1 Department of Pathology and Cell Biology, Columbia University Irving Medical Center, New York, New York, USA. Electronic address: ds3356@cumc.columbia.edu.
2 Department of Environmental Health Sciences, Columbia University Mailman School of Public Health, New York, New York, USA.
3 Electron Microscope Core Facility, Mayo Clinic, Rochester, Minnesota, USA.
4 Department of Medicine, Division of Nephrology, Jefferson Health of New Jersey, Sewell, New Jersey, USA.
5 Department of Laboratory Medicine and Pathology, Mayo Clinic, Rochester, Minnesota, USA.
6 Department of Pathology and Cell Biology, Columbia University Irving Medical Center, New York, New York, USA.