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 ).

补充视频S1：弹性（elastic）与粘弹性（viscoelastic）基质中细胞球（spheroids）的生长示例，左栏为弹性基质组，右栏为粘弹性基质组。
补充视频S2：弹性与粘弹性基质中模拟组织生长的示例，左栏为弹性基质组，右栏为粘弹性基质组。
补充视频S3：细胞运动性（cell motility）受抑制时，弹性与粘弹性基质中模拟组织生长的示例，左栏为弹性基质组，右栏为粘弹性基质组。
补充视频S4：细胞增殖（cell proliferation）受抑制时，弹性与粘弹性基质中模拟组织生长的示例，左栏为弹性基质组，右栏为粘弹性基质组。
补充视频S5：刚度（stiffness）递增的基质中模拟组织生长的示例，上行栏为弹性基质组，下行栏为粘弹性基质组。
补充视频S6：细胞迁移（cell migration）受抑制时，刚度递增的基质中模拟组织生长的示例，上行栏为弹性基质组，下行栏为粘弹性基质组。
补充视频S7：细胞增殖受抑制时，刚度递增的基质中模拟组织生长的示例，上行栏为弹性基质组，下行栏为粘弹性基质组。
补充视频S8：向组织中持续添加细胞时，弹性与粘弹性基质中模拟组织生长的示例，左栏为弹性基质组，右栏为粘弹性基质组。
补充视频S9：基质特性从弹性转变为粘弹性时的模拟组织生长示例。
补充视频S10：基质特性从粘弹性转变为弹性时的模拟组织生长示例。
补充视频S11：刚度递增的基质中模拟类器官（organoid）组织生长的示例，上行栏为弹性基质组，下行栏为粘弹性基质组。
补充视频S12：粘弹性基质中模拟类器官组织生长的示例，其中2个黑色细胞的运动性（M）高于其余细胞（运动性为M₀）。
补充视频S13：粘弹性基质中模拟类器官组织生长的示例，其中黑色细胞的运动性为其余细胞的4倍，且黑色细胞的数量随视频推进逐渐增多。
补充视频S14：粘弹性基质中模拟类器官组织生长的示例，其中4个黑色细胞的分裂概率（P）高于其余细胞（分裂概率为P₀），且该概率随视频推进逐渐升高。