Hoang Phuc Trinh, Sang-Hoon Lee, Jung Ho Ahn, Do-Wook Kim, Gyeongtaek Gong, and Hee-Deung Park (2025) Insights into the one-stage DNRA-anammox reactors: Influence of carbon sources and C/N ratios, Chemical Engineering Journal, 521, 166959 (IF 13.2, JCR 3.0%)
#Do-Wook Kim, #Sang Min Kim, Imam Hidayat Nurwahid, Chang Soo Kim, Ji-sun Lee, Sung Wook Eun, Changmin Sung, Gyeongtaek Gong, Ja Kyong Ko, Youngsoon Um, Sung Ok Han, and *Jung Ho Ahn (2025) Engineering of Corynebacterium glutamicum for para-coumaric acid biosynthesis from lignocellulosic biomass, Bioresource Technology, 435, 132860 (IF 9.7, JCR 2.5%)
Hyeoncheol Francis Son, Sungmin Hwang, Yujin Kim, Jung Ho Ahn, Ja Kyong Ko, Gyeongtaek Gong, Youngsoon Um, Jong Hyuk Park, Hyun June Park, Sun-Mi Lee (2025) Enzymatic depolymerization of polyethylene using a small laccase and its potential for bio-upcycling, Journal of Hazardous Materials, 495, 139021 (IF 11.3, JCR 4.9%)
Min Seo Jeon, Soyoung Jeong, Seul-Ki Yang, Kwang-Woo Jung, Gyeongtaek Gong, Jung Ho Ahn, Myung-Ji Seo, Sangyong Lim, Jong-Hyun Jung (2025) Eco-friendly decolorization of synthetic dyes using radiation-induced whole cell biocatalyst with enhanced copper resistance. Environmental Research, 269, 120891 (IF 7.7, JCR 3.8%)
#Jiwon Kim, #Jaerak Ko, Yoonjae Lee, Hyeonjeong Lee, Sumin Jeong, Jiyun Yoo, Sang-A Lee, Gyeongtaek Gong, Young-Woong Suh, *Sun-Mi Lee, *Jeehoon Han, *Soonho Hwangbo (2025) High-yield oleic acid production through glucose-xylose co-fermentation process from lignocellulosic biomass: Techno-economic analysis and environmental evaluation on a large-scale case study. Chemical Engineering Journal, 510, 161171 (IF 13.4, JCR 3.1%)
Siti Nurjanah Firmansyah#, Habin Sun#, Chun-Jae Yoo*, Ja Kyong Ko* (2025) Upgrading polyethylene plastic waste into a biodegradable polymer: Harnessing a hybrid chemical oxidation-biological conversion approach. Chemical Engineering Journal, 504, (IF 13.4, JCR 3.1%)
So Jeong Lee, Jiwon Kim, Jung Ho Ahn, Gyeongtaek Gong, Youngsoon Um, Sun-Mi Lee, Kyoung Heon Kim, Ja Kyong Ko* (2025) Engineering xylose utilization in Cupriavidus necator for enhanced poly(3-hydroxybutyrate) production from mixed sugars. Bioresource Technology, 418, 131996 (IF 9.7, JCR 2.5%)
Min Jung Kim, Young A Lee, Jie Wu, Hyeyun Kim, Ja Kyong Ko, Myoung-Woon Moon, Chang Geun Yoo, Keunhong Jeong, Kwang Ho Kim (2025) Fabrication of Hydrophobic Lignin-Based Films through Tandem Chemical Modification and Plasma Treatment. ACS Applied Polymer Materials 7, 1, 503–511 (IF 4.5, JCR 22.6%)
Yeon Ji Lee, Byeong Cheul Moon, Dong Ki Lee, Jung Ho Ahn, Gyeongtaek Gong, Youngsoon Um, Sun-Mi Lee, Kyoung Heon Kim, *Ja Kyong Ko (2025) Sustainable production of microbial protein from carbon dioxide in the integrated bioelectrochemical system using recycled nitrogen sources. Water Research, 268 (IF 11.5, JCR 0.4%)
Ji Yeon Kim, Jong An Lee, Jung Ho Ahn, and Sang Yup Lee (2024) High-level succinic acid production by overexpressing a magnesium transporter in Mannheimia succiniciproducens. Proceedings of the National Academy of Sciences, 121(37) e2407455121 (IF 9.4, JCR 9.3%)
#Achmad Buhori, #Juwon Lee, Min Ji Cha, Jung Ho Ahn, Sung Ok Han, Jae-Wook Choi, Kwang Ho Kim, Jeong-Myeong Ha, *Gyeongtaek Gong, and *Chun-Jae Yoo (2024) Synthesis of biosurfactants from polyethylene waste via an integrated chemical and biological process. Journal of Environmental Chemical Engineering, 12, 113322 (IF 7.7, JCR 10.9%)
#Do-Wook Kim, #Eui Seok Lim, Ga Hyun Lee, Hyeoncheol Francis Son, Changmin Sung, Jong-Hyun Jung, Hyun June Park, Gyeongtaek Gong, Ja Kyong Ko, Youngsoon Um, Sung Ok Han, and *Jung Ho Ahn (2024) Biodegradation of oxidized low density polyethylene by Pelosinus fermentans lipase, Bioresource Technology, 403, 130871 (IF 11.4, JCR 3.571%)
Yongjae Jang, Yeon Ji Lee, Gyeongtaek Gong, Sun-Mi Lee, Youngsoon Um, Kyoung Heon Kim, and *Ja Kyong Ko (2024) Carbon dioxide valorization into resveratrol via lithoautotrophic fermentation using engineered Cupriavidus necator H16, Microbial Cell Factories, 23:122 (IF 6.4, JCR 12.5%)
Byeong Cheul Moon, Soyoung Kim, Young Yoon Jo, Jong Hyeok Park, *Ja Kyong Ko, and *Dong Ki Lee (2024) Biocompatible Cu/NiMo Composite Electrocatalyst for Hydrogen Evolution Reaction in Microbial Electrosynthesis; Unveiling the Self-Detoxification Effect of Cu, Advanced Science, 2309775 (IF 15.1, JCR 6.8%)
Soyoung Park, Soonjong Roh, Jin Yoo, Jung Ho Ahn, Gyeongtaek Gong,Sun-Mi Lee, Youngsoon Um, Sung Ok Han, and *Ja Kyong Ko (2024) Tailored polyhydroxyalkanoate production from renewable non-fatty acid carbon sources using engineered Cupriavidus necator H16, International Journal of Biological Macromolecules, 263, 130360 (IF 8.2, JCR 5.2%)
