When exposed to larger grooves in the ceramic coatings, immune cells stretch out finger-like appendages, a sign that they've taken on an anti-inflammatory role. Credit: Mohammad Asadi Tokmedash, Min Lab, University of Michigan. Medical implants could fail less often when coated with a microscopically crinkled, ceramic material designed by researchers at the University of Michigan. The coating is described in a paper published in ACS Applied Materials and Interfaces . The material's very tiny cri...