Spherical indentation of free-standing acellular extracellular matrix membranes

Indented free-standing membrane deformation profiles and the resolved analytical and finite element radial stress contours on the outer membrane surface for (a-c) Poly(dimethylsiloxane) (PDMS), (d-i) Multilaminated Urinary Bladder Matrix (UBM) and (j-o) Multilaminated Small Intestinal Submucosa (SIS).