Canada Gairdner International Award 1983: Winners

Recipients

1. Bruce N. Ames

   Biology

   For his development of a rapid and sensitive screening test that detects potential carcinogens in our environment.

2. Donald Henderson

   Biology

   For his leading role in the World Health Organization program that eradicated smallpox throughout the world.

3. Gerald D. Aurbach

   Biology

   For his pioneering work in the purification of parathyroid hormone and his continuing studies of its mechanism of action.

4. John Allen Clements

   Biology

   For his characterization of pulmonary surfactant and his contributions to our understanding of the respiratory distress syndrome in infants.

5. Richard K. Gershon

   Biology

   For his elucidation of the role of subpopulations of lymphocytes in regulating the immune response.

6. Susumu Tonegawa

   Biology

   For his discovery that antibody diversity is produced by somatic recombination and mutation of genes.