Cover Gallery

2024

2023

2022

[69]  Microfluidic Production of Polyacrylic Acid Functionalized PEG (PAA-PEG) Microgels 

           for Efficient Biomolecular Conjugation

           Yoon Choi, Su-Ryeon Park, Sei-Jung Lee and Chang-Hyung Choi*

           Frontiers in Sensors, 2022, 3, 1016791 

[68]  Oral Delivery of Stem-cell-loaded Hydrogel Microcapsules Restores Gut Inflammation and Microbiota

          Do-Wan Kim, Hye-Seon Jeong, EunSeo Kim, Hyomin Lee, Chang-Hyung Choi*, Sei-Jung Lee*

           Journal of Controlled Release, 2022, 347, 508-520

[67]  Fine-tuning of MXene-nickel Oxide-reduced Graphene Oxide Nanocomposite Bioelectrode: Sensor 

           for the Detection of Influenza Virus and viral protein 

           Y Veera Manohara Reddy, Jae Hwan Shin, Jaehyeon Hwang, Dae-Hyuk Kweon, Chang-Hyung Choi, 

           Kyeongsoon Park, Sun-Ki Kim, G Madhavi, Hyunmin Yi*, Jong Pil Park* 

           Biosensors and Bioelectronics, 2022, 214, 14511

[66]  Electrochemical Detection of Caspase-3 based on a Chemically Modified M13 Phage Virus

           Jae Hwan Shin, Anam Rana Gul, Moon Seop Hyun, Chang-Hyung Choi, Tae-Jung Park*, Jong-Pil Park*

           Bioelectrochemistry, 2022, 1080906

[65]  Dual Synergistic Response for the Electrochemical Detection of H1N1 virus and Viral Proteins Using 

           High Affinity Peptide Receptors 

           Ji Hong Kim, Jae Hwan Shin, Chae Hwan Cho, Jaehyeon Hwang, Dae-Hyuk Kweon, Tae Jung Park*, 

           Chang-Hyung Choi, Jong Pil Park* 

           Talanta, 2022, 123613

[64]  Interfacial Deformation of Confined Photocurable for Fabrication of Shape imprinted Microspheres

           Reya Ganguly, Chang-Hyung Choi*, Chang-Soo Lee*

           Journal of Polymer Science, 2022, 60, 11, 1778-1785

[63]  Strategies, Advances, and Challenges Associated with the Use of Graphene-based Nanocomposites 

           for Electrochemical Biosensors

           Y. Veera Manohara Reddy, Jae Hwan Shin, Venkata Narayana Palakollu, Bathinapatla Sravani, 

           Chang-Hyung Choi*, Kyeong soon Park,  Sun-Ki Kim, G.Madhavi, Jong Pil Park*, Nagaraj P.Shetti*  

           Advances in Colloid and Interface Science, 2022, 102664

[62]  Cell-Inspired Hydrogel Microcapsules with a Thin Oil Layer for Enhanced Retention of Highly 

           Reactive Antioxidants 

           Jin-Ok Chu, Yoon Choi, Do-Wan Kim, Hye-Seon Jeong, Jong Pil Park, David A. Weitz, Sei-Jung Lee,* 

          Hyomin Lee,* and Chang-Hyung Choi

           ACS Applied Material Interfaces, 2022, 14, 2597−2604 

[61]  Highly Efficient Production of Monodisperse Poly(ethylene glycol) (PEG) Hydrogel Microparticles 

           by Utilizing Double Emulsion Drops with a Sacrificial Thin Oil Shell  

           Byeong-Jin Kim, Hye-Seon Jeong and Chang-Hyung Choi*

           Korean Chemical Engineering Research, 2022, 60, 1, 1-6

2021

[60]  Tuning three-dimensional (3D) shapes of polymeric microparticles by geometry-driven control 

           of mold swelling and capillarity in micromolds 

           Reya Ganguly, Yoon Choi, Chang-Soo Lee*, Chang-Hyung Choi*

           Journal of Colloid and Interface Science, 2021, 600, 373–381 

[59]  Kaempferol Blocks the Skin Fibroblastic Interleukin 1β Expression and Cytotoxicity Induced 

           by 12-O-tetradecanoylphorbol-13-acetate by Suppressing c-Jun N-terminal Kinase 

           Su-Ji Park, Do-Wan Kim, Seong-Ryeong Lim, Junghee Sung, Tae Hoon Kim, In Sun Min, Chang-Hyung Choi* 

           and Sei-Jung Lee* 

           Nutrients, 2021, 13, 3079 

[58]  Astaxanthin Inhibits Autophagic Cell Death Induced by Bisphenol A in Human Dermal Fibroblasts 

