Who discovered krebs cycle

British biochemist and co-discoverer of the Krebs cycle

William Arthur Johnson was a British biochemist. He was best known as the co-discoverer of the Krebs cycle along with his supervisor Hans Krebs.^[1]

Early life and education

Johnson was born in Stockton-on-Tees, England in 1913. He studied chemistry at the University of Sheffield, receiving a first-class honours degree. Following a period of teacher training, Johnson was accepted as a postgraduate student of Krebs in the Department of Pharmacology at Sheffield in 1935.^[2]

Work on the Krebs cycle

Krebs taught Johnson the relevant manometry techniques at Sheffield, which Krebs himself had learnt in Otto Heinrich Warburg's laboratory at the Kaiser Wilhelm Institute for Biology in Berlin.^[1][2]

The research in the laboratory at Sheffield involved long hours of repetitive work where manometry was used to determine the oxygen consump