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2026 Nobel Prize in medicine awarded to Deisseroth, Hegemann and Nagel for optogenetics

The 2026 Nobel Prize in Physiology or Medicine goes to Karl Deisseroth, Peter Hegemann and Georg Nagel for discoveries on light-gated ion channels and optogenetics, a method for switching nerve cells on or off with light.

19 outlets · 6L · 10C · 3R First reported Account updated
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The story, neutrally told

Centre · 3The 2026 Nobel Prize in Physiology or Medicine was awarded on Monday 5 October to Karl Deisseroth, Peter Hegemann and Georg Nagel "for their discoveries concerning light-gated ion channels and optogenetics". Centre · 1The Nobel Assembly at the Karolinska Institute in Stockholm announced the prize, which opens Nobel week and is followed by physics, chemistry, literature and peace, with economics on 12 October. Mixed · 2Deisseroth, 54, is an American at Stanford University and the Howard Hughes Medical Institute; Hegemann, 71, is at Humboldt University in Berlin and Nagel, 73, at the University of Würzburg, both in Germany.

Mixed · 2The Nobel Assembly said optogenetics "makes it possible to switch on, or off, the activity of individual nerve cells in a living brain" and is used in laboratories worldwide "to reveal the brain’s mysteries". Centre · 2Hegemann and Nagel discovered channelrhodopsin, a light-sensitive algal protein that made any cell they introduced it into sensitive to light; Deisseroth then introduced its gene into rat nerve cells and triggered nerve signals with blue light, later showing the switch could control nerve cells in living mice. Centre · 1STAT adds that the method shows how nerve cells shape memories, feelings and behaviour and is being studied as a disease treatment.

Mixed · 2The prize is 12 million Swedish kronor (about $1.2 million), shared among the laureates. Centre · 1Per Svenningsson, chair of the Nobel Committee, said optogenetics offers "opportunities for mapping the brain in a way that we could once only dream of"; committee secretary Thomas Perlmann said all three laureates were reached and were pleased to share the prize. Mixed · 2This is the 117th medicine prize and there have been 235 laureates, of whom 14 are women; last year's prize went to Mary Brunkow, Fred Ramsdell and Shimon Sakaguchi for work on peripheral immune tolerance.

Centre · 1Laureates will receive their awards at ceremonies in Stockholm on 10 December.

Every sentence links to the reporting it rests on. The pill in front of each says where its sources sit: Left, Centre or Right when one side supplies at least half of them, Mixed when they are evenly split. The number is how many outlets it cites.

Left6 outlets

Framing
The Guardian ran a short news item framing the prize as research on the brain's mysteries, noting the 117th award and that only 14 of 235 laureates are women.
Emphasis
Brain research and the gender record of the prize.
Leaves out or plays down
No explanation of how optogenetics works or of each laureate's contribution.
Charged language
“mysteries of brain”
For example
“Out of the 235 laureates – including the latest winners – only 14 have been women.” — The Guardian
“has been awarded to three scientists for their work on investigating the mysteries of the brain” — The Guardian

Centre10 outlets

Framing
Mostly straightforward announcements naming the trio, their affiliations and the prize; STAT and Hindustan Times add the science and background.
Emphasis
The method's use in neuroscience, who discovered what, and prize history.
Leaves out or plays down
Short breaking items (DW, Gulf News) give little detail on the science.
Charged language
“groundbreaking”
For example
“Optogenetics provides opportunities for mapping the brain in a way that we could once only dream of” — STAT
“Their discoveries have transformed neuroscience and opened new avenues for studying how the brain and nervous system function.” — Hindustan Times
“This is a developing story, more details to come...” — Deutsche Welle

Right3 outlets

Framing
The Straits Times ran Reuters copy, leading with nationalities ("American Deisseroth and Germans Hegemann and Nagel") and adding Nobel history.
Emphasis
Ages, nationalities and the tradition and history of the prizes.
Leaves out or plays down
Does not describe the laureates' individual discoveries.
For example
“Karl Deisseroth, a 54-year-old American, Hegemann, a 71-year-old German, and Georg Nagel, a 73-year-old German” — The Straits Times