           Seong-Ryeong Lim, Do-Wan Kim, Junghee Sung, Tae Hoon Kim, Chang-Hyung Choi,* and Sei-Jung Lee* 

           Antioxidants, 2021, 10, 1273 

[57]  Chronic Alcohol Exposure of Cells Using Controlled Alcohol-Releasing Capillaries 

           Wanil Kim, Hye-Seon Jeong, Sang-Chan Kim, Chang-Hyung Choi,* and Kyung-Ha Lee,* 

           Cells, 2021, 10, 1120

[56]  Hydrogel Microcapsules with a Thin Oil Layer: Smart Triggered Release via Diverse Stimuli 

           Hye-Seon Jeong, Eunseo Kim, Changwoo Nam, Yoon Choi, You-Jeong Lee, David A. Weitz, Hyomin Lee,* 

           and Chang-Hyung Choi* 

           Advanced  Functional Materials, 2021, 2009553 

[55]  Triple Emulsion-Based Rapid Microfluidic Production of Core−Shell Hydrogel Microspheres

           for Programmable Biomolecular Conjugation 

           Eric Y. Liu, Yoon Choi, Hyunmin Yi,* and Chang-Hyung Choi* 

           ACS Applied Material Interfaces, 2021, 13, 11579−11587 

[54]  Surface-tension-induced double emulsion drops via phase separation of polymeric fluid confined 

           in micromolds for capsule templates 

           Seong-Geun Jeong,  Yoon Choi, Jin-Oh Nam, Chang-Soo Lee*, Chang-Hyung Choi* 

           Journal of Colloid and Interface Science, 2021, 582, 1012–1020 

2020

[53]  Nanospheres Loaded with Curcumin Improve the Bioactivity of Umbilical Cord Blood-Mesenchymal 

           Stem Cells via c-Src Activation during the Skin Wound Healing Process 

           Do-Wan Kim, Chang-Hyung Choi*, Jong Pil Park,* and Sei-Jung Lee*

           Cells, 2020, 9, 1467 

2019

2018

[52]  Water and Oil Insoluble PEGDA-Based Microcapsule: Biocompatible and Multicomponent Encapsulation 

           Changwoo Nam, Jongsun Yoon, Sang A Ryu, Chang-Hyung Choi,* and Hyomin Lee*

           ACS Applied Materials & Interfaces, 2018, 10, 40366−40371 

[51]  Nanoliter scale microloop reactor with rapid mixing ability for biochemical reaction 

           Seong-Geun Jeong, Jae-Hoon Jeong, Kyoung-Ku Kang, Si Hyung Jin, Byungjin Lee, Chang-Hyung Choi* 

           and Chang-Soo Lee*

           Korean Journal of Chemical Engineering, 2018, 35(10), 2036-2042

[50]  Microfluidic fabrication of microparticles for biomedical applications  

           Wen Li,* Liyuan Zhang, Xuehui Ge, Biyi Xu, Weixia Zhang,  Liangliang Qu, Chang-Hyung Choi*, Jianhong Xu,  

            Afang Zhang,  Hyomin Lee* and David A. Weitz * 

           Chemical Society Review,  2018

[49]  Controlled network structures of chitosan-poly(ethylene glycol) hydrogel microspheres and their impact 

           on protein conjugation 

           Sukwon Jung, Yi Tang, Gyurak Shim, Chang-Soo Lee, Chang-Hyung Choi*, Hyunmin Yi ∗ 

