1 Advanced Photon Source, Argonne National Laboratory, Argonne, IL 60439, USA.
2 Department of Radiation Oncology, Northwestern University, Chicago, IL 60611, USA.
3 Department of Physics and Astronomy, Northwestern University, Evanston, IL 60208, USA.
4 Carl Zeiss X-ray Microscopy, Inc., Pleasanton, CA 94588, USA.
5 Synchrotron Research Center, Northwestern University, Argonne, IL 60439, USA.
6 Advanced Photon Source, Argonne National Laboratory, Argonne, IL 60439, USA; Department of Physics and Astronomy, Northwestern University, Evanston, IL 60208, USA; Carl Zeiss X-ray Microscopy, Inc., Pleasanton, CA 94588, USA; Chemistry of Life Processes Institute, Northwestern University, Evanston, IL 60208, USA.
7 Advanced Photon Source, Argonne National Laboratory, Argonne, IL 60439, USA; Department of Physics and Astronomy, Northwestern University, Evanston, IL 60208, USA.