#Jong An Lee, #Jung Ho Ahn, Gi Bae Kim, Sol Choi, Ji Yeon Kim, and *Sang Yup Lee (2023) Metabolic engineering of Mannheimia succiniciproducens for malic acid production using dimethylsulfoxide as an electron acceptor, Biotechnology and Bioengineering, 120, 203-215 (IF 3.8, JCR 38.9%)
Jong An Lee, Ji Yeon Kim, Jung Ho Ahn, Yeah-Ji Kim, and *Sang Yup Lee (2023) Current advancements in the bio-based production of polyamides, Trends in Chemistry, 5(12), 873-891 (IF 15.7, JCR 7.6%)
#Ga Hyun Lee, #Do-Wook Kim, Yun Hui Jin, Sang Min Kim, Eui Seok Lim, Min Ji Cha, Ja Kyong Ko, Gyeongtaek Gong, Sun-Mi Lee, Youngsoon Um, Sung Ok Han, and *Jung Ho Ahn (2023) Biotechnological plastic degradation and valorization using systems metabolic engineering, International Journal of Molecular Sciences, 24, 15181 (IF 5.6, JCR 23%)
Joon -Yeop Yi, Minyoung Kim, Jung Ho Ahn, Byung-Gee Kim, Junghyun Son, and *Changmin Sung (2023) CRISPR/deadCas9-based high-throughput gene doping analysis (HiGDA): A proof of concept for exogenous human erythropoietin gene, Talanta, 258, 124455 (IF 6.566, JCR 9.9%)
Sujeong Park, Bo-Ram Park, Deokyeol Jeong, Jongbeom Park, Ja Kyong Ko, Soo-Jung Kim, Jeong-Sun Kim, Yong-Su Jin, *Soo Rin Kim (2023) Functional expression of RuBisCO reduces CO2 emission during fermentation by engineered Saccharomyces cerevisiae, Process Biochemistry, 134, 286-293 (IF 4.4, JCR 29.4%)
Young Yun Jo, Soyoung Park, Gyeongtaek Gong, Soonjong Roh, Jin Yoo, Jung Ho Ahn, Sun-Mi Lee, Youngsoon Um, Kyoung Heon Kim, and *Ja Kyong Ko (2023) Enhanced production of poly(3-hydroxybutyrate-co-3-hydroxyvalerate) with modulated 3-hydroxyvalerate fraction by overexpressing acetolactate synthase in Cupriavidus necator H16, International Journal of Biological Macromolecules, 242, 125166 (IF 8.2, JCR 5.2%)
Phuong Hoang Nguyen Tran, Je Hyeong Jung, Ja Kyong Ko, Gyeongtaek Gong, Youngsoon Um, and *Sun-Mi Lee (2023) Co-production of ethanol and polyhydroxybutyrate from lignocellulosic biomass using an engineered Saccaromyces cerevisiae, Renewable Energy, 212, 601-611 (IF 8.700, JCR 22.174%)
#Jung Ho Ahn, #Kweon Hwan Jung, Eui Seok Lim, Sang Min Kim, Sung Ok Han, *Youngsoon Um (2023) Recent advances in microbial production of medium chain fatty acid from renewable carbon resources: A comprehensive review, Bioresource Technology, 381, 129147 (IF 11.877, JCR 3.571%)
#Yeon-Ho Choi, #Hyeoncheol Francis Son, Sungmin Hwang, Jiwon Kim, Ja Kyong Ko, Gyeongtaek Gong, Jung Ho Ahn, Youngsoon Um, Sung Ok Han, and *Sun-Mi Lee (2023) Hexanoic acid improves the production of lipid and oleic acid in Yarrowia lipolyitca: the benefit of integrating biorefinery with organic waste management, Environmental Technology & Innovation, 31, 103168 (IF=7.758, JCR 11.006%)
Kim, Sungbong, Kim, Hyungryeol, Oh, Hyun Ju, Lee, Kyu-Tae, Um, Youngsoon, Kim, Dong Wook, Seo, Sang Woo, Park, Chulhwan,,Kim, Seung Wook (2023) Undefined xylose media extracted from biorefinery waste for enhanced and eco-friendly production of cephalosporin C by Acremonium chrysogenum M35. GCB Bioenergy. 15 (5), 731-742 (IF 5.957, JCR 10.556%)
Yeonseo Jeong, Gyeongtaek Gong, Hye-Jin Lee, Jihye Seong, Seok Won Hong, Changha Lee (2023) Transformation of microplastics by oxidative water and wastewater treatment processes: A critical review. Journal of Hazardous Materials, 443, 130313 (IF=14.224, JCR 3.047%)
#HyunJu Oh, #Gyeongtaek Gong, Jung Ho Ahn, Ja Kyong Ko, Sun-Mi Lee, *YoungsoonUm (2023). Effective hexanol production from carbon monoxide using extractive fermentation with Clostridium carboxidivorans P7. Bioresource Technology., 367, 128201 (IF 11.877, JCR 3.571%)
Kwang Ho Kim, Yaseen Mottiar, Keunhong Jeong, Phuong Hoang Nguyen Tran, Ngoc Tuan Tran, Jingshun Zhuang, Chang Soo Kim, Hyunjoo Lee, Gyeongtaek Gong, Ja Kyong Ko, Sun-Mi Lee, So Young Kim, Ji Yeon Shin, Hanseob Jeong, Hyun Kyu Song, Chang Geun Yoo, Nak-Kyoon Kim, Shawn D. Mansfield (2022) One-pot conversion of engineered poplar into biochemicals and biofuels using biocompatible deep eutectic solvents. Green Chemistry, 24, 9055-9068 (IF 11.034, JCR 11.702%)
Soyoung Kim, Yong Jae Jang, Gyeongtaek Gong, Sun-Mi Lee, Youngsoon Um, Kyoung Heon Kim, *Ja Kyong Ko (2022) Engineering Cupriavidus necator H16 for enhanced lithoautotrophic poly(3-hydroxybutyrate) production from CO2. Microbial Cell Factories, 21:231 (IF=6.352, JCR 16.772%)
Hyun Ju Oh, Ja Kyong Ko, Gyeongtaek Gong, Sun-Mi Lee, *Youngsoon Um (2022) Production of Hexanol as the Main Product Through Syngas Fermentation by Clostridium carboxidivorans P7. Frontiers in Bioengineering and Biotechnology, 10:850370 (IF=5.890, JCR 15.972%)
Joongsuk Kim, Ki-Yeon Kim, Ja Kyong Ko, Sun-Mi Lee, Gyeongtaek Gong, Kyoung Heon Kim, *Youngsoon Um (2022) Characterization of a novel acetogen Clostridium sp. JS66 for production of acids and alcohols: focusing on hexanoic acid production from syngas. Biotechnology and Bioprocess Engineering, 27, 89-98 (IF 2.836, JCR 58.1%)
