1. Univ. Grenoble Alpes, Inserm, U1216, Grenoble Institut Neurosciences , 38000 Grenoble , France
2. Biomedical beamline ID17, European Synchrotron Radiation Facility, ESRF , 38000 Grenoble , France
3. Univ. Grenoble Alpes, Inserm, UA7, STROBE , 38000 Grenoble , France
4. Univ Lyon, Université Claude Bernard Lyon 1, Inserm , Stem Cell and Brain Research Institute U1208, 69500 Bron , France