Literature DB >> 880251

Enhanced plasma persistence of therapeutic enzymes by coupling to soluble dextran.

R F Sherwood, J K Baird, T Atkinson, C N Wiblin, D A Rutter, D C Ellwood.   

Abstract

Conjugation of carboxypeptidase G and arginase, two enzymes of therapeutic interest, to a soluble dextran significantly enhanced plasma persistence in normal and tumour-bearing mice. A prolonged decrease in arginine concentrations in plasma of tumour-bearing mice was demonstrated by using the dextran-linked arginase. Gel filtration of dextran-enzyme conjugate showed that enzyme activity co-chromatographed as a single peak with carbohydrate, and enzyme was shown to be covalently linked to the dextran.

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Year:  1977        PMID: 880251      PMCID: PMC1164813          DOI: 10.1042/bj1640461

Source DB:  PubMed          Journal:  Biochem J        ISSN: 0264-6021            Impact factor:   3.857


  12 in total

1.  Biologic and physical properties of succinylated and glycosylated Acinetobacter glutaminase-asparaginase.

Authors:  J S Holcenberg; G Schmer; D C Teller
Journal:  J Biol Chem       Date:  1975-06-10       Impact factor: 5.157

2.  Heparin coupled to albumin, dextran and ficoll: influence on blood coagulation and platelets, and in vivo duration.

Authors:  A N Teien; R Odegård; T B Christensen
Journal:  Thromb Res       Date:  1975-08       Impact factor: 3.944

3.  Glycosylation of Proteins: a new method of enzyme stabilization.

Authors:  G Vegarud; T B Christnsen
Journal:  Biotechnol Bioeng       Date:  1975-09       Impact factor: 4.530

4.  Tumour regression with liposome-entrapped asparaginase: some immunological advantages.

Authors:  E D Neerunjun; G Gregoriadis
Journal:  Biochem Soc Trans       Date:  1976       Impact factor: 5.407

5.  Protein measurement with the Folin phenol reagent.

Authors:  O H LOWRY; N J ROSEBROUGH; A L FARR; R J RANDALL
Journal:  J Biol Chem       Date:  1951-11       Impact factor: 5.157

6.  The use of dextran in the treatment of blood loss and shock.

Authors:  J S WILSON; E H ESTES; J T DOYLE; W L BLOOM; J V WARREN
Journal:  Am J Med Sci       Date:  1952-04       Impact factor: 2.378

7.  Therapeutic properties of a new glutaminase-asparaginase preparation and the influence of the lactate dehydrogenase-elevating virus.

Authors:  V Riley; D Spackman; M A Fitzmaurice; J Roberts; J S Holcenberg; W C Dolowy
Journal:  Cancer Res       Date:  1974-02       Impact factor: 12.701

8.  Purification and properties of carboxypeptidase G 1 .

Authors:  J L McCullough; B A Chabner; J R Bertino
Journal:  J Biol Chem       Date:  1971-12-10       Impact factor: 5.157

9.  Asparaginase clearance: influence of the LDH-elevating virus.

Authors:  V Riley; H A Campbell; C C Stock
Journal:  Proc Soc Exp Biol Med       Date:  1970-01

10.  Production of L-asparagine by tumor cells and the effect of asparagine analogs.

Authors:  T C Chou; R E Handschumacher
Journal:  Biochem Pharmacol       Date:  1972-01       Impact factor: 5.858

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  2 in total

1.  Neisseria meningitidis infection in mice: influence of iron, variations in virulence among strains, and pathology.

Authors:  B E Holbein; K W Jericho; G C Likes
Journal:  Infect Immun       Date:  1979-05       Impact factor: 3.441

Review 2.  Polymer conjugates. Pharmacokinetic considerations for design and development.

Authors:  R Duncan; F Spreafico
Journal:  Clin Pharmacokinet       Date:  1994-10       Impact factor: 6.447

  2 in total

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