sentences:  Increases in [11C](R)-PK11195 binding have been reported in patients with stroke, traumatic brain injury and in patients with chronic neurodegenerative conditions including Huntington's disease and Parkinson's disease.The first high-resolution 3D solution structure of mammalian (mouse) translocator protein (TSPO) in a complex with its diagnostic PK11195 ligand was determined by means of NMR spectroscopy techniques by scientists from the Max-Planck Institute for Biophysical Chemistry in Goettingen in Germany in March 2014 and has a PDB id