Liposomal encapsulation efficiency of a recombinant cDNA was studied by several procedures. We observed that supernatant fraction of ultracentrifuged liposomes prepared by extrusion through polycarbonate filters of 400 nm pore size yielded a very homogeneous suspension of small (50 nm diameter) unilamellar liposomes with highest DNA/lipid ratio and great ability to access to hepatocytes.
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[21]
Unda F.J., Lejarreta M., Bobadilla M., Aliko S.F., Identification of liver cells populations using the fluorescent DNA-dye propidium iodide encapsulated in liposomes, Transactions of the Royal Microscopical Society, pp. 483-486, (1990)
[21]
Unda F.J., Lejarreta M., Bobadilla M., Aliko S.F., Identification of liver cells populations using the fluorescent DNA-dye propidium iodide encapsulated in liposomes, Transactions of the Royal Microscopical Society, pp. 483-486, (1990)