Abstract:
:We introduce an injectable system for the formation of a biodegradable DNA-containing implant that releases DNA over a 2-month period to provide a robust and prolonged gene expression at the site. Sustained delivery of the appropriate plasmid DNA resulted in sustained expression of luciferase, the persistent appearance of secreted alkaline phosphatase in the serum and small blood vessel formation in the vicinity of the implant from the delivery of the development endothelial locus-1 gene. Local expression of development endothelial locus-1 protein promotes the development of blood vessels to meet the metabolic demands of new tissue and is a paradigm for the delivery of other growth factors that act locally to aid tissue regeneration. This delivery system involves simple preparation procedures and can be injected directly into the site, hence should be a useful approach to plasmid-based gene transfer for vaccination and tissue engineering.
journal_name
Gene Therjournal_title
Gene therapyauthors
Eliaz RE,Szoka FC Jrdoi
10.1038/sj.gt.3301786keywords:
subject
Has Abstractpub_date
2002-09-01 00:00:00pages
1230-7issue
18eissn
0969-7128issn
1476-5462journal_volume
9pub_type
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