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This paper reports an investigation into organocatalytic hydrogels as prebiotically relevant systems. Gels are interesting… Expand Aminoacyl-tRNAs are generally formed by direct attachment of an amino acid to tRNAs by aminoacyl-tRNA synthetases, but glutaminyl… Expand Extractable glutamine synthetase activity of the cyanobacterium Anabaena cylindrica was reduced by approximately 50% when N2… Expand Abstractl-Glutamine enhances insulin release evoked byl-leucine in isolated rat pancreatic islets. The enhancing action ofl… Expand SummaryTo determine the fraction of butoxyacetic acid (BAA) which is excreted as the amino acid conjugate N-butoxyacetylglutamine… Expand The gut plays a key role in interorgan glutamine metabolism in normal and catabolic states. During critical illness, the gut… Expand Critical illness initiates some of the most profound alterations in interorgan glutamine metabolism observed in the laboratory as… Expand Publisher Summary This chapter describes the Edman degradation that applied without problem to most of the common amino acids… Expand