Research Article

Synthesis and Evaluation of Amino Acid-Based Radiotracer 99mTc-N4-AMT for Breast Cancer Imaging

Figure 4

Planar scintigraphic imaging studies of 99mTc-N4-AMT. Scintigraphic images of Fisher 344 tumor bearing rats were acquired, and computer outlined regions of interest (counts per pixel) in the tumors (T) and the symmetrical muscle tissues (M) were used to determine T/M count density ratios.
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