My first attempts to transmit typhus to laboratory animals, including the smaller species of monkeys, had failed, as had those of my predecessors, for reasons which I can easily supply today. ↗
My goal was to develop into an independent research scientist studying clinical problems at the laboratory bench, but I felt that postgraduate residency training in internal medicine was necessary. ↗
I set up a laboratory in the Department of Physiology in the Medical School in South Africa and begin to try to find a bacteriophage system which we might use to solve the genetic code. ↗
The Director of the Laboratory, George Reynolds, was most supportive of my efforts to work independently. There followed for ten years a glorious time for research. ↗