International Journals (~ 2009)  

2009

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Hyundoo Hwang, Je-Kyun Park, "Measurement of molecular diffusion based on optoelectrofluidic fluorescence microscopy," Anal. Chem., 81 (21): 9163-9167 (2009).  

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Myung Gwon Lee, Sungyoung Choi, Je-Kyun Park, "Three-dimensional hydrodynamic focusing with a single sheath flow in a single-layer microfluidic device," Lab Chip, 9 (21): 3155-3160 (2009).       The first two authors contributed equally to this work.  
External link
Supporting Info. (pdf, 289 KB)  

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Do-Hyun Lee, Hyundoo Hwang, Je-Kyun Park, "Generation and manipulation of droplets in an optoelectrofluidic device integrated with microfluidic channels," Appl. Phys. Lett., 95, 164102 (2009).   The first two authors contributed equally to this work.

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Zongwen Jin, Young Ki Hahn, Eunkeu Oh, Young-Pil Kim, Je-Kyun Park, Seung Ho Moon, Jung-Tak Jang, Jinwoo Cheon, Hak-Sung Kim, "Magnetic nanoclusters for ultrasensitive magnetophoretic assays," Small , 5 (20): 2243-2246 (2009) .     The first two authors contributed equally to this work.
External link Supporting Info. (pdf, 134 KB)

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Sungyoung Choi, Je-Kyun Park, "Optically coated mirror-embedded microchannel to measure hydrophoretic particle ordering in three dimensions," Small, 5 (19): 2205-2211 (2009) .     
External link " Microfluidics: Small 19/2009," Small, 5 (19): Inside Cover.  
External link Featured on the Inside Cover Article in Small.  

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Minseok S. Kim, Chae Yun Bae, Gabbine Wee, Yong-Mahn Han, Je-Kyun Park, "A microfluidic in vitro cultivation system for mechanical stimulation of bovine embryos," Electrophoresis, 30 (18): 3276-3282 (2009)    The first two authors contributed equally to this work.

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Myung Gwon Lee, Sungyoung Choi, Je-Kyun Park, "Rapid laminating mixer using a contraction-expansion array microchannel," Appl. Phys. Lett., 95, 051902 (2009). The first two authors contributed equally to this work.
External link Supporting Info. (pdf,  360 KB)

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Hyundoo Hwang, Je-Kyun Park, "Dynamic light-activated control of local chemical concentration in a fluid, " Anal. Chem., 81 (14): 5865-5870 (2009).
External link Supporting Info. (pdf, 443 KB)

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Sungyoung Choi, Je-Kyun Park, "Tuneable hydrophoretic separation using elastic deformation of poly(dimethylsiloxane)," Lab Chip, 9 (13): 1962-1965 (2009).    
External link Supporting Info. (pdf, 322 KB)

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Hyundoo Hwang, Youn-Hee Park, Je-Kyun Park, "Optoelectrofluidic control of colloidal assembly in an optically induced electric field," Langmuir, 25 (11): 6010-6014 (2009) .    
External link Supporting Info. (pdf, 140 KB)

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Wonhye Lee, Jason Pinckney, Vivian Lee, Jong-Hwan Lee, Krisztina Fischer, Samuel Polio, Je-Kyun Park, Seung-Schik Yoo, "Three-dimensional bioprinting of rat embryonic neural cells," NeuroReport, 20 (8): 798-803 (2009).
External link Featured on the Front Cover Image

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Youn-Suk Choi, Hong-Bae Kim, Seung-Hoon Kim, Jaekyu Choi, Je-Kyun Park, "Microdevice for analyzing the effect of electrochemotherapy on cancer cells," Anal. Chem., 81 (9): 3517-3522 (2009).  

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Joo H. Kang, Eujin Um, Je-Kyun Park, "Fabrication of poly(dimethylsiloxane) membrane with well-defined through-holes for three-dimensional microfluidic networks,"   J. Micromech. Microeng. , 19, 045027 (2009).

