Abstract
A biosensor has been developed for the purpose of directly analysing aspartate in pharmaceutical formulations and aspartame in sweeteners. This biosensor consists of an ammonia-sensitive gas-diffusion electrode and the enzyme L-aspartase immobilized by means of polyazetidine on a dialysis membrane.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Aspartame / analysis
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Aspartate Ammonia-Lyase / chemistry*
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Aspartic Acid / analysis*
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Biosensing Techniques*
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Dialysis
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Enzymes, Immobilized / chemistry*
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Hydrogen-Ion Concentration
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Membranes, Artificial
Substances
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Enzymes, Immobilized
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Membranes, Artificial
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Aspartic Acid
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Aspartate Ammonia-Lyase
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Aspartame