Controlled release of bioactive materials using alginate gel bea

Details Controlled release of bioactive materials using alginate gel bea Controlled release of bioactive materials using alginate gel bea

1980-12-03

1983-08-23

Hollrah, Glennon H.

Drug, bio-affecting and body treating compositions

Antigen, epitope, or other immunospecific immunoeffector

Recombinant or stably-transformed bacterium encoding one or...

71 88, 71 93, 71100, 71116, 71117, 71118, 424361, A01N 3734

Patent

active

044003919

ABSTRACT:
Alginate gel beads containing bioactive materials dispersed therein are the product and the process of this invention. These beads can be made to either float or sink in aqueous environments, and are capable of providing the controlled release of their bioactive materials when applied to terrestrial or aqueous environments.

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Miller et al., "High Bloom Strength Algin Gel," (1966), CA 65, p. 12786d, (1966).
Fuji, "Multiwall Capsules," (1971), CA 75, No. 77838k, (1971).

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