David Nunes Nabarro

David Nunes Nabarro (27 February 1874 – 3 October 1958) was a British physician who was the first bacteriologist at the Great Ormond Street Hospital for Children in London, and the hospital's first director of pathology. In 1903, he with David Bruce, Aldo Castellani and Cuthbert Christy established that sleeping sickness was caused by the blood parasite, Trypanosoma, and that it was transmitted by tsetse fly.

Biography Nabarro was born in London to business parents. He was homeschooled till the age of 10. He entered Dame Alice Owen's School in Hertfordshire for secondary education and completed matriculation in 1890. from where he obtained a B.Sc. with honours in chemistry in 1893, at age 19. and Membership of the Royal Colleges of Physicians. He immediately worked as the first pathologist at the Evelina London Children's Hospital. While working at UCL, he published papers on the nature of abnormal hearts. He investigated cases of infections with hog cholera, dysentery in children, In 1939, with his assistant Derrick Edward at the Great Ormond Street Hospital for Children, he reported a case of accidental injection malaria in a child.

Nabarro investigated cases of tuberculosis that were spread through contaminated butter in 1905. and culminated in publication of a classic monograph titled Congenital Syphilis in 1954.

Sleeping Sickness Commission

The Royal Society constituted the second Sleeping Sickness Commission in the early 1903. Nabarro was appointed "Head of the Commission" on 5 January. But Nabarro, on concern that he was not senior to the other members in age and service, asked the Royal Society to make someone else as the head. Bruce and Nabarro joined Castellani and Christy on 16 March.

Awards and honours Nabarro was elected member of The Physiological Society in 1897, and Fellow of the University College Hospital in 1900. He became Fellow of the Royal College of Physicians in 1917.