Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Particulate form
Patent
1997-03-27
2000-04-11
Azpuru, Carlos A.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Particulate form
424426, 424502, 264 41, 264 43, 264 433, 264 47, 42840221, A61K 950, A61F 202, B01J 1302, B32B 516
Patent
active
060485515
ABSTRACT:
A controlled release delivery system includes a functional gene vector in a biodegradable polymeric microsphere encapsulating the vector. The present invention further provides a method of making a controlled release delivery system by encapsulating the functional gene vector in a biologically degradable polymeric microsphere.
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Sadlack et
Amidon Gordon L.
Beer Steven J.
Crison John R.
Davidson Beverly L.
Hilfinger John M.
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