Table 2 Common CPPs in stem cell tracking application
From: Prospect of cell penetrating peptides in stem cell tracking
CPPs | Amino acid sequence | Connected nanoparticles | Cell type | Tracking technology |
|---|---|---|---|---|
TAT [66] | RRRQRRKKRG | Gd | hMSCs | MRI |
R9 [65] | LAGRRRRRRRRRK | Gd | rBMSC | MRI |
TAT [57] | – | Long persistent luminescence nanoparticles (LPLNP) | ASC | FI |
R8 [52] | RRRRRRRRC | Pdots | hMSCs | FI |
R8 [58] | – | QD | mASC | FI |
TAT [59] | YGRKKRRQRRR | NIR highly fluorescent Pdots | hMSCs | FI |
R8 [51] | RRRRRRRRC | NIR highly fluorescent Pdots | hMSCs | FI |
TAT [64] | – | TPSi NP | MSC | UI |