Jiwon Kim, Hyeoncheol Francis Son, Sungmin Hwang, Gyeongtaek Gong, Ja Kyong Ko, Youngsoon Um, Sung Ok Han, *Sun-Mi Lee (2022) Improving Lipid Production of Yarrowia lipolytica by the Aldehyde Dehydrogenase-Mediated Furfural Detoxification, International Journal of Molecular Sciences, 23(9), 4761 (IF=5.924)
#Yeon Jung Lee, #Phuong Hoang Nguyen Tran, Ja Kyong Ko, Gyeongtaek Gong, Youngsoon Um, Sung Ok Han, *Sun-Mi Lee (2022) Glucose/xylose co-fermenting Saccharomyces cerevisiae increases the production of acetyl-CoA derived n-butanol from lignocellulosic biomass, Frontiers in Bioengineering and Biotechnology, 10:826787 (IF=6.064)
#Gwon Woo Park, #Gyeongtaek Gong, #Jeong Chan Joo, Jinju Song, Jiye Lee, Joon-Pyo Lee, Hee Taek Kim, Mi Hee Ryu, Ranjna Sirohi, Xinshu Zhuang, and Kyoungseon Min (2022) Recent progress and challenges in biological degradation and biotechnological valorization of lignin as an emerging source of bioenergy: A state-of-the-art review, Renewable and Sustainable Energy Reviews, 157, 112025 (IF=14.98, JCR 1.13%)
Kyoungseon Min, Yong Hwan Kim, Jiye Kim, Yunje Kim, Gyeongtaek Gong, *Youngsoon Um (2022) Effect of manganese peroxidase on the decomposition of cellulosic components: Direct cellulolytic activity and synergistic effect with cellulase. Bioresour. Technol., 343, 126138. (IF 9.642, JCR 3.571%)
#Jiwon Kim, #Sungmin Hwang, *Sun-Mi Lee (2022) Metabolic engineering for the utilization of carbohydrate portions of lignocellulosic biomass, Metabolic engineering, 71:2-12 (IF 9.783, JCR 5.975%)
#Soo Rin Kim, #Ja Kyong Ko, Kyeongnam Kim, Whang-Ju Joen, *Sung-Eun Lee (2021) Book chapter 2. Lignins and their close derivatives produced by biorefinery processes for the treatment of human diseases. In: Biomass, Biofuels, Biochemicals, p15-32
Jae Hoon Lee Hyo Jun Won Phuong Hoang Nguyen Tran Sun‐Mi Lee Ho‐Youn Kim Je Hyeong Jung (2021), Improving lignocellulosic biofuel production by CRISPR/Cas9‐mediated lignin modification in barley, GCB bioenergy, 13(4), 742-752 (IF=5.316, JCR 0.55%)
#Jiwon Kim, #Phuong Hoang Nguyen Tran, and *Sun-Mi Lee, (2020), Current challenges and opportunities in non-native chemical production by engineered yeasts, Frontiers in bioengineering and biotechnology, 8, 594061 (IF=5.890)
Jungyeon Kim, Joongsuk Kim, Youngsoon Um*, Kyoung Heon Kim* (2020) Intracellular metabolite profiling and the evaluation of metabolite extraction solvents for Clostridium carboxidivorans fermenting carbon monoxide. Process Biochemistry. 89: 20-28. (IF 3.757, JCR 34.6%)
#Ja Kyong Ko, #Jae Hoon Lee, #Je Hyeong Jung, and *Sun-Mi Lee, (2020) Recent advances in plant and yeast engineering to improve lignocellulosic biofuel production, Renewable and Sustainable Energy Reviews, 134, 110390 (IF=14.98, JCR 1.13%)
Eui-Sang Yu, Hyojin Lee, Sun-Mi Lee, Jiwon Kim, Taehyun Kim, Jongsu Lee, Chulki Kim, Minah Seo, Jae Hun Kim, Young Tae Byun, Seung-Chul Park, Seung-Yeol Lee, Sin-Doo Lee, and Yong-Sang Ryu (2020) Precise capture and dynamic relocation of nanoparticlulate biomolecules through dielectrophoretic enhancement by vertical nanogap architectures, Nature Communications 11:2804 (IF=14.92, JCR 4.79%)
#Sang Do Yook, #Jiwon Kim, Gyeongtaek Gong, Ja Kyong Ko, Youngsoon Um, Sung Ok Han, and *Sun-Mi Lee (2020) High-yield lipid production from lignocellulosic biomass using engineered xylose-utilizing Yarrowia lipolytica, GCB bioenergy, 12 670-679 (IF=5.316, JCR 0.55%) YouTube video
Duck Gyun Kim, Seok Woo Yoo, Minsun Kim, Ja Kyong Ko, Youngsoon Um, and *Min-Kyu Oh (2020) Improved 2,3-butanediol yield and productivity from lignocellulose biomass hydrolysate in metabolically engineered Enterobacter aerogenes. Bioresource Technology, 309 (IF=7.539)
#Heeyoung Park, #Deokyeol Jeong, Minhye shin, Suryang Kwak, Eun Joong Oh, *Ja Kyong Ko, *Soo Rin Kim (2020) Xylose utilization in Saccharomyces cerevisiae during conversion of hydrothermally pretreated lignocellulosic biomass to ethanol. Applied Microbiology and Biotechnology, 104 (IF=3.67)
Phuong Hoang Nguyen Tran, Ja Kyong Ko, Gyeongtaek Gong, Youngsoon Um, and *Sun-Mi Lee (2020) Improved simultaneous co-fermentation of glucose and xylose by Saccharomyces cerevisiae for efficient lignocellulosic biorefienry, Biotechnology for biofuels, 13(12) (IF=6.04)
Ja Kyong Ko, Tseveendorj Enkh-Amgalan, Gyeongtaek Gong, Youngsoon Um, and *Sun-Mi Lee (2020) Improved bioconversion of lignocellulosic biomass by Saccharomyces cerevisiae engineered for tolerance to acetic acid, GCB Bioenergy, 12(1) 90-100 (IF=5.316, JCR 0.55%)
#Gyeongtaek Gong, #Hyun Ju Oh, Sukhyeong Cho, Seil Kim, Min-Kyu Oh, Youngsoon Um, *Sun-Mi Lee (2019) Complete genome sequence of Paenibacillus sp. CAA11: a promising microbial host for lignocellulosic biorefinery with consolidated processing, Current Microbiology, 76(6) 732-737
