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. Author manuscript; available in PMC: 2011 May 31.
Published in final edited form as: J Nucl Med. 2008 Jun 13;49(7):1097–1106. doi: 10.2967/jnumed.107.048330

TABLE 4.

Measured BPND of 11C-Raclopride in Normal Human Striatum Using ROI Defined from Coregistered MRI (Manual) and Automatically at RCzmin = 50% Threshold (Auto)

ROI method Tissue BPND*
Caudate Putamen
Manual 2.21 ± 0.32 3.02 ± 0.35

Auto 2.21 ± 0.37 2.95 ± 0.45
*

Mean ± SD over 50-subject group.

No significant difference (t test, P < 0.01).