Table 5. Summary of the Various Small-Molecule-Based Cell Radiolabeling Agents Used for Direct Cell Labeling, along with Their Corresponding Radionuclides and the Cell Type Labeled.
| cell labeling agent | radionuclide | cell type labeled | ref |
|---|---|---|---|
| [51Cr]Na2CrO4 | 51Cr | RBCs | (174) |
| leukocytes | (175, 176) | ||
| [18F]fluoro-2-deoxy-d-glucose ([18F]FDG) | 18F | granulocytes | (177) |
| progenitor cells; mesenchymal stem cells | (178) | ||
| cardiac stem cells | (179) | ||
| human vascular endothelial cells (HUVECs) | (180) | ||
| mesenchymal stem cells | (181) | ||
| 3′-deoxy-3′-L-[18F]-fluorothymidine ([18F]FLT) | 18F | breast cancer cells (MDA-MB-231) | (182) |
| HUVECs | (180) | ||
| 5-[124I]iodo-2′-deoxyuridine ([124I]IdU) | 124I | OT-I T cells | (183) |
| sulfonamide derivatives | 11C | RBCs | (184) |
| 18F |