Chemistry: molecular biology and microbiology – Micro-organism – tissue cell culture or enzyme using process...
Patent
1985-02-22
1987-07-21
Naff, David M.
Chemistry: molecular biology and microbiology
Micro-organism, tissue cell culture or enzyme using process...
435177, 435180, C12P 100, C12N 1104, C12N 1102, C12N 1108
Patent
active
046818430
ABSTRACT:
When immobilizing cells and/or enzymes by contact with tannin, epihalohydrin/polyamine copolymer and glutaraldehyde, immobilizing is carried out in the presence of a primary amine. The primary amine is preferably sulfuric acid mono-(2-aminoethyl)-ester, 2-aminoethanol, glycine or tris-(hydroxymethyl)-amino methane. The resulting immobilized cells and/or enzymes retain a higher proportion of their original activity.
REFERENCES:
patent: 4138292 (1979-02-01), Chibata et al.
patent: 4288552 (1981-09-01), Gestrelius
patent: 4337313 (1982-06-01), Hershberger et al.
patent: 4411991 (1983-10-01), Hirakawa et al.
Chemical Abstracts, vol. 95, 1981, p. 273.
Biological Abstracts, vol. 62, No. 3, p. 151.
Biological Abstracts, vol. 62, No. 2, p. 5922.
Crueger Wulf
Egerer Peter
Golker Christian
Bayer Aktiengesellschaft
Naff David M.
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