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Joo H. Kang, Bumjun Kim, Je-Kyun Park, "Microfluidic pycnometer for in situ analysis of fluids in microchannels," Anal. Chem.,81 (7): 2569-2574 (2009).    
External link Supporting Info. (pdf, 232 KB) & Movie (avi, 2.54 MB)

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Young Ki Hahn, Jae-Byum Chang, Zongwen Jin, Hak-Sung Kim, Je-Kyun Park, "Magnetophoretic position detection for multiplexed immunoassays using colored microspheres in a microchannel," Biosens. Bioelectron., 24 (7): 1870-1876 (2009).

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Wonhye Lee, Jason C. Debasitis, Vivian K. Lee, Jong-Hwan Lee, Krisztina Fischer, Karl Edminster, Je-Kyun Park, Seung-Schik Yoo, "Multi-layered culture of human skin fibroblasts and keratinocytes through three-dimensional freeform fabrication," Biomaterials, 30 (8): 1587-1595 (2009).

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Sungyoung Choi, Seungjeong Song, Chulhee Choi, Je-Kyun Park, "Microfluidic self-sorting of mammalian cells to achieve cell cycle synchrony by hydrophoresis," Anal. Chem.,81 (5): 1964-1968 (2009).
External link Supporting Info. (pdf, 271 KB)

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Ju Hun Yeon, Je-Kyun Park, "Drug permeability assay using microhole-trapped cells in a microfluidic device," Anal. Chem., 81 (5): 1944-1951 (2009).  
External link Supporting Info. (pdf, 84 KB)

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Hyundoo Hwang, Do-Hyun Lee, Wonjae Choi, Je-Kyun Park, "Enhanced discrimination of normal oocytes using optically induced pulling-up dielectrophoretic force," Biomicrofluidics, 3, 014103 (2009).    
External link
Selected for Vir. J. Bio. Phys. Res. (2009)/ Volume 17 / Issue 5 / INSTRUMENTATION DEVELOPMENT (2009. 3. 1)
External link Selected as one of the top 20 most downloaded articles (February 2009 ~ April 2009)

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Youn-Suk Choi, Hong-Bae Kim, Gil-Sik Kwon, Je-Kyun Park, "On-chip testing device for electrochemotherapeutic effects on human breast cells," Biomed. Microdevices, 11 (1): 151-159 (2009).

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Eujin Um, Je-Kyun Park, "A microfluidic abacus channel for controlling the addition of droplets," Lab Chip, 9 (2): 207-212 (2009).
External link
Supporting Info.: mpg Movie 1 (3.28 MB), Movie 2(5.53 MB), Movie 3 (4.19 MB)
External link Highlighted in the RSC’s Chemical Technology news magazine (November 21, 2008)
External link Also selected as one of the ten most accessed Lab on a Chip articles in January

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Hyundoo Hwang, Je-Kyun Park, "Rapid and selective concentration of microparticles in an optoelectrofluidic platform," Lab Chip, 9 (2): 199-206 (2009).
External link
Supporting Info. (pdf, 934 KB) & Movie (mpeg, 5.74 MB)
External link Lab on a Chip video channel
External link Featured on the Front Cover Article in Lab on a Chip
External link Also selected as one of Hot Articles as well as the ten most accessed Lab on a Chip articles in January

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Sungyoung Choi, Seungjeong Song, Chulhee Choi, Je-Kyun Park, "Hydrophoretic sorting of micrometer and submicrometer particles using anisotropic microfluidic obstacles," Anal. Chem., 81 (1): 50-55 (2009).
External link
Supporting Info. (pdf, 369 KB)

