Table 1. Hydrodynamic diameter, polydispersity index and thulium-phosphorus ratio of the liposomes at different concentrations of the encapsulated TmDOTA-(gly)4 −.
[Stock solution of Tm DOTA-(gly)4 −] (mM) | Diameter (nm) | Polydispersity index | Tm∶P |
50 | 101 | 0.037 | 0.09 |
60 | 104 | 0.053 | 0.10 |
75 | 98 | 0.083 | 0.11 |
150 | 103 | 0.118 | 0.33 |