Publications

Motor Module-Guided Human-Machine Interaction Promotes Improvement of Neuromuscular Coordination and Reduction in Motor Impairment in Chronic Stroke: A Pilot Study

Manuel A Portilla-Jimenez, Gang Seo, Yoon No Gregory Hong, Michael Houston, Supraja Vaidhyanathan, Yingchun Zhang, Hyung-Soon Park, Sheng Li, Jinsook Roh (2026)

medRxiv

doi: 10.64898/2026.09.09.26362476

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Early Emergence of Abnormal Muscle Synergies in the Human Upper Extremity Following Stroke

Abed Khorasani, Cynthia M. Gorski, Vivek Paul, Na-Teng Hung, Joel Hulsizer, Prashanth R. Prakash, Fan Caprio, Richard L. Harvey, Jinsook Roh, Marc W. Slutzky (2026)

medRxiv

doi: 10.64898/2026.08.19.26360812

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Post-Stroke Abnormal Synergies Are a Resultant Behavior of the Interplay of Weakness, Spasticity, and Environmental Demands

Manuel Portilla-Jiménez, Yuan Yang, Jinsook Roh, W Zev Rymer, Sheng Li (2026)

Neurorehabilitation and Neural Repair

doi: 10.1177/15459683261469093

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Wearable Myoelectric Interface for Neurorehabilitation (MINT) to Recover Arm Activity After Stroke: a Randomized Controlled Trial

Abed Khorasani, Cynthia M Gorski, Na-Teng Hung, Joel Hulsizer, Vivek Paul, Goran Tomic, Prashanth R Prakash, Sangsoo Park, Gang Seo, Ethan J Houskamp, Jessica Lanis, Megan Hunzeker, Erin King, Anya Chappel, Alix Jampol, Pooja Patel, Catherine Gallagher, Rachel Galant, Grace Rucker, Jungwha Lee, Richard Harvey, Jinsook Roh, Marc W Slutzky (2026)

Neurorehabilitation and Neural Repair

doi:10.1177/15459683261454937

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Automated Quantification of Movement Qualities in the Human Upper Extremity After Stroke Using a Wearable Robot

Yoon No Gregory Hong, Kyoungsoon Kim, Sheng Li, Marcia K O’Malley, Ashish D Deshpande, Jinsook Roh (2026)

Research Square, Preprint

doi: 10.21203/rs.3.rs-8779514/v1

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Skin-Attachable Piezoelectric Patch Sensors for Self-Driven Rehabilitation of Stroke Patients by Simple Game

Nam‐In Kim, Jiyun Lee, Gang Seo, Hey Min Lee, Asad Ali, Muhammad Aqib, Mina Moradnia, Sara Pouladi, Ja‐Yeon Kim, Min‐Ki Kwon, Jinsook Roh, Jae‐Hyun Ryou (2026)

Advanced Healthcare Materials

doi: 10.1002/adhm.202504357

Temporal Refinement of Muscle Synergies in Skilled Golf Swings

Hangil Lee, Jinsook Roh, Hyung-Soon Park (2025)

IEEE Transactions on Neural Systems and Rehabilitation Engineering 34:226-236

doi: 10.1109/TNSRE.2025.3642830

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EMG-Guided Human-Machine Interaction Training Develops New Intermuscular Coordination Patterns in Stroke: A Pilot Study

Gang Seo, Manuel Portilla-Jiménez, Michael Houston, Jeong-Ho Park, Hangil Lee, Sheng Li, Yingchun Zhang, Hyung-Soon Park, Jinsook Roh (2025)

Journal of NeuroEngineering and Rehabilitation 23:16

doi: 10.1186/s12984-025-01826-2

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Muscle-to-action mapping for intuitive training of muscle synergies in post-stroke upper-limb rehabilitation

Hangil Lee, Jeong-Ho Park, Joon-Ho Shin, Jinsook Roh, Hyung-Soon Park (2025)

Journal of NeuroEngineering and Rehabilitation 22:99

doi: 10.1186/s12984-025-01630-y

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Generalizability of Neuromuscular Coordination in the Human Upper Extremity after Stroke and its Implications in Neurorehabilitation

Manuel Portilla-Jiménez, Yoon No Gregory Hong, Komal K Kukkar, Hyung-Soon Park, Sheng Li, Jinsook Roh (2025)

Journal of NeuroEngineering and Rehabilitation 22:213

doi: 10.1186/s12984-025-01755-0

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Wearable Myoelectric Interface for Neurorehabilitation (MINT) to Recover Arm Function: a Randomized Controlled Trial

Abed Khorasani, Cynthia Gorski, Na-Teng Hung, Joel Hulsizer, Vivek Paul, Goran Tomic, Prashanth Prakash, Sangsoo Park, Ethan J Houskamp, Jessica Lanis, Megan Hunzeker, Erin C King, Anya Chappell, Alix Jampol, Pooja Patel, Catherine Gallagher, Rachel Galant, Grace Rucker, Jungwha Julia Lee, Richard L Harvey, Jinsook Roh, Marc W Slutzky (2025)

medRxiv

doi: 10.1101/2025.06.24.25330240

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Electro-tactile modulation of muscle activation and intermuscular coordination in the human upper extremity

