Janet Mertz, University of Wisconsin-Madison By the spring of 1971, Mertz had the DNA pieces she needed. But Berg’s lab still lacked a method for making this trivalent recombinant DNA. Once introduced ...

Janet Mertz’s work with simian virus 40 DNA during her graduate years was pivotal for developing DNA recombination as we now know it. Berg was awarded one-half of the Nobel Prize in Chemistry in 1980 ...

In 1982 Food and Drug Administration approved Humulin, Eli Lily’s recombinant insulin made from Genentech’s specially modified bacteria. It was the first drug produced through recombinant DNA ...

In addition, genetically modified plants may someday be used to produce recombinant ... DNA transfer (vector sequences) and replacing selectable marker genes commonly used in the lab (antibiotic ...