Figure 2.

In vivo imaging of xenografted nude mice. (A) Coronal single-photon emission computed tomography (SPECT) images of mice bearing BxPC-3 tumors at 2, 4 and 6 h post-injection of 99mTc-Hynic-PEG-AE105. (B) Coronal SPECT images of mice bearing BxPC-3 tumors at 2, 4 and 6 h post-injection of 99mTc-Hynic-PEG-AE105mut. The arrows indicate xenografted tumors. 99mTc, technetium-99m.