#Oh, H.J., #Kim, K.-Y., Lee, K.M., Lee, S.-M., Gong, G., Oh, M.-K., *Um, Youngsoon. (2019) Butyric acid production with high selectivity coupled with acetic acid consumption in sugar-glycerol mixture fermentation by Clostridium tyrobutyricum ATCC25755. Journal of Industrial and Engineering Chemistry. 75, 44-51 (IF 4.978)
Oh, H.J., Kim, K.-Y., Lee, K.M., Lee, S.-M., Gong, G., Oh, M.-K., *Um, Youngsoon. (2019) Enhanced butyric acid production using mixed biomass of brown algae and rice straw by Clostridium tyrobutyricum ATCC25755. Bioresource Technology, 273:446-453.(IF 6.669, JCR 3.85%)
Sang Do Yook, Jiwon Kim, Han Min Woo, Youngsoon Um, and *Sun-Mi Lee (2019) Efficient lipid extraction from the oleaginous yeast Yarrowia lipolytica using switchable solvents, Renewable Energy, 132, 61-67 (IF=6.274)
Kim, E.S., Kim, B.-S., Kim, K.-Y., Woo, H.-M., Lee, S.-M., *Um, Youngsoon. (2018) Aerobic and anaerobic cellulose utilization by Paenibacillus sp. CAA11 and enhancement of its cellulolytic ability by expressing a heterologous endoglucanase. Journal of Biotechnology, 268:21-27. (IF 2.533)
Hyeoncheol Francis Son, *Sun-Mi Lee, and *Kyung-Jin Kim (2018) Structural insight into D-xylose utilization by xylose reductase from Scheffersomyces stipitis, Scientific reports, 8, 17442 (IF=4.12)
Phuong Hoang Nguyen Tran#, Ja Kyong Ko#, Gyeongtaek Gong, Youngsoon Um, and *Sun-Mi Lee (2018) Genomic and phenotypic characterization of a refactored xylose-utilizing Saccharomyces cerevisiae strain for lignocellulosic biofuel production, Biotechnology for biofuels 11:268 (IF=5.497)
Hyeoncheol Francis Son, *Sun-Mi Lee, and *Kyung-Jin Kim (2018) Crystal Structure and Biochemical Characterization of Xylose Isomerase from Piromyces sp. E2, J. Microbiol. Biotechnol. 28(4) 571-578
Ja Kyong Ko and *Sun-Mi Lee (2018) Advances in cellulosic conversion to fuels: engineering yeasts for cellulosic bioethanol and biodiesel production, Current Opinion in Biotechnology 50, 72-80 (IF=8.380, JCR 3.165%)
Ja Kyong Ko, Je Hyeong Jung, Fredy Altpeter, Baskaran Kannan, Ha Eun Kim, Kyoung Heon Kim, Hal S Alper, Youngsoon Um, *Sun-Mi Lee (2018) Largely enhanced bioethanol production through the combined use of lignin-modified sugarcane and xylose fermenting yeast strain, Bioresource Technology 256, 312-320 (IF=5.651, JCR 3.571%)
Baskaran Kannan, Je Hyeong Jung, Geoffrey W Moxley, Sun‐Mi Lee, Fredy Altpeter (2018) TALEN-mediated targeted mutagenesis of more than 100 COMT copies/alleles in highly polyploid sugarcane improves saccharification efficiency without compromising biomass yield, Plant Biotechnology Journal, 16(4) 856-866 (IF=7.443, JCR 3.066%)
Jaehyun Park, Hyojung Shin, Sun‑Mi Lee, Youngsoon Um and Han Min Woo (2018) RNA‑guided single/double gene repressions in Corynebacterium glutamicum using an efficient CRISPR interference and its application to industrial strain, Microb. Cell. Fat., 17(4)
You, S.K., Joo, Y.-C., Kang, D.H., Shin, S.K., Hyeon, J.E., Woo, H.M., Um, Youngsoon., Park, C., Han, S.O. (2017) Enhancing Fatty Acid Production of Saccharomyces cerevisiae as an Animal Feed Supplement. Journal of Agricultural and Food Chemistry, 65(50):11029-11035. (IF 3.412)
Suah Jo, Jinkyung Yoon, Sun-Mi Lee, Youngsoon Um, Sung Ok Han, Han Min Woo (2017) Modular pathway engineering of Corynebacterium glutamicum to improve xylose utilization and succinate production, Journal of Biotechnology
Gong, G., Lee, S.-M., Woo, H.M., Park, T.H., *Um, Youngsoon. (2017) Influences of Media Compositions on Characteristics of Isolated Bacteria Exhibiting Lignocellulolytic Activities from Various Environmental Sites. Appl. Biochem. Biotechnol., 183(3) 931-942
Min, K., Yum, T., Kim, J., Woo, H.M., Kim, Y., Sang, B.-I., Yoo, Y.J., Kim, Y.H., *Um, Youngsoon. (2017) Perspectives for biocatalytic lignin utilization: cleaving 4-O-5 and Cα–Cβ bonds in dimeric lignin model compounds catalyzed by a promiscuous activity of tyrosinase. Biotechnology for Biofuels 10, 212.
Kim, T., Cho, S., Woo, H.M., Lee, S.-M., Lee, J., *Um, Youngsoon., *Seo, J.-H. (2017) High production of 2,3-butanediol from glycerol without 1,3-propanediol formation by Raoultella ornithinolytica B6. Appl. Microbiol. Biotechnol. 101, 2821-2830.
Gong, G., Kim, S., Lee, S.-M., Woo, H.M., Park, T.H., *Um, Youngsoon. (2017) Complete genome sequence of Bacillus sp. 275, producing extracellular cellulolytic, xylanolytic and ligninolytic enzymes. J. Biotechnol. 254, 59-62.
Lee, H.J., Choi, J., Lee, S.-M., Um, Y., Sim, S.J., Kim, Y., *Woo, H.M. (2017) Photosynthetic CO2 Conversion to Fatty Acid Ethyl Esters (FAEEs) Using Engineered Cyanobacteria. Journal of Agricultural and Food Chemistry 65, 1087-1092.
Kim, W.J., Lee, S.-M., Um, Y., Sim, S.J., *Woo, H.M. (2017) Development of SyneBrick Vectors As a Synthetic Biology Platform for Gene Expression in Synechococcus elongatus PCC 7942. Frontiers in Plant Science 8.
