Accepted Manuscript Short communication High resolution 3D microscopy study of cardiomyocytes on polymer scaffold nanofibers reveals formation of unusual sheathed structure Victor Balashov, Anton Efimov, Olga Agapova, Alexander Pogorelov, Igor Agapov, Konstantin Agladze PII: S1742-7061(17)30797-3 DOI: https://doi.org/10.1016/j.actbio.2017.12.031 Reference: ACTBIO 5243 To appear in: Acta Biomaterialia Received Date: 15 August 2017 Revised Date: 4 December 2017 Accepted Date: 22 December 2017 Please cite this article as: Balashov, V., Efimov, A., Agapova, O., Pogorelov, A., Agapov, I., Agladze, K., High resolution 3D microscopy study of cardiomyocytes on polymer scaffold nanofibers reveals formation of unusual sheathed structure, Acta Biomaterialia (2017), doi: https://doi.org/10.1016/j.actbio.2017.12.031 This is a PDF file of an unedited manuscript that has been accepted for publication. As a service to our customers we are providing this early version of the manuscript. The manuscript will undergo copyediting, typesetting, and review of the resulting proof before it is published in its final form. Please note that during the production process errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain.