| 摘要 |
<p>A complex for transfering an anionic substance of interest into a cell is disclosed that comprises: (i) at least a first polypeptide capable of binding to an anionic substance, (ii) a anionic substance of interest, wherein said first polypeptide comprises all or part of an amino acid sequence selected from the group consisting of the subunit amino acid sequences of the C1 complement factor.</p> |