Choi, S.Y., Wang, J.-Y., Kwak, H.S., Lee, S.-M., Um, Y., Kim, Y., Sim, S.J., Choi, J.-i., *Woo, H.M. (2017) Improvement of Squalene Production from CO2 in Synechococcus elongatus PCC 7942 by Metabolic Engineering and Scalable Production in a Photobioreactor. ACS Synthetic Biology, 6, 1289-1295.
Jeong, D., Yang, J., Lee, S., Kim, B., Um, Y., Kim, Y., Ha, K.-S., Lee, J. (2016) Deletion of the budBAC operon in Klebsiella pneumoniae to understand the physiological role of 2,3-butanediol biosynthesis. Preparative Biochemistry and Biotechnology, 46, 410-419.
Ja Kyong Ko, Youngsoon Um, *Sun-Mi Lee (2016) Effect of manganese ions on ethanol fermentation by xylose isomerase expressing Saccharomyces cerevisiae under acetic acid stress, Bioresource Technology, 222, 422-430 (IF=5.651, JCR 3.571%)
Youn, S.H., Lee, K.M., Kim, K.-Y., Lee, S.-M., Woo, H.M., *Um, Y. (2016) Effective isopropanol–butanol (IB) fermentation with high butanol content using a newly isolated Clostridium sp. A1424. Biotechnology for Biofuels, 9, 230. (IF 6.44)
Kim, T., Cho, S., Lee, S.-M., Woo, H.M., Lee, J., *Um, Y., *Seo, J.-H. (2016) High Production of 2,3-Butanediol (2,3-BD) by Raoultella ornithinolytica B6 via Optimizing Fermentation Conditions and Overexpressing 2,3-BD Synthesis Genes. PLoS ONE, 11, e0165076. (IF 3.234)
Kim, M., Kim, K.-Y., Lee, K.M., Youn, S.H., Lee, S.-M., Woo, H.M., Oh, M.-K., *Um, Y. (2016) Butyric acid production from softwood hydrolysate by acetate-consuming Clostridium sp. S1 with high butyric acid yield and selectivity. Bioresource Technology, 218, 1208-1214. (IF 4.917)
Kim, S., Gong, G., Min Woo, H., Kim, Y., *Um, Y. (2016) Burkholderia jirisanensis sp. nov., isolated from forest soil. International Journal of Systematic and Evolutionary Microbiology, 66, 1260-1267. (IF 2.439)
Lee, S.-H., Yun, E.J., Kim, J., Lee, S.J., Um, Y., *Kim, K.H. (2016) Biomass, strain engineering, and fermentation processes for butanol production by solventogenic clostridia. Applied Microbiology and Biotechnology, 100, 8255-8271.(IF 3.337)
Shin, H.C., Ju, D.-H., Jeon, B.S., Choi, O., Kim, H.W., Um, Y., Lee, D.-H., *Sang, B.-I. (2016) Analysis of the Microbial Community in an Acidic Hollow-Fiber Membrane Biofilm Reactor (Hf-MBfR) Used for the Biological Conversion of Carbon Dioxide to Methane. PLoS ONE, 10, e0144999.
Jeon, S.B., Choi, O., Um, Y., *Sang, B.-I. (2016) Production of medium-chain carboxylic acids by Megasphaera sp. MH with supplemental electron acceptors. Biotechnology for Biofuels, 9, 1-9.(IF 6.44)
Min, K., Yeon, Y.J., Um, Y.,*Kim, Y.H. (2016) Novel NAD-independent d-lactate dehydrogenases from Acetobacter aceti and Acidocella species MX-AZ02 as potential candidates for in vitro biocatalytic pyruvate production. Biochemical Engineering Journal, 105, Part B, 358-363. (IF 2.463)
Kim, S.J., Joo, J.E., Jeon, S.D., Hyeon, J.E., Kim, S.W., Um, Y.S., *Han, S.O. (2016) Enhanced thermostability of mesophilic endoglucanase Z with a high catalytic activity at active temperatures. International Journal of Biological Macromolecules, 86, 269-276. (IF 3.138)
#Choi, S.Y., #Lee, H.J., Choi, J., Kim, J., Sim, S.J., Um, Y., Kim, Y., Lee, T.S., Keasling, J.D.,*Woo, H.M. (2016) Photosynthetic conversion of CO2 to farnesyl diphosphate-derived phytochemicals (amorpha-4,11-diene and squalene) by engineered cyanobacteria. Biotechnology for Biofuels, 9, 1-12. (IF 6.44)
#Choi, S.Y., #Park, B., Choi, I.G., Sim, S.J., Lee, S.M., Um, Y., *Woo, H.M. (2016) Transcriptome landscape of Synechococcus elongatus PCC 7942 for nitrogen starvation responses using RNA-seq. Sci. Rep. 6, 30584.
Choo, S., Um, Y., Han, S.O. and *Woo, H.M. (2016) Engineering of Corynebacterium glutamicum to utilize methyl acetate, a potential feedstock derived by carbonylation of methanol with CO J. Biotechnol. 224:47-50 (IF=2.884)
Ja Kyong Ko, Youngsoon Um, Han Min Woo, Kyoung Heon Kim, *Sun-Mi Lee (2016) Ethanol production from lignocellulosic hydrolysates using engineered Saccharomyces cerevisiae harboring xylose isomerase-based pathway, Bioresource Technology, 209, 290-296 (IF=5.651, JCR 3.571%)
Sun-Mi Lee, Taylor Jellison, Hal S. Alper (2016) Bioprospecting and evolving alternative xylose and arabinose pathway enzymes for use in Saccharomyces cerevisiae, Applied Microbiology and Biotechnology 100(5) 2487-2498 (IF=3.337)
Lee, J., Saddler, J., Um, Y., *Woo, H.M., (2016) Adaptive evolution and metabolic engineering of a cellobiose- and xylose- negative Corynebacterium glutamicum that co-utilizes cellobiose and xylose. Microb. Cell Fact. 15, 20.
