The reasons why the biosynthesis and metabolism of arginine have been a focus of interest
over the last 30 years reside for a large part in their higher degree of complexity than other …

PTS SYSTEM OF BACTERIA 233 solutes are transported through membranes. The
corresponding transport systems, localized primarily in the cytoplasmic membrane …

Since the publication of the Approved Lists of Bacterial Names, the type species of the
genus Salmonella has been S. choleraesuis. At the time of publication of the Approved Lists …

We present a collection of 182 isogenic strains containing genetically linked antibiotic
resistance elements located at approximately 1-min intervals around the Escherichia coli …

Salmonella typhimurium SR-11 mutants with cya:: Tn10 or crp:: Tn10 mutations were found
to be avirulent and immunogenic for BALB/c mice. Fusaric acid-resistant derivatives with …

O antigen is the major cell surface antigen of gram-negative bacteria, and the genes
responsible for its synthesis are located in a single gene cluster. The wzx (rbfX) gene, which …

We developed a bacterial genetic system based on translation of the his operon leader
peptide gene to determine the relative speed at which the ribosome reads single or multiple …

The universal genetic code includes three codons which signal polypeptide chain
termination. These termination or nonsense codons are UAG (amber), UAA (ochre), and …

When grown aerobically, Salmonella typhimurium exhibits a low level of entry into tissue
culture cells. We have isolated an S. typhimurium Tn10 mutant which, when grown under …

Ethanolamine can serve as the sole source of carbon and nitrogen for Salmonella
typhimurium if vitamin B12 is present to serve as a cofactor. The pathway for ethanolamine …