Check out our in-depth @PNASNews study on the modulation of axonal micromorphologies by structures in their local environment. 

Features of beautiful, 3D high resolution synchrotron XNH data from @esrfsynchrotron can be found on this website: https://www.pnas.org/content/early/2020/12/18/2012533117 

You can read more about the study, including data links, by clicking HERE.