Literature DB >> 8756613

Stability of invertase in reverse micelles.

S Subramani1, C Shah, D Madamwar.   

Abstract

The stability of invertase was studied under various conditions, including at 75 degrees C, in presence of stabilizers (sorbitol and glycerol) at 75 degrees C, and in the presence of denaturants (urea and trichloroacetic acid) at 37 degrees C in reverse micelles. Stability of the invertase in reverse micelles was found to be improved over that of the enzyme in bulk aqueous solution. Sorbitol could enhance enzyme stability as it does in the bulk aqueous system. The stabilizing effect of glycerol was reduced in reverse micelles. The denaturation pattern of urea remains unaltered. However, the denaturation effect of trichloroacetic acid has been reduced in reverse micelles.

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Year:  1996        PMID: 8756613     DOI: 10.1007/bf02788057

Source DB:  PubMed          Journal:  Appl Biochem Biotechnol        ISSN: 0273-2289            Impact factor:   2.926


  6 in total

1.  Stability of bilirubin oxidase in organic solvent media: a comparative study on two low-water systems.

Authors:  E Skrika-Alexopoulos; J Muir; R B Freedman
Journal:  Biotechnol Bioeng       Date:  1993-04-15       Impact factor: 4.530

2.  Protein refolding in reversed micelles.

Authors:  A J Hagen; T A Hatton; D I Wang
Journal:  Biotechnol Bioeng       Date:  1990-04-25       Impact factor: 4.530

3.  Stabilization of enzymes against thermal inactivation.

Authors:  A M Klibanov
Journal:  Adv Appl Microbiol       Date:  1983       Impact factor: 5.086

4.  Polarographic measurement of oxygen uptake using lipoxygenase in reverse micelles.

Authors:  A Hochkoeppler; S Palmieri
Journal:  Biotechnol Bioeng       Date:  1990-10-05       Impact factor: 4.530

5.  Possible kinetic mechanism of human placental alkaline phosphatase in vivo as implemented in reverse micelles.

Authors:  G G Chang; S L Shiao
Journal:  Eur J Biochem       Date:  1994-03-15

6.  Rules for the regulation of enzyme activity in reserved micelles as illustrated by the conversion of apolar steroids by 20 beta-hydroxysteroid dehydrogenase.

Authors:  R Hilhorst; R Spruijt; C Laane; C Veeger
Journal:  Eur J Biochem       Date:  1984-11-02
  6 in total

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