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Hyundoo Hwang, Gyumin Kang, Ju Hun Yeon, Yoonkey Nam, Je-Kyun Park, "Direct rapid prototyping of PDMS from a photomask film for micropatterning of biomolecules and cells," Lab Chip, 9 (1): 167-170 (2009) .    The first two authors contributed equally to this work.  
External link
Supporting Info. (pdf, 156 KB) 
External link Selected for Vir. J. Bio. Phys. Res. (2009)/ Volume 17 / Issue 2 / INSTRUMENTATION DEVELOPMENT (2009. 1. 15)

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2008

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Minseok S. Kim, Wonhye Lee, Yu Chang Kim, Je-Kyun Park, "Microvalve-assisted patterning platform for measuring cellular dynamics based on 3D cell culture," Biotechnol. Bioeng. , 101 (5): 1005-1013 (2008).

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Sungyoung Choi, Je-Kyun Park, "Mirror-embedded microchannel for three-dimensional measurement of particle position," Appl. Phys. Lett., 93, 191909 (2008).
External link Supporting Info. (pdf, 197.9 KB)

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Wonjae Choi, Seong-Won Nam, Hyundoo Hwang, Sungsu Park, Je-Kyun Park, "Programmable manipulation of motile cells in optoelectronic tweezers using a grayscale image," Appl. Phys. Lett., 93, 143901 (2008). The first two authors contributed equally to this work.  
External link
Supporting Info. (mpg movie, 1250 KB)
External link
Selected for Vir. J. Bio. Phys. Res. (2008)/ Volume 16 / Issue 8 / INSTRUMENTATION DEVELOPMENT (2008. 10. 15)

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Yu Chang Kim, Sang-Jin Park, Je-Kyun Park, "Biomechanical analysis of cancerous and normal cells based on bulge generation in a microfluidic device," Analyst, 133 (10): 1432-1439 (2008).
External link
Highlighted in the RSC’s Chemical Biology news magazine (30 July 2008).

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Eujin Um, Dae-Sik Lee, Hyun Bong Pyo, Je-Kyun Park, "Continuous generation of hydrogel beads and encapsulation of biological materials using a microfluidic droplet-merging channel," Microfluid. Nanofluid., 5 (4): 541-549 (2008).

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Minseok S. Kim, Hyundoo Hwang, Youn-Suk Choi, Je-Kyun Park, "Microfluidic micropillar arrays for 3D cell culture," Open Biotechnol. J., 2: 224-228 (2008).      OPEN ACCESS

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Hyundoo Hwang, Jae-Jun Kim, Je-Kyun Park, "Experimental investigation of electrostatic particle-particle interactions in optoelectronic tweezers," J. Phys. Chem. B, 112 (32): 9903-9908 (2008).

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Joonseok Lee, Eujin Um, Je-Kyun Park, Chan Beum Park, "Microfluidic self-assembly of insulin monomers into amyloid fibrils on a solid surface," Langmuir, 24 (14): 7068-7071 (2008).
External link Supporting Info. (pdf, 3.32 MB)

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Wonjae Choi, Ji-Su Kim, Do-Hyun Lee, Kyung-Kwang Lee, Deog-Bon Koo, Je-Kyun Park, "Dielectrophoretic oocyte selection chip for in vitro fertilization," Biomed. Microdevices, 10 (3): 337-345 (2008).    The first two authors contributed equally to this work.

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Sungyoung Choi, Seungjeong Song, Chulhee Choi, Je-Kyun Park, "Sheathless focusing of microbeads and blood cells based on hydrophoresis," Small, 4 (5): 634-641 (2008). 

42

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Sungyoung Choi, Je-Kyun Park, "Sheathless hydrophoretic particle focusing in a microchannel with exponentially increasing obstacle arrays," Anal. Chem., 80 (8): 3035-3039 (2008).

41

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Hyundoo Hwang, Yong-Je Choi, Wonjae Choi, Se-Hwan Kim, Jin Jang, Je-Kyun Park, "Interactive manipulation of blood cells using a lens-integrated liquid crystal display based optoelectronic tweezers system," Electrophoresis, 29 (6): 1203-1212 (2008). 

