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. Author manuscript; available in PMC: 2022 Feb 10.
Published in final edited form as: J Control Release. 2020 Nov 13;330:1080–1094. doi: 10.1016/j.jconrel.2020.11.013

Table 1.

Trapping agents used for R848 loading.

Formulation Trapping agent External loading buffer
DPPC/DSPC/DSPC-PEG2K (85/10/5, mol%) Ammonium sulfate
Ammonium citrate
Aluminum sulfate
Copper sulfate
Iron (II) sulfate
PBS −/− buffer (pH 7.4)