Cloned viral protein vaccine for foot-and-mouth disease: responses in cattle and swine

A DNA sequence coding for the immunogenic capsid protein VP$_{3}$ of foot-and-mouth disease virus A$_{12}$, prepared from the virion RNA, was ligated to a plasmid designed to express a chimeric protein from the Escherichia coli tryptophan promoter-operator system. When Escherichia coli transformed w...

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