Advanced Functional Materials, Volume 23, Issue 24

Matrix Metalloproteinase Responsive, Proximity-Activated Polymeric Nanoparticles for siRNA Delivery (pages 3040–3052)
Hongmei Li, Shann S. Yu, Martina Miteva, Christopher E. Nelson, Thomas Werfel, Todd D. Giorgio and Craig L. Duvall

Spray Layer-by-Layer Electrospun Composite Proton Exchange Membranes (pages 3087–3095)
David S. Liu, J. Nathan Ashcraft, Matthew M. Mannarino, Meredith N. Silberstein, Avni A. Argun, Gregory C. Rutledge, Mary C. Boyce and Paula T. Hammond