Chwa, J.W., Kim, W.J., Um, Y., Sim, S.J., *Woo, H.M., (2016) Engineering of a modular and synthetic phosphoketolase pathway for photosynthetic production of acetone from CO2 in Synechococcus elongatus PCC 7942 under light and aerobic condition. Plant Biotechnol. J. 14, 1768-1776. (IF=5.75)
[62] Kim, B.-C., Seung Jeon, B., Kim, S., Kim, H., Um, Y., *Sang, B.-I., 2015. Caproiciproducens galactitolivorans gen. nov., sp. nov., a bacterium capable of producing caproic acid from galactitol, isolated from a wastewater treatment plant. International Journal of Systematic and Evolutionary Microbiology, 65, 4902-4908. (IF 2.511)
[61] Cho S, Kim T, Woo H, Kim Y, Lee J, *Um, Y (2015) High production of 2,3-butanediol from biodiesel-derived crude glycerol by metabolically engineered Klebsiella oxytoca M1. Biotechnology for Biofuels 8: 146 (SCIE, IF=6.221)
[60] Cho S, Kim T, Woo HM, Lee J, Kim Y, *Um, Y (2015) Enhanced 2,3-Butanediol Production by Optimizing Fermentation Conditions and Engineering Klebsiella oxytoca M1 through Overexpression of Acetoin Reductase. PLoS ONE 10: e0138109 (SCIE, IF=3.534)
[59] Kim, E.-M., Um, Y., Bott, M., *Woo, H.M., “Engineering of Corynebacterium glutamicum for growth and succinate production from levoglucosan a pyrolytic sugar substrate. (2015). FEMS Microbiol. Lett. 362(19), fnv161 (IF=2.121) (SCI, IF=2.121)
[58] Lee, K., Choi, O., Kim, K.-Y., Woo, H., Kim, Y., Han, S., Sang, B.-I., *Um, Y. 2015. Butyric acid production from red algae by a newly isolated Clostridium sp. S1. Biotechnology Letters, 37: 1837-1844. (IF=1.736)
[57] SM Lee, T Jellison, HS Alper, (2015) Xylan catabolism is improved by blending bioprospecting and metabolic pathway engineering in Saccharomyces cerevisiae, Biotechnol. J. 10 (4) 575 (IF=3.708)
[56] Kim, E.-M. Eom, J.H., Kim, Y., Um, Y., *Woo, H.M., “Microbial synthesis of myrcene by metabolically-engineered Escherichia coli. (2015.04) J. Agric. Food Chem. 63(18), pp 4606–4612. (IF=3.107) [
[55] Shin, S.H., Roh, H., Kim, J., Cho, S., Um, Y., Lee, J., Ryu, Y.-W., Chong, H., *Yang, K.-S. 2015. Complete genome sequence of Klebsiella oxytoca M1, isolated from Manripo area of South Korea. J. Biotechnol., 198, 1-2.
[54] Ja Kyong Ko, Youngsoon Um, Yong-Cheol Park, Jin-Ho Seo, *Kyoung Heon Kim. Compounds inhibiting the bioconversion of hydrothermally pretreated lignocellulose. Appl. Microbiol. Biotechnol., in press (IF=3.811)
[53] Lee, K.M., Min, K., Choi, O., Kim, K.-Y., Woo, H.M., Kim, Y., Han, S.O., *Um, Y. (2015). Electrochemical detoxification of phenolic compounds in lignocellulosic hydrolysate for Clostridium fermentation. Bioresour. Technol., 187, 228-234. (SCI, IF=5.039, JCR 8.33%)
[52] Lee, K. M., Kim, K.-Y., Choi, O., Woo, H. M., Kim, Y., Han, S. O., Sang, B.-I., and *Um, Y. (2015) In situ detoxification of lignocellulosic hydrolysate using a surfactant for butyric acid production by Clostridium tyrobutyricum ATCC 25755, Process Biochem. 50, 630-635 (SCI, IF=2.524)
[51] Min, K., Gong, G., Woo, H. M., Kim, Y., and *Um, Y. (2015) A dye-decolorizing peroxidase from Bacillus subtilis exhibiting substrate-dependent optimum temperature for dyes and β-ether lignin dimer, Sci. Rep. 5, 8245. (IF=5.08)
[50] Park, H.-S., Um, Y., Sim, S.J., Lee, S.Y., *Woo, H.M., Transcriptomic analysis of Corynebacterium glutamicum to overcome the toxicity of furfural present in hydrolysates (2015). Proc. Biochem. 50, 347-356 (SCI, IF=2.524)
[49] Gong, G., Um, Y., Park, T.H., *Woo, H.M., “Compete genome sequence of Enterobacter cloacae GGT036, a furfural degrading bacterium (2015). J. Biotechnol. 193:43-44
[48] Choi, S.Y., Gong, G., Park, H.-S., Um, Y., Sim, S.J., *Woo, H.M., Extreme furfural tolerance of a soil bacterium Enterobacter cloacae GGT036 (2015.1). J. Biotechnol. 193:11-13
[47] SM Lee, T Jellison, HS Alper, (2014) Systematic and evolutionary engineering of a xylose isomerase-based pathway in Saccharomyces cerevisiae for efficient conversion yields, Biotechnol. Biofuels 7, 122 (IF=6.221)
[46] Choi, O., Kim, T., Woo, H. M., and *Um, Y. (2014) Electricity-driven metabolic shift through direct electron uptake by electroactive heterotroph Clostridiumpasteurianum, Sci. Rep. 4:6961 (IF=5.08)
[45] Kang, M.-K.,Eom, J.-H., Kim,Y., Um, Y., *Woo, H.M., “Biosynthesis of pinene from glucose using metabolically-engineered Corynebacterium glutamicum”, (2014.10). Biotechnol. Lett. 36:2069-2077
[44] Lee, J., Sim, S.J., Bott, M., Um, Y., Oh, M.-K., *Woo, H.M., “Succinate production from CO2-grown microalgal biomass as carbon source using engineeredCorynebacterium glutamicum through consolidated bioprocessing”. (2014.7) Sci. Rep. 4:5819 (IF=5.08)
[43] Ghatge, S., Telke, A., Kang, S.-H., Arulalapperumal, V., Lee, K.-W., Govindwar, S., Um, Y., Oh, D.-B., Shin, H.-D., and Kim, S.-W. (2014) Characterization of modular bifunctional processive endoglucanase Cel5 from Hahella chejuensis KCTC 2396, Appl. Microbiol. Biotechnol. 98, 4421-4435 (IF=3.811)
[42] #Kang, M.-K., #Lee, J., Um, Y., Lee, T.S., Bott, M., Park, S.J., *Woo, H.M., “Synthetic biology platform of CoryneBrick vectors for gene expression inCorynebacterium glutamicum and its application to xylose utilization”, (2014.7). Appl. Microbiol. Biotechnol. 98:5991-6002 (IF=3.689)
