People
Designing DNA, the most programmable material at the nanoscale, with limitless creativity.

Yeongjae Choi
I am an Assistant Professor at KAIST in Graduate School of Engineering Biology & a director of KAIST InnoCORE Artificial Cell Initiative. I was an assistant professor in Materials Science and Engineering, GIST from 2021-2025, and a postdoc in Prof. Peng Yin's lab in the Wyss Institute at Harvard University from 2020-2021. I got my Ph.D in Electrical and Computer Engineering in Prof. Sunghoon Kwon's lab.
Researchers
Junhyeong KimPostdoctoral ResearcherJunhyeong Kim
Postdoctoral Researcher
Junhyeong was a researcher in the Department of Chemistry at Yonsei University. With Professor Duhee Bang, he developed inkjet DNA synthesizers and 3D-printed microarrays, alongside diverse research in laboratory automation.
He got his Ph.D. in Chemistry, Yonsei University.
Duckkyun YooPostdoctoral ResearcherDuckkyun Yoo
Postdoctoral Researcher
Duckkyun was a postdoctoral researcher at Brigham and Women's Hospital (Harvard Medical School, Boston, MA), where he studied human vaccine responses via structural antibody repertoire analysis and single cell transcriptomics. His research focuses on understanding the rules governing B cell repertoire dynamics in physiological contexts.
He got his Ph.D. in Biomedical Science, and BS in Plant Science, Seoul National University.
Jinho KimPostdoctoral ResearcherJinho Kim
Postdoctoral Researcher
Jinho was a researcher in Biomaterial Lab in the School of Materials Science and Engineering at GIST. With Professor Jae Young Lee, He previously studied cell-material interfaces, such as microcarriers for stem cells.
He got his Ph.D. in Materials Science and Engineering, GIST.
Woojin KimPostdoctoral ResearcherWoojin Kim
Postdoctoral Researcher
Woojin was a researcher in BiNEL (@SNU), NEED Lab (@CAU), and JLK. He previously explored multiple topics in interdisciplinary area, including nanotechnology, bioinformatics, and 3D modeling.
He got his Ph.D. in Material Science and Engineering, GIST.
Jangho ChoiPh.D. CourseJangho Choi
Ph.D. Course
Jangho was a researcher in Multiplexon(@KHU), BiNEL(@SNU). With Professor Wook Park, Sunghoon Kwon , and Yeongjae, he previously studied DNA-based smart systems and functional hydrogel fabrication.
He got his MS in Material Science and Engineering, GIST.
Taehoon KimPh.D. CourseTaehoon Kim
Ph.D. Course
Taehoon was an intern in NDS. With Professor Yeongjae Choi, he will continue his research about Reusable and Scalable DNA computing system.
He got his MS in Material Science and Engineering, GIST.
Seongjun ParkPh.D. CourseSeongjun Park
Ph.D. Course
Seongjun was an intern in NDS. With Yeongjae, he previously studied DNA mediated assembly of microscale hydrogel. He enjoys fitness and badminton, likes meeting new people. His MBTI is ENFP.
He got his MS in Material Science and Engineering, GIST.
Sangeun JeongMS-Ph.D. CourseSangeun Jeong
MS-Ph.D. Course
Sangeun was an intern in NDS. With Yeongjae, he previously studied the regulation of DNA synthesis and DNA computing through the use of nucleic acid analogues.
He got his BS in Material Science and Engineering, GIST.
Jinwoo SeoMS-Ph.D. CourseJinwoo Seo
MS-Ph.D. Course
Jinwoo was an intern in NDS. With Yeongjae, he previously studied DNA-crosslinked hydrogel for sensing applications.
He got his BS in Polymer Science and Engineering, PNU.
Sion KimMS-Ph.D. CourseSion Kim
MS-Ph.D. Course
Sion is an intern in NDS. With Yeongjae, she will continue her research about Fast and Reusable DNA computing system.
She got her BS in Bioscience and Technology, CNU.
Frequent Visitors
Taehoon RyuPh.D.Taehoon Ryu
Ph.D.
Taehoon is the CEO and founder of ATG Lifetech, Inc. Before starting ATG, he played a key role as a founding member of Celemics, Inc., which went public during his time as CTO. While at Celemics, Taehoon supported and advised Yeongjae in exploring new approaches in synthetic biology, resulting in a publication in Nature Biotech. Currently, Taehoon is involved in several collaborative projects with NDS.
Hansol ChoiPh.D.Hansol Choi
Ph.D.
Hansol is an Assistant Professor in the Department of Life Science at Ewha Womans University. Having collaborated with Yeongjae for over 10 years, Hansol has co-authored numerous studies in high-impact journals, including Nature Biotechnology, Nature Communications, and Angewandte Chemie.
A former HFSP Postdoctoral Fellow, Hansol was also recognized as an Outstanding Researcher by the BK21 program (awarded by the Deputy Prime Minister in 2021).
Diana Dayeon ChoiJunior Volunteer (Non-Scientific)Diana Dayeon Choi
Junior Volunteer (Non-Scientific)
Current Interests : Soccer, Icecream, Art, Disneyland
Alumni
- Yoonhae Koh (Graduate Student, MS 2024)First authored Paper: Nature Communications, Now Ph.D. student @ Georgia Tech, Ke Lab
- Junho Roh (Graduate Student, MS 2025)First authored Paper: Advanced Materials, Now @ Hankook tire
- Jihee Kim (Graduate Student, MS 2025)
- Eunjin Choi, Ph.D. (Postdoc, 2022-2025)Corresponding Paper: Advanced Materials, Now Innocore Fellow @ AI-Nano Convergence Institute
- Junho Sim (Graduate Student, MS 2026)First authored Paper: Science Advances
- Hoeseong Kim (Graduate Student, MS 2026)