| Literature DB >> 6762207 |
Abstract
A highly sensitive radiochemical assay used to measure the synthesis and regulation of the product of the argH gene, argininosuccinase, in an Escherichia coli system in vitro is described. With L-[guanidino-14C]argininosuccinic acid as a substrate, and in the presence of excess arginase and urease, 14CO2 is collected in a simply designed micro-vessel. With this method less than 1 nmol of product can be measured in the presence of various concentrations of L-arginine.Entities:
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Year: 1982 PMID: 6762207 PMCID: PMC1153893 DOI: 10.1042/bj2070529
Source DB: PubMed Journal: Biochem J ISSN: 0264-6021 Impact factor: 3.857