blight. Acta Horticulturae 489:259-266.

Ko, K., S.K. Brown, J.L. Norelli, E.E. Borejsza-Wysocka, K. Düring, and H.S. Aldwinckle. 1999 Effect of multiple transgenes on resistance to fire blight of 'Galaxy' apple. Acta Horticulturae 489:257.

Ko, K., S.K. Brown, J.L. Norelli, and H.S. Aldwinckle. 1999. Isolation of attacin E protein from an Escherichia coli expression vector and production of its antibody for use in immunoassays. Acta Horticulturae 489:267-268.

Ko, K., S.K. Brown, J.L. Norelli, and H.S. Aldwinckle. 1998. Alterations of nptII and gus expression following micropropagation of transgenic M.7 apple rootstock lines. J. Amer. Soc. Hort. Sci. 123:11-18.

Norelli, J.L., K. Ko, J.P. Bolar, G.E. Harman, G. Hrazdina, and H.S. Aldwinckle. 1997. Genetic engineering of apple for improved disease resistance and horticultural quality. Korean Soc. Hort. Sci. 15:7-11.