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Hyundoo Hwang, Youngjae Oh, Jae-Jun Kim, Wonjae Choi, Je-Kyun Park, Se-Hwan Kim, Jin Jang, "Reduction of nonspecific surface-particle interactions in optoelectronic tweezers," Appl. Phys. Lett., 92, 024108 (2008).

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Joo H. Kang, Sungyoung Choi, Wonhye Lee, Je-Kyun Park, "Isomagnetophoresis to discriminate subtle difference in magnetic susceptibility," J. Am. Chem. Soc., 130 (2): 396-397 (2008).  
External link Supporting Info. (pdf, 1.69 MB)

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Joo H. Kang, Yu Chang Kim, Je-Kyun Park, "Analysis of pressure-driven air bubble elimination in a microfluidic device," Lab Chip, 8 (1): 176-178 (2008).
External link Supporting Info. (pdf, 2.91 MB)
External link
Selected as one of the ten most accessed Lab on a Chip articles in January

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2007

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Hyundoo Hwang, Youngjae Oh, Jae-Jun Kim, Wonjae Choi, Se-Hwan Kim, Jin Jang, Je-Kyun Park, "Optoelectronic manipulation of microparticles using double photoconductive layers on a liquid crystal display," Biochip J., 1 (4): 234-240 (2007).

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Yu Chang Kim, Joo H. Kang,  Sang-Jin Park, Eui-Soo Yoon, Je-Kyun Park, "Microfluidic biomechanical device for compressive cell stimulation and lysis," Sens. Actuators B Chem., 128 (1): 108-116 (2007).

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Sungyoung Choi, Seungjeong Song, Chulhee Choi, Je-Kyun Park, "Continuous blood cell separation by hydrophoretic filtration," Lab Chip, 7 (11): 1532-1538 (2007).  
External link Supporting Info. (mpeg movie, 2.99 MB)

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Joo H. Kang, Je-Kyun Park, "Magnetophoretic continuous purification of single-walled carbon nanotubes from catalytic impurities in a microfluidic device," Small, 3 (10): 1784-1791 (2007).

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Sungyoung Choi, Je-Kyun Park, "Continuous hydrophoretic separation and sizing of microparticles using slanted obstacles in a microchannel," Lab Chip, 7 (7): 890-897 (2007).   
External link Supporting Info. (mpeg movie, 2.99 MB)

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Sungho Ko, Bumjun Kim, Seong-Sik Jo, Se Young Oh, Je-Kyun Park, "Electrochemical detection of cardiac troponin I using a microfluidic chip with the surface-functionalized poly(dimethylsiloxane) channel," Biosens. Bioelectron., 23 (1): 51-59 (2007).

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Jeong-Gun Lee, Kyusik Yun, Guei-Sam Lim, Sang Eun Lee, Suhyeon Kim, Je-Kyun Park, "DNA biosensor based on the electrochemiluminescence of Ru(bpy)32+ with DNA-binding intercalators," Bioelectrochemistry, 70 (2): 228-234 (2007).

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Minseok S. Kim, Janghwan Kim, Hyo-Won Han, Yee Sook Cho, Yong-Mahn Han, Je-Kyun Park, "Microfabricated embryonic stem cell divider for large-scale propagation of human embryonic stem cells," Lab Chip, 7 (4): 513-515 (2007). The first two authors contributed equally to this work.
External link
Supporting Info. (pdf, 462 KB)
External link Selected for the issue 5, 2007 of RSC Chemical Biology Virtual Journal .  

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Wonjae Choi, Se-Hwan Kim, Jin Jang, Je-Kyun Park, "Lab-on-a-display: a new microparticle manipulation platform using a liquid crystal display (LCD)," Microfluid. Nanofluid., 3 (2): 217-225 (2007).
External link
Supporting Info. (mpg movie, 7,412 KB) .

