Following a PhD in 1956 from the University of Manchester , he undertook postdoctoral research with Har Gobind Khorana ( himself a Nobel Prize winner ) at the British Columbia Research Council in Vancouver , Canada .
After graduation with a PhD in 1956 from the University of Manchester , he studied with Dr. Har Gobind Khorana ( himself a Nobel Prize winner ) at the British Columbia Research Council in Vancouver , Canada .