Sample preparation (BN), data acquisition (AP, BN), data analysis (AP, SW, RB, PT), writing the manuscript (AP, SW, RB, PT).
The study was supported by the Swedish Research Council (grant K2012-52X-09495-25-3), an LUA grant (ALFGBG-138721), BIOMATCELL VINN Excellence Center of Biomaterials and Cell Therapy (VINNOVA and Region Västra Götaland), the IngaBritt and Arne Lundberg Foundation, the Hjalmar Svensson Foundation, and the Dr Felix Neubergh Foundation, which are all gratefully acknowledged.
One of the authors (R.B.) is a shareholder in Integrum AB, a company developing osseointegrated implant system. The company had no influence on the content of the manuscript.