Pub. Date : 1998 Jul 1
PMID : 9657873
4 Functional Relationships(s)Download |
Sentence | Compound Name | Protein Name | Organism |
1 | In vitro measurement of beta-lactamase-catalyzed ampicillin hydrolysis by recombinant Escherichia coli extracts using quantitative high-performance liquid chromatography. | Ampicillin | beta-lactamase | Escherichia coli |
2 | We report a rapid and simple protocol for measuring the beta-lactamase activity from recombinant Escherichia coli cells transformed with any of the common plasmid vectors that provide ampicillin resistance through constitutive expression and periplasmic localization of the beta-lactamase TEM-1. | Ampicillin | beta-lactamase | Escherichia coli |
3 | We report a rapid and simple protocol for measuring the beta-lactamase activity from recombinant Escherichia coli cells transformed with any of the common plasmid vectors that provide ampicillin resistance through constitutive expression and periplasmic localization of the beta-lactamase TEM-1. | Ampicillin | beta-lactamase | Escherichia coli |
4 | The hydrolytic enzyme was extracted from the E. coli periplasm and the beta-lactamase activity determined by measuring conversion of ampicillin to aminobenzyl-penicilloic acid using quantitative high-performance liquid chromatography. | Ampicillin | beta-lactamase | Escherichia coli |