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Karl Deisseroth, Peter Hegemann and Georg Nagel win Nobel Prize in medicine

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Karl Deisseroth, Peter Hegemann and Georg Nagel win Nobel Prize in medicine
News

News

Karl Deisseroth, Peter Hegemann and Georg Nagel win Nobel Prize in medicine

2026-10-05 17:33 Last Updated At:17:50

STOCKHOLM (AP) — Karl Deisseroth, Peter Hegemann and Georg Nagel win Nobel Prize in medicine.

FILE - A national library employee shows the gold Nobel Prize medal awarded to the late novelist Gabriel Garcia Marquez in Bogota, Colombia, April 17, 2015. (AP Photo/Fernando Vergara, File)

FILE - A national library employee shows the gold Nobel Prize medal awarded to the late novelist Gabriel Garcia Marquez in Bogota, Colombia, April 17, 2015. (AP Photo/Fernando Vergara, File)

FILE - A bust of Alfred Nobel on display following a press conference to announce the Nobel Committee for Physiology or Medicine at the Karolinska Institute in Stockholm, Sweden, on Oct. 3, 2022. (Henrik Montgomery/TT News Agency via AP, File)

FILE - A bust of Alfred Nobel on display following a press conference to announce the Nobel Committee for Physiology or Medicine at the Karolinska Institute in Stockholm, Sweden, on Oct. 3, 2022. (Henrik Montgomery/TT News Agency via AP, File)

FILE - A Nobel diploma and medal are displayed, Dec. 8, 2020, during a ceremony in New York. (Angela Weiss/Pool Photo via AP, File)

FILE - A Nobel diploma and medal are displayed, Dec. 8, 2020, during a ceremony in New York. (Angela Weiss/Pool Photo via AP, File)

STOCKHOLM (AP) — The Nobel Prize in medicine was awarded Monday to three scientists working on the mechanisms the brain uses to switch on, or off, the activity of individual nerve cells.

Karl Deisseroth, 54, Peter Hegemann, 71, and Georg Nagel, 73, have carried out research into light-gated ion channels and optogenetics. They are based at universities in Germany and the United States.

The Nobel committee lauded their work, writing on X that the method “is now being used in laboratories around the world to reveal the brain’s mysteries.”

The Nobel Assembly said Deisseroth is based at Stanford University in California, while Hegemann is at Humboldt University in Berlin and Nagel at the University of Würzburg in Germany.

Thomas Perlmann, the secretary of the medicine committee, said he was able to reach all three winners by phone Monday.

The prize was announced at the Karolinska Institute in Stockholm, kicking off Nobels week.

The prize money this year is 12 million Swedish kronor (about $1.2 million).

Last year, the prize went to three scientists researching the immune system.

Monday's medicine prize is followed by the physics prize on Tuesday, chemistry on Wednesday and literature on Thursday.

After Friday’s peace prize is awarded, the Nobel Memorial Prize in Economic Sciences will be announced on Oct. 12.

The prize money this year is 12 million Swedish kronor (about $1.2 million), whether for an individual, small group of laureates or organization.

Dazio reported from Berlin.

AP Nobel Prizes: https://apnews.com/hub/nobel-prizes

FILE - U.S. scientist Karl Deisseroth, professor of Departments of Bioengineering and Psychiatry at Stanford University, shows his trophy for "Life Sciences" field during the Japan Prize presentation ceremony Thursday, April 13, 2023, in Tokyo. (AP Photo/Eugene Hoshiko, File)

FILE - U.S. scientist Karl Deisseroth, professor of Departments of Bioengineering and Psychiatry at Stanford University, shows his trophy for "Life Sciences" field during the Japan Prize presentation ceremony Thursday, April 13, 2023, in Tokyo. (AP Photo/Eugene Hoshiko, File)

FILE - A close-up view of a Nobel Prize medal at the National Institutes of Health (NIH) in Bethesda, Md., Dec. 8, 2020. (AP Photo/Jacquelyn Martin, File)

FILE - A close-up view of a Nobel Prize medal at the National Institutes of Health (NIH) in Bethesda, Md., Dec. 8, 2020. (AP Photo/Jacquelyn Martin, File)

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