Nobel Prize 1993: Winners

Recipients

1. Chemistry

   Kary B. Mullis

   Chemistry

   for contributions to the developments of methods within DNA-based chemistry; for his invention of the polymerase chain reaction (PCR) method

2. Chemistry

   Michael Smith

   Chemistry

   for contributions to the developments of methods within DNA-based chemistry; for his fundamental contributions to the establishment of oligonucleotide-based, site-directed mutagenesis and its development for protein studies

3. Medicine

   Richard J. Roberts, Phillip A. Sharp

   Biology

   for their discoveries of split genes

4. Physics

   Russell A. Hulse, Joseph H. Taylor Jr.

   Physics

   for the discovery of a new type of pulsar, a discovery that has opened up new possibilities for the study of gravitation