[41] *Woo, H.M. & Park. J.B., Recent progress in development of synthetic biology platforms and metabolic engineering of Corynebacterium glutamicum, (2014) J. Biotechnol. 180:43-51. (IF=3.183)
[40] Kim, S., Bae, J., Choi, O., Ju, D., Lee, J., Sung, H., Park, S., Sang, B.-I.*, and *Um, Y (2014) A pilot scale two-stage anaerobic digester treating food waste leachate (FWL): Performance and microbial structure analysis using pyrosequencing, Process Biochemistry, 49, 301-308 (SCI,IF 2.65)
[39] #Lee, J., #Woo, H.M., Kong, G.,, Nam, S.J., Chung, B.C. “Discovery of Urinary Biomarkers in Patients with Brest Cancer Based on Metabolomics”, (2013). Mass Spec. Lett. 4:59-66. *Equally contributed
[38] Woo, H.M., Murray, G.W., Batth, T.S., Prasad, N., Adams, P.D., Keasling, J., Petzold, C., Lee, T.S. “Application of targeted proteomics and biological parts assembly in E. coli to optimize the biosynthesis of an anti-malarial drug precursor, amorpha-4,11-diene”, (2013). Chem. Eng. Sci. 103:21-28 (IF=2.4)
[37] Lee, S., Kim, B., Jeong, D., Oh, M., Um, Y., Kim, Y.-R., Kim, J., and Lee, J. (2013) Observation of 2,3-butanediol biosynthesis in Lys regulator mutated Klebsiella pneumoniae at gene transcription level, J. Biotechnol. 168, 520-526. (SCI, IF 3.183)
[36] Pham, T. N., Um, Y., and Yoon, H. H* (2013) Pretreatment of macroalgae for volatile fatty acid production, Bioresour. Technol. 146, 754-757. (SCI, IF 4.752)
[35] Telke, A. A., Zhuang, N., Ghatge, S. S., Lee, S.-H., Ali Shah, A., Khan, H., Um, Y., Shin, H.-D., Chung, Y. R., Lee, K. H., and Kim, S.-W. (2013) Engineering of Family-5 Glycoside Hydrolase (Cel5A) from an Uncultured Bacterium for Efficient Hydrolysis of Cellulosic Substrates, PLoS ONE 8, e65727. (SCIE, IF 4.092)
[34] Kim, S., Lee, S., Lee, J., Jung, Y., Thapa, L., Kim, J., Um, Y., Park, C*., and Kim, S*. (2013) Pretreatment of rice straw with combined process using dilute sulfuric acid and aqueous ammonia, Biotechnology for Biofuels 6, 109. (SCIE, IF 5.55)
[33] Dwidar, M., Kim, S., Jeon, B., Um, Y., Mitchell, R., and Sang, B.-I*. (2013) Co-culturing a novel Bacillus strain with Clostridium tyrobutyricum ATCC 25755 to produce butyric acid from sucrose, Biotechnology for Biofuels 6, 35. (SCIE, IF 5.55)
[32] Min, K., Kim, S., Yum, T., Kim Y., *Sang, B-I., and*Um, Y. (2013) " Conversion of levulinic acid to 2-butanone by acetoacetate decarboxylase from Clostridium acetobutylicum", Applied Microbiology amd Biotechnology, 97, p5627-5634
(SCI, IF 3.425)
[31] Jeon, B.S., Moon, C., Kim B-C., Kim, H., *Um, Y., and *Sang B-I. (2013) " In-situ extractive fermentation for the production of hexanoic acid from galactitol by Clostridium sp. BS-1", Enzyme and Microbial Technology, 53, p143-151 (SCI, IF 2.367)
[30] Cho, S., Kim, K., Ahn, J.-H., Lee, J., Kim, S.-W., and *Um, Y. (2013) " Selective production of 2,3-butanediol and acetoin by a newly isolated bacterium Klebsiella oxytoca M1", Applied Biochemistry and Biotechnology, 170, 8, p1922-1933 (SCI, IF 1.943)
[29] Seil Kim, Gyeongtaek Gong, Tai Hyun Park, Youngsoon *Um (2013) "Asticcacaulis solisilvaesp. nov. isolated from forest soil", International Journal of Systematic and Evolutionary Microbiology, 63, p3829-3834 (SCI, IF 2.268)
[28] Choi, K., Jeon, B., Kim, B.-C., Oh, M.-K., *Um, Y., and *Sang, B.-I.(2013) "In-situ biphasic extractive fermentation for hexanoic acid production from sucrose by Megasphaera elsdenii NCIMB 702410", Applied Biochemicstry and Biotechnology, 171, p1094-1107 (SCI, IF 1.943)
[27] Byung-Chun Kim, Tushar R. Deshpande, Jongsik Chun, Sung Chul Yi, Hyunook Kim, Youngsoon *Um, and *Sang, B.-I. (2013) Production of Hydrogen and Volatile Fatty Acid by Enterobacter sp. T4384 Using Organic Waste Materials, J. Microbiol. Biotechnol. 23, 189-194.(SCIE, IF 1.381)
[26] SM Lee, T Jellison, HS Alper, (2012) Directed evolution of xylose isomerase for improved xylose catabolism and fermentation in the yeast Saccharomyces cerevisiae, Appl. Environ. Microbiol. 78(16) 5708-5716 (IF=3.678)
[25] Go, A.R., Ko, J.W., Lee, S.J., Kim, S.W., Han, S.O., Lee, J., Woo, H.M., Um, Y., Nam, J., and Park, C. “Process Design and Evaluation of Value-added Chemicals Production from Biomass”, (2012). Biotechnol. Bioproc. Eng. 17:1055-1061. (SCIE, IF 1.278)
[24] Jung, Y. R., Shin H. Y., Yoo, H. Y., Um Y., and Kim S. W.(2012) Production of cellulases and high-levels of β-glucosidase in Trichoderma reesei mutated by proton beam irradiation, Korean J. Chemical Eng., 29(7), 925-930 (SCIE, IF 0.748)
[23] Choi, O., *Um, Y., Sang, B.-I. (2012) Butyrate Production Enhancement by Clostridium tyrobutyricum Using Electron Mediators and a Cathodic Electron Donor. Biotechnol. Bioeng., 109, 2494-2502 (IF 3.7)
[22] Sang Heum Shin, Sewhan Kim, Jae Young Kim, Soojin Lee, Youngsoon Um, Minkyu Oh, Young-Rok Kim, JinWon Lee, and Kap-Seok Yang (2012) Complete genome sequencing of the 2,3-Butanediol-producing Klebsiella pneumoniae KCTC2242, J.Bacteriol., 194, 2736-2737 (IF 3.726)
