Aharon Ciechanover, Nobel Prize in Chemistry 2004

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Aharon Ciechanover

Hebrew: אהרון צ'חנובר
Birthplace: חיפה, ישראל
Occupation: Professor of Biochemistry, Nobel Prize in Chemistry 2004
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About Aharon Ciechanover, Nobel Prize in Chemistry 2004

Aaron Ciechanover (אהרן צ'חנובר) (born October 1, 1947, Haifa Israel) is an Israeli biologist and Nobel laureate in Chemistry in 2004 (jointly), "for the discovery of ubiquitin-mediated protein degradation".


Ciechanover was born in Haifa, Israel, a year before the establishment of the State of Israel. His family had immigrated from Poland before the Second World War.

He earned a master's degree in science in 1971 and graduated from Hadassah Medical School in Jerusalem in 1974. He received his doctorate in biochemistry in 1982 from the Technion (the Israel Institute of Technology), in Haifa. He is currently a Technion Distinguished Research Professor in the Ruth and Bruce Rappaport Faculty of Medicine and Research Institute at the Technion.

Ciechanover is a member of the Israel Academy of Sciences and Humanities, the Pontifical Academy of Sciences, and is a foreign associate of the United States National Academy of Sciences.

In 2005, he was voted the co-31st-greatest Israeli of all time, in a poll by the Israeli news website Ynet to determine whom the general public considered the 200 Greatest Israelis. As one of Israel's first Nobel Laureates in Science, he is honored in playing a central role in the history of the State of Israel and in the History of the Technion - Israel Institute of Technology.


  • In 2000, Ciechanover received the Albert Lasker Award for Basic Medical Research.
  • In 2003, he was awarded the Israel Prize, for biology.
  • In 2004, he was awarded Nobel Prize in Chemistry for his discovery with Avram Hershko and Irwin Rose, of ubiquitin-mediated protein degradation. The ubiquitin-proteasome pathway has a critical role in maintaining the homeostasis of cells and is believed to be involved in the development and progression of diseases such as: cancer, muscular and neurological diseases, immune and inflammatory responses.
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Aharon Ciechanover, Nobel Prize in Chemistry 2004's Timeline

October 1, 1947
חיפה, ישראל