Hy Doan, Shahabedin Tavasoli, Gang Seo, Hyung-Soon Park, Hangue Park, Jinsook Roh (2025)

Scientific Reports 15:2559

doi: 10.1038/s41598-025-86342-y

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Improving impaired intermuscular coordination after stroke through synergy-guided human-machine interaction: a pilot study

Manuel Portilla-Jiménez, Gang Seo, Michael Houston, Yoon No Gregory Hong, Sheng Li, Hyung-Soon Park, Yingchun Zhang, Jinsook Roh (2024)

2024 46th Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC)

doi: 10.1109/EMBC53108.2024.10782665

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Effects of wearing an upper extremity exoskeleton on measuring joint kinematics during standardized clinical assessment tasks

Yoon No Gregory Hong, Kyoungsoon Kim, Ashish D Deshpande, Jinsook Roh (2024)

2024 46th Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC)

doi: 10.1109/EMBC53108.2024.10782665

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Modulating Inter-Muscular Coordination Patterns in the Upper Extremity Induces Changes to Inter-Muscular, Cortico-Muscular, and Cortico-Cortical Connectivity

Michael Houston, Gang Seo, Feng Fang, Jeong-Ho Park, Hyung-Soon Park, Jinsook Roh, Yingchun Zhang (2024)

IEEE Journal of Biomedical and Health Informatics 28:12

doi: 10.1109/JBHI.2024.3413080

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Corticospinal and corticoreticulospinal projections benefit motor behaviors in chronic stroke

Myriam Taga, Yoon NG Hong, Charalambos C Charalambous, Sharmila Raju, Leticia Hayes, Jing Lin, Yian Zhang, Yongzhao Shao, Michael Houston, Yingchun Zhang, Pietro Mazzoni, Jinsook Roh, Heidi M Schambra (2024)

BioRxiv

doi: 10.1101/2024.04.04.588112

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Expanding the repertoire of intermuscular coordination patterns and modulating intermuscular connectivity in stroke-affected upper extremity through electromyogram-guided training: a pilot study

Gang Seo, Michael Houston, Manuel Portilla-Jiménez, Feng Fang, Jong-Ho Park, Hangil Lee, Sheng Li, Hyung-Soon Park, Yingchun Zhang, Jinsook Roh (2023)

2023 45th Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC)

doi: 10.1109/EMBC40787.2023.10341085

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Feasibility of Isokinetic Training to Modify Coupling of Upper Limb Muscle Synergy Activation in Stroke-affected Upper Limb

Jong-Ho Park, Hangil Lee, H., Hyeok-Jun Kwon, Yoojin Jun, Joon-Ho Shin, Jinsook Roh, Hyung-Soon Park (2023)

2023 45th Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC)

doi: 10.1109/EMBC40787.2023.10339985

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Relevance of Upper Limb Muscle Synergies to Dynamic Force Generation: Perspectives on Rehabilitation of Impaired Intermuscular Coordination in Stroke

Jeong-Ho Park, Joon-Ho Shin, Hangil Lee, Jinsook Roh, & Hyung-Soon Park (2023)

IEEE Transactions on Neural Systems and Rehabilitation Engineering

doi: 10.1109/TNSRE.2023.3337368

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Alterations in the preferred direction of individual arm muscle activation after stroke

Yoon No G. Hong & Jinsook Roh (2023)

Frontiers in Neurology

doi: 10.3389/fneur.2023.1280276

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Developing new intermuscular coordination patterns through an electromyographic signal-guided training in the upper extremity

Gang Seo, Jeong-Ho Park, Hyung-Soon Park & Jinsook Roh (2023)

Journal of NeuroEngineering and Rehabilitation 20:112

doi: 10.1186/s12984-023-01236-2

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Generalizability of muscle synergies in isometric force generation versus point-to-point reaching in the human upper extremity workspace

Katherine Pham, Manuel Portilla-Jiménez, and Jinsook Roh (2023)

Frontiers in Human Neuroscience

doi: 10.3389/fnhum.2023.1144860

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Computational modeling and simulation of closed chain arm-robot multibody dynamic systems in OpenSim

Matthew Green, Yoon No Gregory Hong, Jinsook Roh, Benjamin J Fregly (2022)

Multibody System Dynamics

doi: 10.1007/s11044-022-09847-8

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Alterations in Motor Modules and Their Contribution to Limitations in Force Control in the Upper Extremity after Stroke

Gang Seo, Sang Wook Lee, Randall F Beer, Amani Alamri, Yi-Ning Wu, Preeti Raghavan, William Z Rymer, Jinsook Roh (2022)

Frontiers in Human Neuroscience

doi: 10.3389/fnhum.2022.937391

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Myoelectric interface training enables targeted reduction in abnormal muscle co-activation

Gang Seo, Ameen Kishta, Emily Mugler, Marc W Slutzky, Jinsook Roh (2022)

