Abstract
Cells of Escherichia coli containing a chemically synthesized human alpha 1 interferon (IFN-alpha 1) gene, under control of the lac promoter, make a product with biological properties indistinguishable from those of the natural IFN-alpha 1 [antiviral activity, acid stability, species crossreactivity, inactivation by antisera directed against leukocyte or Namalwa cell interferon, and stimulation of (2'-5')oligoadenylate synthetase activity]. Similar levels of IFN synthesis were obtained when the expression unit (lac promoter plus synthetic IFN-alpha 1 gene) was transplanted into the obligate methylotroph Methylophilus methylotrophus.
MeSH Terms
2',5'-Oligoadenylate Synthetase/metabolism
Biological Assay
DNA, Recombinant
Enzyme Activation/drug effects
Escherichia coli/genetics
Gene Expression Regulation
Genes, Synthetic
Humans
Hydrogen-Ion Concentration
Interferons/genetics,pharmacology
Methylococcaceae/genetics
Plasmids
Chemicals
DNA, Recombinant
Interferons
2',5'-Oligoadenylate Synthetase
Authors & Affiliations
11 authors, click to expand affiliations / ORCID
De Maeyer E
Skup D
Prasad K S
De Maeyer-Guignard J
Williams B
Meacock P
Sharpe G
Pioli D
Hennam J
Schuch W
Atherton K
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