TABLE 4

Predicted and Clinical BPND (−) for 9 Amyloid PET Radioligands

Clinical BPND
RadioligandPredicted BPND (Bavail = 50 nM)ADROIRef.
11C-PIB5.441.51Posterior cingulate*2
11C-BF-2272.160.50Temporal occipital*4
11C-AZD21842.631.39Posterior cingulate*7
11C-SB-130.81
18F-FACT1.940.28Temporal occipital*4
18F-florbetapir1.700.60Putamen9
18F-florbetaben1.090.75Global cortex*45
18F-flutemetamol2.490.93Posterior cingulate*46
18F-FDDNP0.880.07Global cortex§33
18F-AZD46943.261.26Posterior cingulate*36
  • * Estimated BPND (DVR-1) from target VT and cerebellar VT in 2-tissue-compartment model.

  • Estimated BPND (DVR-1) from graphical plot (Zhou’s method).

  • Frontal, lateral temporal, parietal, and posterior cingulate cortices.

  • § Estimated BPND (simplified reference tissue model).

  • Orbital frontal, medial inferior frontal, anterior cingulate, superior temporal, parietal, medial inferior temporal, superior frontal, and entorhinal cortices and hippocampus.

  • Ref. = reference.