About the Authors

Kenichi Arai

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Visualization, Writing – original draft

Affiliation Department of Regenerative Medicine and Biomedical Engineering, Faculty of Medicine, Saga University, Saga, Japan

Daiki Murata

Roles Formal analysis, Writing – review & editing

Affiliation Department of Regenerative Medicine and Biomedical Engineering, Faculty of Medicine, Saga University, Saga, Japan

Ana Raquel Verissimo

Roles Writing – review & editing

Affiliation Department of Regenerative Medicine and Biomedical Engineering, Faculty of Medicine, Saga University, Saga, Japan

Yosuke Mukae

Roles Formal analysis, Validation

Affiliation Department of Thoracic and Cardiovascular Surgery, Faculty of Medicine, Saga University, Saga, Japan

Manabu Itoh

Roles Formal analysis, Validation

Affiliation Department of Thoracic and Cardiovascular Surgery, Faculty of Medicine, Saga University, Saga, Japan

Anna Nakamura

Roles Formal analysis, Writing – review & editing

Affiliation Department of Regenerative Medicine and Biomedical Engineering, Faculty of Medicine, Saga University, Saga, Japan

Shigeki Morita

Roles Validation

Affiliation Department of Thoracic and Cardiovascular Surgery, Faculty of Medicine, Saga University, Saga, Japan

Koichi Nakayama

Roles Conceptualization, Project administration, Software, Writing – review & editing

nakayama@me.saga-u.ac.jp

Affiliation Department of Regenerative Medicine and Biomedical Engineering, Faculty of Medicine, Saga University, Saga, Japan

Competing Interests

Co-author K. Nakayama is a co-founder and shareholder of Cyfuse Biomedical KK. and an investor/ developer designated on the patent for the Bio-3D printer. Patent title: Method for Production of Three-Dimensional Structure of Cells; patent number: JP4517125. Patent title: Cell Structure Production Device; patent number: JP5896104. The other authors have declared that no competing interests exist. This does not alter the authors’ adherence to PLOS ONE policies on sharing data and materials.