This year, as we mark the 50th anniversary of the Coulter Principle, a novel method of counting microscopic particles, there is good reason to celebrate the scientific contributions of two intrepid researchers: Wallace and Joseph Coulter.
The Coulter Principle also enables rapid identification of disorders.
During the early post-World War II years, the Coulter brothers spent their spare time experimenting with electronics and clinical testing in that basement.
In October 1953, Wallace received a patent for the Coulter Principle.
The Coulter Principle--and Coulter Counter--were landmarks in the field of hematology," says John A.