Fig. 12From: The human olfactory system in two proteinopathies: Alzheimer’s and Parkinson’s diseasesImmuno-fluorescent sections of the human olfactory bulb from an Alzheimer’s disease case illustrating the labelling against markers of tau protein (a), amyloid-β (b) and somatostatin (c) as well as the merged image (d). Calibration bar: 500 μm for a–d, 60 μm for e-h. For abbreviations, see listBack to article page