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Ju Hun Yeon, Je-Kyun Park, "Microfluidic cell culture systems for cellular analysis," Biochip J., 1 (1): 17-27 (2007).
External link
Review  

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Young Ki Hahn, Zongwen Jin, Joo H. Kang, Eunkeu Oh, Min-Kyu Han, Hak-Sung Kim, Jung-Tak Jang, Jae-Hyun Lee, Jinwoo Cheon, Seung Hyun Kim, Hae-Sim Park, Je-Kyun Park, "Magnetophoretic immunoassay of allergen-specific IgE in an enhanced magnetic field gradient," Anal. Chem., 79 (6): 2214-2220 (2007).   The first two authors contributed equally to this work.

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Minseok S. Kim, Ju Hun Yeon, Je-Kyun Park, "A microfluidic platform for 3-dimensional cell culture and cell-based assays," Biomed. Microdevices, 9 (1): 25-34 (2007).

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2006

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Minseok S. Kim, Je-Kyun Park, "Microfluidic 3-dimensional encapsulation system by self-assembling peptide hydrogel," J. Asso. Lab. Autom. (JALA), 11 (6): 352-359 (2006).
External link
Invited paper as a Top 10 Candidate for the ALA Innovation Award at LabAutomation2006, Palm Spring, U.S.A. (January 21-25, 2006)

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Kyu Sung Kim, Je-Kyun Park, "Superparamagnetic nanoparticle-based nanobiomolecular detection in a microfluidic channel," Curr. App. Phys., 6 (6): 976-981 (2006).

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Yoonhee Jang, Se Young Oh, Je-Kyun Park, "In situ electrochemical enzyme immunoassay on a microchip with surface-functionalized poly(dimethylsiloxane) channel," Enzyme Microb. Technol., 39 (5): 1122-1127 (2006).

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Suhyeon Kim, Guei-Sam Lim, Sang Eun Lee, Jeong-Gun Lee, Kyusik Yun, Je-Kyun Park, "DNA chip replication for a personalized DNA chip," Biomol. Eng., 23 (2-3): 129-134 (2006).

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Wonjae Choi, Je-Kyun Park, "A bio-fluidic device for adaptive sample pretreatment and its application to measurement of Escherichia coli concentration," Biotechnol. Bioprocess Eng., 11 (1): 54-60 (2006).

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2005

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Joo H. Kang, Je-Kyun Park, "Technical paper on microfluidic devices - cell separation technology," Asia Pacific Biotech News, 9 (21): 1135-1146 (2005).
External link
Review  

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Sungyoung Choi, Je-Kyun Park, "Microfluidic system for dielectrophoretic separation based on a trapezoidal electrode array," Lab Chip, 5 (10): 1161-1167 (2005).  
External link Spporting Info. (mpg movie 1, 2, 3)

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Yuheon Yi, Joo H. Kang, Je-Kyun Park, "Moldless electroplating for cylindrical microchannel fabrication," Electrochem. Commun., 7 (9): 913-917 (2005).
External link
Selected for the Research Highlights in Lab on a Chip (Lab Chip, 2005, 5(11), 1199)

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Joo H. Kang, Je-Kyun Park, "Development of a microplate reader compatible microfluidic device for enzyme assay," Sens. Actuators B Chem., 107 (2): 980-985 (2005).

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Ju Hun Yeon, Je-Kyun Park, "Cytotoxicity test based on electrochemical impedance measurement of HepG2 cultured in microfabricated cell chip," Anal. Biochem., 341 (2): 308-315 (2005).
External link Selected in National Cancer Institute (NCI) Nanotech News (May 23, 2005)

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Kyu Sung Kim, Je-Kyun Park, "Magnetic force-based multiplexed immunoassay using superparamagnetic nanoparticles in microfluidic channel," Lab Chip, 5 (6): 657-664 (2005).  
External link Supporting Info. (doc, 838 KB)
This paper was selected as "The Most Cited Lab on a Chip Paper in Korea 2001-2010" at the 2010 Korea-EU Lab on a Chip Technology Workshop (9-10 September 2010, Seoul, Korea).

