Supplementary Videos

Supplementary Video S1: Examples of spheroids growth in elastic (left) and viscoelastic (right) matrices. Supplementary Video S2: Examples of simulated tissue growth in elastic (left) and viscoelastic (right) matrices. Supplementary Video S3: Examples of simulated tissue growth when cell motility is inhibited in elastic (left) and viscoelastic(right) matrices. Supplementary Video S4: Examples of simulated tissue growth when cell proliferation is inhibited in elastic (left) and viscoelastic(right) matrices. Supplementary Video S5: Examples of simulated tissue growth in elastic (upper row) and viscoelastic (lower row) in matrices of increasing stiffness. Supplementary Video S6: Examples of simulated tissue growth when cell migration is inhibited in elastic (upper row) and viscoelastic (lower row) in matrices of increasing stiffness. Supplementary Video S7: Examples of simulated tissue growth when cell proliferation is inhibited in elastic (upper row) and viscoelastic (lower row) in matrices of increasing stiffness. Supplementary Video S8: Example of simulated tissue growth when cells are continuously added to the tissue in elastic (left) and viscoelastic (right) matrices. Supplementary Video S9: Example of simulated tissue growth when the matrix property changes from elastic to viscoelastic. Supplementary Video S10: Example of simulated tissue growth when the matrix property changes from viscoelastic to elastic. Supplementary Video S11: Examples of simulated organoid tissue growth in elastic (upper row) and viscoelastic (lower row) in matrices of increasing stiffness. Supplementary Video S12: Examples of simulated organoid tissue growth in viscoelastic matrices where two black cells have higher motility (M) compared to the rest (M_0). Supplementary Video S13: Examples of simulated organoid tissue growth in viscoelastic matrices where an increasing number of cells (black) have 4 times higher motility compared to the rest. Supplementary Video S14: Examples of simulated organoid tissue growth in viscoelastic matrices where four black cells have an increasing probability (P) to divide compared to the rest (P_0 ).