Albert Claude is born as the last of five children to his parents Florentin Joseph and Marie-Glaudice Watriquant Claude in Longlier, Belgium.

Albert Claude spends time at the Institut für Krebsforschung and the Kaiser-Wilhelm-Institut (now Freie Universiät Berlin).

After serving in World War I, Albert Claude gets a Interallied Medal along with the veteran status. This allows people without diploma to study or achieve further education, so Claude can start his study at the University of Liége in 1922. He gains his degree of Doctor of Medicine in 1928.

After becoming Emeritus at University in Brussels in 1971, Albert Claude is appointed as a Professor at the Catholic University of Louvain and at the Rockefeller University, with which he is still connected.

Albert Claude attends the Longlier Primary School. After his mother died of breast cancer in 1906, the family moves to Athus, where he enters a German-speaking school in 1907 but returns after one or two years. Claude moves back to help his uncle, who had suffered a cerebral hemorrhage. He drops out of school to take care of his uncle and the household day and night. The frequent contact with the doctor of his uncle and the death of his mother are influencing him to study medicine.

Albert Claude discovers the process of cell fractionation in 1930, which includes breaking the cell membrane and analysing the particular fractions and their functions.

Still researching at the Catholic University of Louvain, Albert Claude dies in Brussels on 22. May 1983.

Albert Claude discovers various parts of the cell structure, including mitochondria, ribosomes, endoplasmic reticula, lysosome, and the Golgi apparatus by using an electron microscope. He publishes the first detailed work about cell structure.

In 1974 Albert Claude is awarded the Nobel Prize in Physiology or Medicine for his discoveries concerning the structural and functional organization of the cell.

Albert Claude gains a job at the Rockefeller Institute in New York, United States in summer of 1929.

Albert Claude becomes Director of the Jules Bordet Institute for Cancer Research and Treatment and is appointed to Professor for Medicine at the University of Brussels in 1949.

Albert Claude and Julia Gilder get married in 1935, but get divorced few years later. They have one daughter, Philippa, who becomes a neuroscientist.

Albert Claude is the first who identifies the Rous sarcoma virus, the agent of cancer, as RNA. In addition he uses an electron microscope in a biological context for the first time.

1