Ko, H., Kang, M., Sung, B. H., Kim, M. J., Sohn, J. H., & Bae, J. H. (2025). Insight of Metal Ions in Enzymatic Synthesis of Levan: The Metal-Binding Loop. Journal of microbiology and biotechnology, 35, e2411030.

Ko. H., Kim. H., Heo. J. W., Lee. S., Yu. Y., Kim. H., Oh. H. S., Min. C. G., Baek. S., Choi. H. S., Moon. S. J., Sim. W., Kim. B. S., Hong. J. S., Shim. S., Kim. Y. S. (2025) Production and application of Paenibacillus polymyxa levan as an antiviral priming agent against cucumber mosaic virus infection in tobacco plants. Carbohydrate Polymers, 352, 123208

Lee, S., and Ko. H. (2024) Production, purification, and decolorization of microbial levan using fallen-leaves extract medium. Journal of Korea TAPPI, 56(5), 58-65.

Ko, H., & Park, Y. C. (2024). Mass production and characterization of an endoglucanase from Coleoptera insect (Monochamus saltuarius) in yeast Kluyveromyces lactis. Protein Expression and Purification, 223, 106540.

Yu, Y., and Ko, H. (2024) Preparation of microbial media based on hardwood fallen leaves. Journal of Forest and Environmental Science, 40(2), 118-122.

Ko, H., Kim, M. J., Kim, H. J., Kang, J., Lee, H. Y., Lee, J. H., ... & Sohn, J. H. (2023). Efficient valorization of food waste oils to renewable biodiesel by a Candida antarctica lipase B mutant that catalyzes the ester synthesis reaction in the presence of water. Journal of Cleaner Production, 428, 139336.

Ko, H., Sung, B. H., Kim, M. J., Park, H. J., Sohn, J. H., Bae, J. H. (2023) Dual-functional carboxymethyl levan-based protein carrier for cosmeceutical application of human epidermal growth factor. International Journal of Biological Macromolecules, 229, 181-187. 

Ko, H., Sung, B. H., Kim, M. J., Sohn, J. H., Bae, J. H. (2022) Fructan biosynthesis by yeast cell factories. Journal of Microbiology and Biotechnology, 32(11), 1373-1381. 

Ko, H., Kang, M., Kim, MJ., Yi, J., Kang, J., Bae, J. H., Sohn, J. H., & Sung, B. H. (2021) A novel protein fusion partner, carbohydrate-binding module family 66, to enhance heterologous protein expression in Escherichia coli. Microbial Cell Factories, 20, 232 (https://doi.org/10.1186/s12934-021-01725-w). 

Moon, K. B., Ko, H., Park, J. S., Sohn, J. H., Cho, H. S., Park, Y. I., ... & Jeon, J. H. (2019). Expression of Jerusalem artichoke (Helianthus tuberosus L.) fructosyltransferases, and high fructan accumulation in potato tubers. Applied Biological Chemistry, 62(1), 1-9. 

Ko, H., Bae, J.H., Sung, B. H. Kim, M. J., Park, S. H., & Sohn, J.H. (2019). Direct Production of Difructose Anhydride IV from Sucrose by Co-fermentation of Recombinant Yeasts. Scientific Reports, 9, 15980 (doi:10.1038/s41598-019-52373-5). 

Ko, H., Bae, J. H., Sung, B. H., Kim, M. J., Kim, C. H., Oh, B. R., & Sohn, J. H. (2019). Efficient production of levan using a recombinant yeast Saccharomyces cerevisiae hypersecreting a bacterial levansucrase. Journal of Industrial Microbiology & Biotechnology, 46(11), 1611-1620. 

Ko, H., Bae, J. H., Sung, B. H., Kim, M. J., Park, H. J., & Sohn, J. H. (2019). Microbial production of medium chain fructooligosaccharides by recombinant yeast secreting bacterial inulosucrase. Enzyme and Microbial Technology, 130, 109364. 

Min, C. W., Jung, W. Y., Park, H. J., Moon, K. B., Ko, H., Sohn, J. H., ... & Cho, H. S. (2019). Label-free quantitative proteomic analysis determines changes in amino acid and carbohydrate metabolism in three cultivars of Jerusalem artichoke tubers. Plant Biotechnology Reports, 13, 111-122. 

Ko, H., Bae, J. H., Kim, M. J., Sung, B. H., & Sohn, J. H. (2019). Microbial production of difructose anhydride III from Jerusalem artichoke tuber powder by recombinant yeast Saccharomyces cerevisiae and Kluyveromyces marxianus. Industrial Crops and Products, 135, 99-10

Park, H. J., Ko, H. J., Jeong, H., Lee, S. H., Ko. H., Bae. J. H., Sung. B. H., & Sohn. J. H. (2017). Draft Genome Sequence of a Multistress-Tolerant Yeast, Pichia kudriavzevii NG7. Genome Announcements, 6(3), e01515-17. 

Ko, H.J., Ko, H., Hong, S.K., Park, Y. C. (2016). Characterization of cellulase gene (MsGHF5) from Monochamus saltuarius Exprsesed in Yeast. Journal of Korean Forestry Society, 105(2), 261-267

Ko, H., Kwon, H. M., Ko, H. J., Ryu, J. H., Song, H. S., & Park, Y. C. (2015). Heterologous expression and characterization of endocellulase from the Japanese pine sawyer Monochamus saltuarius (MsGHF5). Entomological research, 45(1), 26-30.