           Biochemical Engineering Journal 135, 2018, 123–132 

[48]  Rapid Patterning of PDMS Microfluidic Device Wettability Using Syringe-Vacuum-Induced Segmented Flow 

           in Nonplanar Geometry 

           Chang-Hyung Choi*, Hyomin Lee, and David A. Weitz*

           ACS Applied Materials & Interfaces, 2018, 10, 3170−3174 

[47]  High-throughput double emulsion-based microfluidic production of hydrogel microspheres with tunable 

           chemical functionalities toward biomolecular conjugation

           Eric Y. Liu, Sukwon Jung, David A. Weitz, Hyunmin Yi* and Chang-Hyung Choi* 

           Lab Chip, 2018, 18, 323–334 

[46]  Microfluidic Templated Multicompartment Microgels for 3D Encapsulation and Pairing of Single Cells 

           Liyuan Zhang, Kaiwen Chen, Haoyue Zhang, Bo Pang, Chang-Hyung Choi, Angelo S. Mao, Hongbing Liao,

           Stefanie Utech, David J. Mooney, Huanan Wang,* and David A. Weitz* 

           Small, 2018, 14, 9, 1702955 

2017

[45]  Directed Assembly of Janus Cylinders by Controlling the Solvent Polarity 

           Jongmin Kim, Chang-Hyung Choi, Su-Jin Yeom, Naye Eom, Kyoung-Ku Kang, and Chang-Soo Lee* 

           Langmuir, 2017, 33, 7503−7511 

at CNU & Harvard

[44]  One-step generation of cell-laden microgels using double emulsion drops with a sacrificial ultra-thin oil shell  

           Chang-Hyung Choi, Huanan Wang,* Hyomin Lee, June Hwan Kim, Liyuan Zhang, Angelo Mao, David J. Mooney 

           and David A. Weitz* 

           Lab Chip, 2016, 16, 1549–1555  

[43]  Integrated fabrication-conjugation methods for polymeric and hybrid microparticles for programmable 

           drug delivery and biosensing applications 

           Sukwon Jung, Chang-Hyung Choi, Chang-Soo Lee* and Hyunmin Yi*

           Biotechnology Journal, 2016, 11, 1561–1571  

[42]  Fluorocarbon Oil Reinforced Triple Emulsion Drops 

           Hyomin Lee, Chang-Hyung Choi, Alireza Abbaspourrad, Chris Wesner, Marco Caggioni, Taotao Zhu , 

           Saraf Nawar, and David A. Weitz * 

           Advanced Materials, 2016, 28, 8425–8430  

[41]  Capillarity-induced directed self-assembly of patchy hexagram particles at the air–water interface

           Sung-Min Kang, Chang-Hyung Choi, Jongmin Kim, Su-Jin Yeom, Daeyeon Lee, Bum Jun Park 

           and Chang-Soo Lee* 

           Soft Matter, 2016, 12, 5847-5853 

[40]  Triple Emulsion Drops with An Ultrathin Water Layer: High Encapsulation Effi ciency and Enhanced Cargo 

           Retention in Microcapsules 

           Chang-Hyung Choi, Hyomin Lee, Alireza Abbaspourrad, June Hwan Kim, Jing Fan, Marco Caggioni, 

           Chris Wesner, Taotao Zhu, David A. Weitz * 

           Advanced Materials, 2016, 28, 3340–3344 

[39]  Encapsulation and Enhanced Retention of Fragrance in Polymer Microcapsules 

           Hyomin Lee, Chang-Hyung Choi,  Alireza Abbaspourrad, Chris Wesner, Marco Caggioni, Taotao Zhu, 

           and David A. Weitz* 

           ACS Applied Materials & Interfaces, 2016, 8, 4007−4013 

[38]  Fabrication of Microparticles with Anisotropic Patchy Based on Sequential Micromolding Technique 

           Byungjin Lee, Chang-Hyung Choi, Jongmin Kim, Sung-Min Kang, Jin-Oh Nam, Si-Hyung Jin, and Chang-Soo Lee*

           Polymer(Korea), 2015, 39, 5

[37]  Three-dimensional clustering of Janus cylinders by convex curvature and hydrophobic interactions 

