Recombinant DNA (rDNA) refers to artificial DNA molecules that are created by combining genetic material from different sources. This technology involves the insertion of DNA fragments from one ...

One of the greatest transformations in modern medicine arguably began with a corned beef sandwich. It was the late 1960s, and new Department of Medicine Chair Lloyd Hollingsworth “Holly” Smith Jr., MD ...

In September 1970, Janet Mertz joined the biochemistry department at Stanford University. She was one of only six new graduate students in the department and the first female one admitted in nine ...

In 1971, he transferred material from one organism to another, creating the first recombinant DNA, or rDNA. He later helped lead a historic effort to write protocols for genetic research. By Don R.