Journal of NeuroEngineering and Rehabilitation 19:67

doi: 10.1186/s12984-022-01045-z

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Inter-muscular coherence and functional coordination in the human upper extremity after stroke

Hongming Liu, Yunyuan Gao, Wei Huang, Rihui Li, Michael Houston, Julia S Benoit, Jinsook Roh, Yingchun Zhang (2022)

Math Biosci Eng.

doi: 10.3934/mbe.2022208

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Alterations in muscle networks in the upper extremity of chronic stroke survivors

Michael Houston, Xiaoyan Li, Ping Zhou, Sheng Li, Jinsook Roh, Yingchun Zhang (2021)

IEEE Transactions on Neural Systems and Rehabilitation Engineering

doi: 10.1109/TNSRE.2021.3075907

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Alterations in intermuscular coordination underlying isokinetic exercise after a stroke and their implications on neurorehabilitation

Jeong-Ho Park, Joon-Ho Shin, Hangil Lee, Jinsook Roh, Hyung-Soon Park (2021)

Journal of NeuroEngineering and Rehabilitation, 18:110

doi: 10.1186/s12984-021-00900-9

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Are muscle synergies useful for stroke rehabilitation?

Hong YNG, Nagesh A, Fregly BJ, Roh J (2021)

Current Opinion in Biomedical Engineering 19:100315

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Multimodal Neuroimaging Using Concurrent EEG/fNIRS for Poststroke Recovery Assessment: An Exploratory Study

Rihui Li, Sheng Li, Jinsook Roh, Chushan Wang, Yingchun Zhang (2020)

Neurorehabilitation and Neural Repair 34:1099-1110

doi: 10.1177/1545968320969937

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Design and evaluation of a novel experimental setup for upper limb intermuscular coordination studies

Jeong-Ho Park, Joon-Ho Shin, Hangil Lee, Chan Beom Park, Jinsook Roh, Hyung-Soon Park (2019)

Frontiers in Neurorobotics

doi: 10.3389/fnbot.2019.00072

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Modular organization of force development under isometric conditions in the human arm

Jinsook Roh, Sang Wook Lee, Kevin D Wilger (2019)

Journal of Motor Behavior 51:83-99

doi: 10.1080/00222895.2017.1423020

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Muscle synergies: use and validation in clinics, robotics, and sports

Stefano Rossi, Panagiotis K Artemiadis, Jinsook Roh, Valentina Agostini (2018)

Applied Bionics and Biomechanics

doi: 10.1155/2018/6345256

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Feasibility of muscle synergy outcomes in clinics, robotics, and sports: a systematic review

Jinsook Roh, Randall F Beer, Andrew Lai, Monica Rho, Kristopher R Karvelas, Antoun M Nader, Mark C Kendall, William Z Rymer (2018)

Applied Bionics and Biomechanics

doi: 10.1155/2018/5637568

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Muscle synergy applications in clinics, robotics and sports: a systematic review

Juri Taborri, Valentina Agostini, Panagiotis K Artemiadis, Marco Ghislieri, Daniel A Jacobs, Jinsook Roh, Stefano Rossi (2018)

Applied Bionics and Biomechanics

doi: 10.1155/2018/3934698.

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Muscle activation pattern during self-propelled treadmill walking

Britt Kostraba, Yi-Ning Wu, Pei-Chun Kao, Caroline Stark, Sheng-Che Yen, Jinsook Roh (2018)

Journal of Physical Therapy Science, 30:1069-1072

doi: 10.1589/jpts.30.1069

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Evidence for altered upper extremity muscle synergies in chronic stroke survivors with mild and moderate impairment

Jinsook Roh, William Z Rymer, Randall F Beer (2015)

Frontiers in Human Neuroscience 9:6

doi: 10.3389/fnhum.2015.00006.

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Cortical representation of time-varying muscle synergies in the primate brain

Simon A Overduin, Andrea d'Avella, Jinsook Roh, Jose M Carmena, Emilio Bizzi (2015)

Journal of Neuroscience 35:12615-12624

doi: 10.1523/JNEUROSCI.4302-14.2015

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Alterations in upper limb synergy structure in chronic stroke survivors

Jinsook Roh, William Z Rymer, Eric J Perreault, Seng Bum Yoo, Randall F Beer (2013)

Journal of Neurophysiology 109:768-781

doi: 10.1152/jn.00670.2012

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Robustness of muscle synergies underlying three-dimensional force generation at the hand in healthy humans

Jinsook Roh, William Z Rymer, Randall F Beer (2012)

Journal of Neurophysiology 107:2123-2142

doi: 10.1152/jn.00173.2011

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Modules in the brainstem and spinal cord underlying motor behaviors

Jinsook Roh, Vincent CK Cheung, Emilio Bizzi (2011)

Journal of Neurophysiology 106:1363-1378

doi: 10.1152/jn.00842.2010

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Modulation of muscle synergy recruitment in primate grasping

Simon A Overduin, Andrea d'Avella, Jinsook Roh, Emilio Bizzi (2008)

Journal of Neuroscience 28:880-892

doi: 10.1523/JNEUROSCI.2869-07.2008

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