           Jongmin Kim, Myung Seok Oh, Chang-Hyung Choi, Sung-Min Kang, Moo Jin Kwak, Jae Bem You, Sung Gap Im* 

           and Chang-Soo Lee*  

           Soft Matter, 2015, 11, 4952--4961 

[36]  Controlled Fabrication of Microparticles with Complex 3D Geometries by Tunable Interfacial Deformation 

           of Confined Polymeric Fluids in 2D Micromolds 

           Chang-Hyung Choi, Byungjin Lee, Jongmin Kim, Jin-Oh Nam, Hyunmin Yi, and Chang-Soo Lee* 

           ACS Applied Materials & Interfaces,  2015, 7, 11393−11401 

[35]  Toward instrument-free digital measurements: a three-dimensional microfluidic device fabricated 

           in a single sheet of paper by double-sided printing and lamination

           Seong-Geun Jeong, Sang-Ho Lee, Chang-Hyung Choi, Jiyun Kim and Chang-Soo Lee*  

           Lab Chip,  2015, 15, 1188–1194 

[34]  Controlled Fabrication of Multicompartmental Polymeric Microparticles by Sequential Micromolding 

           via Surface-Tension Induced Droplet Formation 

           Chang-Hyung Choi, Sung-Min Kang, Si Hyung Jin, Hyunmin Yi, and Chang-Soo Lee* 

           Langmuir, 2015, 31, 1328−1335 

[33]  Triblock Cylinders at Fluid−Fluid Interfaces 

           Sung-Min Kang, Ankit Kumar, Chang-Hyung Choi, Kwadwo E. Tettey, Chang-Soo Lee,* Daeyeon Lee,* 

           and Bum Jun Park*

           Langmuir, 2014, 13199−13204 

[32]  A Rapid One-Step Fabrication of Patternable Superhydrophobic Surfaces Driven by Marangoni Instability 

           Sung-Min Kang, Sora Hwang, Si-Hyung Jin, Chang-Hyung Choi, Jongmin Kim, Bum Jun Park, Daeyeon Lee,  

           and Chang-Soo Lee* 

           Langmuir, 2014, 30, 2828 – 2834

[31]  Microfluidic Design of Complex Emulsions  

           Chang-Hyung Choi, Jongmin Kim, Jin-Oh Nam, Sung-Min Kang, Seong-Geun Jeong, and Chang-Soo Lee*

           ChemPhysChem, 2014, 15, 21 – 29 

[30]  Controllable Preparation of Monodisperse Microspheres Using Geometrically Mediated Droplet Formation 

           in a Single Mold 

           Chang-Hyung Choi, Jongmin Kim, Sung-Min Kang, Jinkee Lee,* and Chang-Soo Lee* 

           Langmuir, 2013, 29, 8447−8451 

[29]  A Facile Synthesis-Fabrication Strategy for Integration of Catalytically Active Viral-Palladium 

           Nanostructures into Polymeric Hydrogel Microparticles via Replica Molding

           Cuixian Yang, Chang-Hyung Choi, Chang-Soo Lee, Hyunmin Yi*

           ACS nano, 2013, 7, 6, 5032-5044

[28]  One step formation of controllable complex emulsions: from functional particles to simultaneous 

           encapsulation of hydrophillic and hydrophobic agents into desired position

           Chang-Hyung Choi, Chang-Soo Lee,* David A Weitz

           Advanced Materials, 2013, 25, 18, 2536-2541

[27]  A Facile SynthesisFabrication Strategy for Integration of Catalytically Active Viral-Palladium 

           Nanostructures into Polymeric Hydrogel Microparticles via Replica Molding 

           Cuixian Yang, Chang-Hyung Choi, Chang-Soo Lee, and Hyunmin Yi* 

           Acsnano, 2013, 7, 6, 5032-5044

[26]  Reliable Synthesis of Monodisperse Microparticles: Prevention of Oxygen Diffusion and Organic Solvents 

