NewslettersMuscle Cell News Microgroove and Cyclic Stretch-Based Stem Cell Gym Enhance Maturation of Human iPSC-Derived Cardiomyocytes By Jamie Kang - January 26, 2026 0 44 Scientists indicated that hiPSC-cardiomyocytes exhibit increased cellular elongation, sarcomere length, and expression of cardiac troponin T when cultured on 10–50 μm microgroove substrates. [Annals of Biomedical Engineering] Abstract