[21] Sang Heum Shin, Sewhan Kim, Jae Young Kim, Soojin Lee, Youngsoon Um, Minkyu Oh, Young-Rok Kim, JinWon Lee, and Kap-Seok Yang (2012) Complete genome sequence of Enterobacter aerogenes KCTC 2190, J. Bacteriol., 194, 2373-2374 (IF 3.726)
[20] Sang Heum Shin, Sewhan Kim, Jae Young Kim, Soojin Lee, Youngsoon Um, Minkyu Oh, Young-Rok Kim, JinWon Lee, and Kap-Seok Yang (2012) Complete genome sequencing of Klebsiella oxytoca KCTC 1686, used in production of 2,3-Butanediol, J. Bacteriol., 194, 2371-2372. (IF 3.726)
[19] Telke, A. A., Ghatge, S. S., Kang, S.-H., Thangapandian, S., Lee, K.-W., Shin, H.-D., Um, Y., and Kim, S.-W. (2012) Construction and characterization of chimeric cellulases with enhanced catalytic activity towards insoluble cellulosic substrates, Bioresour. Technol. 112, 10-17 (IF 4.365)
[18] Lee, S., Kim, B., Park, K., Um, Y., and Lee, J. (2012) Synthesis of Pure meso-2,3-Butanediol from Crude Glycerol Using an Engineered Metabolic Pathway in Escherichia coli , Appl. Biochem. Biotechnol. 166, 1801-1813. (SCI, IF 1.943)
[17] Choi, O., Kim, B.-C., An, J.-H., Min, K., Kim, Y. H., Um, Y., Oh, M.-K., and Sang, B.-I. (2011) A biosensor based on the self-entrapment of glucose oxidase within biomimetic silica nanoparticles induced by a fusion enzyme, Enzyme Microb. Technol., 49, 441~445 (IF=2.287)
[16] Moon, C., Lee, C.H., Sang B.-I., and *Um, Y., (2011) Optimization of medium compositions favoring butanol and 1,3-propanediol production from glycerol by Clostridium pasteurianum, Bioresour. Technol., 102, 10561~10568 (IF 4.365)
[15] Ahn, J.-H., Sang, B.-I., *Um, Y., (2011). Butanol production from thin stillage using Clostridium pasteurianum. Bioresour. Technol., 102, 4934-4937 (IF 4.365)
[14] E Young, SM Lee, H Alper, 2010, Optimizing pentose utilization in yeast: the need for novel tools and approaches, Biotechnology for biofuels 3, 24 (IF=4.146)
[13] Jeon, B., Kim, B.-C., Um, Y. and Sang. B.-I. 2010. “Production of hexanoic acid from D-galactitol by a newly isolated Clostridium sp. BS-1”, Applied Microbiology and Biotechnology 88:1161-1167. (IF=2.896)
[12] *Um, Y, M. Chang, and T. Holoman. 2010. “A simple and effective plating method to screen polycyclic aromatic hydrocarbon-degrading bacteria under various redox conditions”, Applied Microbiology and Biotechnology 88:291-297 (IF=2.896)
[11] Jun, S-A., Moon, C., Kang, C-H., Kong, S. W., Sang, B-I.,*Um, Y, 2010, "Microbial Fed-batch Production of 1,3-Propanediol Using Raw Glycerol with Suspended and Immobilized Klebsiella pneumoniae", Applied Biochemistry and Biotechnology, 161:491-501 (IF=1.879)
[10] Moon, C., Ahn, J-H, Kim, S. W., Sang, B-I., *Um, Y., 2010, " Effect of biodiesel-derived raw glycerol on 1,3-propanediol production by different microorganisms", Applied Biochemistry and Biotechnology, 161: 502-510 (IF=1.879)
[9] Lee, S-M., Cho, M.O., Um, Y., Sang, B-I., 2010, " Development of Real-Time PCR Primer and Probe Sets for Detecting Degenerated and Non-degenerated Forms of the Butanol-Producing Bacterium Clostridium acetobutylicum ATCC 824", Applied Biochemistry and Biotechnology, 161:75-83 (IF=1.879)
[8] Woo, H.M., Noack, S., Seibold, G., Willbold, S., Eikmanns, B., and Bott, M. “Link between glycogen pathway and phosphate starvation response of Corynebacterium glutamicum, revealed by metabolomics, (2010).Appl. Environ. Microbiol. 76(20):6910-6919. (IF=3.778)
[7] Choi, H.S., Lee, S.Y., Kim, T.Y., and Woo, H.M. “in silico identification of gene amplification targets for improving lycopene production”, (2010) Appl. Environ. Microbiol. 76: 3097-3105. (IF=3.778)
[6] Cho, D., Y. Lee, Um, Y, B.-I. Sang, and Y. Kim. 2009. Detoxification of model phenolic compounds in lignocellulosic hydrolysates with peroxidase for butanol production from Clostridium beijerinckii. Applied Microbiology and Biotechnology 83:1035-1043. (IF=2.896)
[5] Woo, H.M., Kim, K.M., Choi, M.H., Jung, B.H., Lee, J., Kong, G., Nam, S.J., Kim, S., Bai, S.W. and Chung, B.C. “Mass spectrometry based metabolomic approaches in urinary biomarker study of women’s cancers”, (2009) Clinica Chimica Acta 400: 63-69. (IF=2.388)
[4] Sun-Mi Lee, Min-Ok Cho, Cheol H. Park, Yun-Chul Chung, J.H. Kim, Byoung-In Sang, *Um, Y, 2008, “Continuous butanol production using suspended and immobilized Clostridium beijerinckii NCIMB 8052 with supplementary butyrate", Energy & Fuels, 22(5), 3459-3464 (IF=2.444)
[3] *Lee, S.H., *Woo, H.M., Jung, B.H., Lee, J., Kwon, O.S., Pyo, H.S., Choi, M.H. and Chung, B.C. “A Metabolomic approach to evaluate the toxicological effects of nonylphenol with rat urine”, (2007) Anal. Chem. 79:6102-6110. *Equally contributed (IF=5.874)
[2] Byung-Seung Jeon, Um, Y, Sun-Mi Lee, Sang-Yeop Lee, Hyoung-Juhn Kim, Yong Hwan Kim, Man Bock Gu, and Byoung-In Sang, 2008, "Performance Analysis of a Proton Exchange Membrane Fuel Cell (PEMFC) Integratedwith a Trickling Bed Bioreactor for Biological High-Rate Hydrogen Production", Energy & Fuels, 22(1), 83-86 (IF=2.444)
[1] Wook Chang, Um, Y, and TP Holoman (2006) Polycyclic aromatic hydrocarbon (PAH) degradation coupled to methanogenesis. Biotechnology Letters 28:425-430.