           Using Conformal Polymeric Coating onto Poly(dimethylsiloxane) Micromold 

           Jae-Min Jeong, Myung Seok Oh, Bong Jun Kim, Chang-Hyung Choi, Bora Lee, Chang-Soo Lee, and Sung Gap Im*

           Langmuir, 2013, 29,3474−3481 

[25]  Double Hydrophilic Janus Cylinders at an Air−Water Interface 

           JeongBum Jun Park, Chang-Hyung Choi, Sung-Min Kang, Kwadwo E. Tettey, Chang-Soo Lee,* and Daeyeon Lee* 

           Langmuir, 2013, 29, 1841−1849 

[24]  Fabrication of Polymeric Microcapsules in a Microchannel using Formation of Double Emulsion

          Jin-Oh Nam, Chang-Hyung Choi, Jong-Min Kim, Sung-Min Kang, Chang-Soo Lee* 

           Korean Chemical Engineering Research, 2013, 51, 5, 597-601

[23]  Geometrically and chemically anisotropic particles at an oil–water interface

           Bum Jun Park, Chang-Hyung Choi, Sung-Min Kang, Kwadwo E. Tettey, Chang-Soo Lee* and Daeyeon Lee*

           Soft Matter, 2013, 9, 3383–3388 

[22]  Synthesis technology of functional colloid particles and its applications

           Sung-Min Kang, Chang-Hyung Choi, Jong-Min Kim, Chang-Soo Lee*

           Clean Technology , 2012, 18, 4, 331-340

[21]  Micromolding Technique for Controllable Anisotropic Polymeric Particles with Convex Roof

           Jae-Min Jeong, Jung-Woo Son, Chang-Hyung Choi, Chang-Soo Lee*

           Clean Technology, 2012, 18, 3, 295-300

[20]  Synthesis of Monodispersed Microspheres from Laplace Pressure Induced Droplets in Micromolds  

           Chang-Hyung Choi, Jae-Min Jeong , Sung-Min Kang , Chang-Soo Lee,* and Jinkee Lee* 

           Advanced Material, 2012, 24, 5078–5082

[19]  Palladium nanocatalysts immobilized on functionalized resin for the direct synthesis of hydrogen peroxide 

           from hydrogen and oxygen

           Jong-Min Kim, Young-Min Chung, Sung-Min Kang, Chang-Hyung Choi, Bo-Yeol Kim, Yong-Tak Kwon, 

          Tae-Jin Kim, Seong-Hoon Oh, Chang-Soo Lee*

          ACS Catalysis, 2012, 2, 6, 1042-1048 

[18]  Microfluidic synthesis of anisotropic paritcles from Janus drop by in situ photopolymerization

           Chang-Hyung Choi, Sora Hwang, Jae-Min Jeong, Sung-Min Kang, Chang-Soo Lee*

           Biomedical Engineering Letters, 2012, 2, 2, 95-99

[17]  Regioselective Surface Modification of PDMS Microfluidic Device for the Generation 

           of Monodisperse Double Emulsions 

           So-Ra Hwang, Chang-Hyung Choi, and Chang-Soo Lee* 

           Springer, 2012, 20,  4,  422-428

[16] Microfluidic preparation of monodisperse multiple emulsion using hydrodynamic control

           Sung-Min Kang, Chang-Hyung Choi, Sora Hwang, Jae-Min Jung, and Chang-Soo Lee* 

           Korean Chemical Engineering Research, 2012, 50,  4,  733-737

[15]  In situ microfluidic method for the generation of monodisperse double emulsions

           So-Ra Hwang, Chang-Hyung Choi, Hui-Chan Kim, In-Ho Kim, Chang-Soo Lee* 

           Polymer(Korea), 2012, 36, 2,  177-181

[14]  Microfluidic fabrication of complex-shaped microfibers by liquid template-aided multiphase microflow

           Chang-Hyung Choi, Hyunmin Yi, Sora Hwang, David A Weitz*, Chang-Soo Lee* 

           Lab on a Chip, 2011, 11, 8, 1477-1483

[13]  Surface-Tension-Induced Synthesis of Complex Particles Using Confined Polymeric Fluids 