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Yuheon Yi, Je-Kyun Park, "Fabrication of electrochemical sensor with tunable electrode distance," J. Semiconductor Technol. Sci., 5 (1): 30-37 (2005).  

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Je-Kyun Park, "BioNano/Micro System in Nanobiotechnology," BioSystems Review, 1 (1): 59-67 (2005).
External link
Review  

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~ 2004

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Suhyeon Kim, Je-Kyun Park, "Development of a test strip reader for a lateral flow membrane-based immunochromatographic assay," Biotechnol. Bioprocess Eng., 9 (2): 127-131 (2004).

11

 

Se Young Oh, Hyung Seok Choi, Hang Sok Jie, Je-Kyun Park, "Submicro photopatterning of alkanethiolate self-assembled monolayer using a negative mask and its application in the fabrication of biomolecular photodiode," Mat. Sci. Eng. C, 24 (1-2): 91-94 (2004).

10

 

Won-Yong Lee, Seung-Ryeol Kim, Tae-Han Kim, Kang Shin Lee, Min-Chol Shin, Je-Kyun Park, "Sol-gel-derived thick-film conductometric biosensor for urea determination in serum," Anal. Chim. Acta, 404 (2): 195-203 (2000).

9

 

Won-Yong Lee, Kang Shin Lee, Tae-Han Kim, Min-Chol Shin, Je-Kyun Park, "Microfabricated conductometric urea biosensor based on sol-gel immobilized urease," Electroanalysis, 12 (1): 78-82 (2000).

8

 

Je-Kyun Park, Hee-Jin Yee, Kang Shin Lee, Won-Yong Lee, Min-Chol Shin, Tae-Han Kim, Seung-Ryeol Kim, "Determination of breath alcohol using a differential-type amperometric biosensor based on alcohol dehydrogenase," Anal. Chim. Acta, 390 (1-3): 83-91 (1999).

7

 

Kang Shin Lee, Tae-Han Kim, Min-Chol Shin, Won-Yong Lee, Je-Kyun Park, "Disposable liposome immunosensor for theophylline combining an immunochromatographic membrane and a thick-film electrode," Anal. Chim. Acta., 380 (1): 17-26 (1999).

6

 

Je-Kyun Park, Peter H. Tran, Johnny K.T. Chao, Rutwik Ghodadra, Rajagopalan Rangarajan, Nitish V. Thakor, "In vivo nitric oxide sensor using non-conducting polymer-modified carbon fiber," Biosens. Bioelectron., 13 (11): 1187-1195 (1998).

5

 

Hee-Jin Yee, Je-Kyun Park, Sung-Tae Kim, "Disposable thick-film amperometric biosensor with multiple working electrodes fabricated on a single substrate," Sens. Actuators B Chem, 34 (1-3): 490-492 (1996).

4

 

Je-Kyun Park, Hee-Jin Yee, Sung-Tae Kim, "Amperometric biosensor for determination of ethanol vapor," Biosens. Bioelectron., 10 (6-7): 587-594 (1995).

3

 

Je-Kyun Park, Min-Chol Shin, Seung-Goo Lee, Hak-Sung Kim, "Flow injection analysis of glucose, fructose, and sucrose using a biosensor constructed with permeabilized Zymomonas mobilis and invertase," Biotechnol. Progr., 11 (1): 58-63 (1995).

2

 

Je-Kyun Park, Hyeon-Su Ro, Hak-Sung Kim, "A new biosensor for specific determination of sucrose using an oxidoreductase of Zymomonas mobilis and invertase," Biotechnol. Bioeng., 38: 217-223 (1991).

1

 

Je-Kyun Park, Hak-Sung Kim, "A new biosensor for specific determination of glucose or fructose using an oxidoreductase of Zymomonas mobilis," Biotechnol. Bioeng., 36: 744-749 (1990).

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