           Chang-Hyung Choi, Jinkee Lee, Kisun Yoon, Anubhav Tripathi, Howard A. Stone, David A. Weitz, 

           and Chang-Soo Lee* 

           Angewandte Chemie International Edition, 2010, 49, 748 –775

[12]  Fabrication of uniform DNA-conjugated hydrogel microparticles via replica molding for facile nucleic acid

           hybridization assays

          Christina L Lewis, Chang-Hyung Choi, Yan Lin, Chang-Soo Lee* , Hyunmin Yi

           Analytical chemistry, 2010, 82, 13, 5851-5858

[11]  Preparation of bacteria microarray using selective patterning of polyelectrolyte multilayer 

           and poly (ethylene glycol)-poly (lactide) diblock copolymer

          Chang-Hyung Choi, Ji-Hye Lee, Taek-Sung Hwang, Chang-Soo Lee* , Yun-Gon Kim, Yung-Hun Yang, 

          Kang Moo Huh

          Macromolecular Research, 2010, 18, 3, 254-259

[10]  In situ Microfluidic Method for the Generation of Uniform PEG Microfiber

           Chang-Hyung Choi, Jae-Hoon Jung, Chang-Soo Lee*  

           Korean Chemical Engineering Research, 2010, 48, 4, 470-474

[9]    In situ monitoring of antibiotic susceptibility of bacterial biofilms in a microfluidic device

          Keun-Pil Kim, Yun-Gon Kim, Chang-Hyung Choi, Hye-Eun Kim, Sang-Ho Lee, Woo-Suk Chang, Chang-Soo Lee*  

          Lab on a chip, 2010, 10, 23, 3296-3299

[8]    Generation of monodisperse inorganic-organic janus microspheres in a microfluidic device

          Naveen Prasad, Jayakumar Perumal,  Chang-Hyung Choi,  Chang-Soo Lee* , Dong-Pyo Kim

          Advanced Functional Materials, 2009, 19, 10, 1656-1662

[7]    In situ microfluidic synthesis of monodisperse PEG microspheres

          Chang-Hyung Choi, Jae-Hoon Jung, Taek-Sung Hwang, Chang-Soo Lee*  

          Macromolecular research, 2009, 17, 3, 163-167

[6]    Efficient in situ production of monodisperse polyurethane microbeads in microfluidic device using increase 

          of residence time of droplets

          Jae-Hoon Jung, Chang-Hyung Choi, Chang-Soo Lee*, Taek-Sung Hwang

         Biochip Journal, 2009,3, 1, 44-49

[5]    Microfluidic synthesis of a cell adhesive Janus polyurethane microfiber

          Jae-Hoon Jung,  Chang-Hyung Choi, Seok Chung, Young-Min Chung, Chang-Soo Lee*  

          Lab on a Chip, 2009, 9, 17, 2596-2602

[4]    The effect of microfluidic geometry for in situ generating monodispersed hydrogels

          Chang-Hyung Choi, Jae-Hoon Jung, Tae-Ho Yoon, Dong-Pyo Kim, Chang-Soo Lee*  

          Journal of chemical engineering of Japan, 2008, 41, 7, 649-654

[3]   Investigation of Microchannel Wettability on the Formation of Droplets and Efficient Mixing in Microfluidic Devices

          Chang-Hyung Choi, Naveen Prasad, Nae-Rym Lee, Chang-Soo Lee*  

          Lap on a Chip, 2008, 2, 1, 27-32

[2]    Novel one-pot route to monodisperse thermosensitive hollow microcapsules in a microfluidic system

          Chang-Hyung Choi, Jae-Hoon Jung, Dong-Wan Kim, Young-Min Chung, Chang-Soo Lee*  

          Lab on a Chip, 2008, 8, 9, 1544-1551

[1]    Generation of monodisperse alginate microbeads and in situ encapsulation of cell in microfluidic device

          Chang-Hyung Choi, Jae-Hoon Jung, Young Woo Rhee, Dong-Pyo Kim, Sang-Eun Shim, Chang-Soo Lee*  

          Biomedical microdevices, 2007, 9, 6, 855-862