Nicholas_Leigh _Foto_Alexis_Bento_Luis

Photo Alexis Bento Luis

About Nicholas’ research

Why can’t humans regrow their legs after they are lost? While this question may seem crazy, many species with legs can regrow them! We study salamanders, which have legs that are made up of similar parts (bone, muscle, skin) but remarkably they can regenerate an entire leg after injury. We know that after injury in salamanders, the immune system, which is important for protecting us from infections, is required for regeneration.  
 
We are working to understand the immune system of salamanders and how it differs from the human immune system. In recent years, this work has become more possible as there has been huge gains in the technologies that allow us to study the salamander immune system in the same detail as the human immune system. Our long-term goal is to try to understand what is required from immune system in salamanders so that we can design so called immunotherapies (treatments that modify how the immune system behaves) to promote regeneration after injury in humans. 

Downloadable images

Nicholas_Leigh _Foto_Alexis_Bento_Luis

Photo: Alexis Bento Luis

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Brief facts about Nicholas

Interests: I enjoy playing sports, and even though most of my active career is behind me, I still try to find time to enjoy playing a football or basketball match now and then. I also love hiking, but the best thing I know is searching for antlers that, for example, wild deer have naturally shed. This is because antlers grow through regeneration, just like salamander limbs, but antlers are the most extreme form of regeneration in mammals!
Other: I am constantly searching for the world’s best tomato!

We have the difficult task of increasing access to the academic path while protecting academia from external actors with potentially harmful intentions. I want to strengthen the bond between the academic world and society at large, and work to eliminate the so-called “Ivory tower” feeling and the perception of elitism within the academic world.

Academy Activity

academic freedom in times of crisis gruppbild
Forskningspolitik
Internationellt
Alison Gerber
Cecilia Engdahl
David Marlevi
Janina Seubert
Juan C. Rocha
Laura Bacete Cano
Maria Mancilla Garcia
2025

Unga akademier från fyra kontinenter samlade i Stockholm

Den 3–4 december 2025 samlade vi unga akademier från Latinamerika, Nordamerika, Afrika och Europa i Stockholm för symposiet Academic Freedom in Times of Crisis. Under två intensiva dagar kopplades akademisk frihet till demokratins motståndskraft. Deltagare i symposiet utanför Kungl. Vetens…
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Akademimöte
Adel Daoud
Alison Gerber
Andreas Nord
Aryo Makko
Björn Lundberg
Cecilia Engdahl
David Marlevi
Elham B. Rostami
Gabriele Messori
Jan Kronqvist
Janina Seubert
Jennifer Mack
Jessica Jewell
Johan Larsbrink
Laura Bacete Cano
Marcel Tarbier
Måns Magnusson
Olle Risberg
Peter Søgaard Jørgensen
Ragnhild Lunnan
Ruth Pöttgen
Sara Tanderup Linkis
Sigrid Schottenius Cullhed
2025

Forskning och säkerhetspolitik samlade akademin på KTH och Försvarshögskolan

Den 26–27 november samlades Sveriges unga akademi för ett tvådagarsmöte i Stockholm, på Försvarshögskolan och KTH. Det gemensamma temat var relationen mellan forskning och säkerhet i en orolig tid.
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Internationellt
Alison Gerber
Cecilia Engdahl
David Marlevi
Janina Seubert
Juan C. Rocha
Laura Bacete Cano
Maria Mancilla Garcia
2025

Academic Freedom in Times of Crisis symposium

On 3–4 December, the Young Academy of Sweden bring together young academies and researchers from four continents for a two-day meeting in Stockholm to explore how academic freedom can be protected and strengthened in times of political, economic and ecological uncertainty.
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Akademimöte
Tvärvetenskap
Adel Daoud
Alison Gerber
Andreas Nord
Ann-Kristin Kölln
Björn Lundberg
Carolin Schütze
Cecilia Engdahl
David Karlander
David Marlevi
Elham B. Rostami
Erik Smedler
Gabriele Messori
Iva Lučić
Jan Kronqvist
Janina Seubert
Jennifer Mack
Jessica Jewell
Johan Larsbrink
Juan C. Rocha
Karolina Kauppi
Laura Bacete Cano
Lisa Hellman
Marcel Tarbier
Maria Mancilla Garcia
Michael Schöll
Moa Lidén
Måns Magnusson
Olle Risberg
Oscar Agertz
Peter Søgaard Jørgensen
Pierre Nyquist
Ragnhild Lunnan
Ruth Pöttgen
Sara Tanderup Linkis
Sari Nauman
Sigrid Schottenius Cullhed
Wojciech Michno
2025

Idéer, berättelser och framtid på Nynäs Havsbad

Sveriges unga akademi samlades 23–24 september på Nynäs Havsbad. Olika aktiviteter – som speed-dating mellan discipliner och forskningspresentationer i regi av Linus Tunström – gav akademin en rivstart på året.
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Akademimöte
Alison Gerber
Andreas Nord
Anna Sjöström Douagi
Björn Lundberg
Carolin Schütze
Cecilia Engdahl
Christian Ohm
David Håkansson
David Karlander
David Marlevi
Elham B. Rostami
Ellen Bushell
Erik Smedler
Frida Bender
Gabriele Messori
Iva Lučić
Jan Kronqvist
Jennifer Mack
Jenny Larsson
Johan Zelano
Juan C. Rocha
Karl Wennberg
Karolina Kauppi
Laura Bacete Cano
Lisa Hellman
Lucie Delemotte
Marcel Tarbier
Maria Lindskog
Maria Mancilla Garcia
Mathias Osvath
Moa Lidén
Måns Magnusson
Oscar Agertz
Peter Søgaard Jørgensen
Philippe Tassin
Pierre Nyquist
Ruth Pöttgen
Sanna Koskiniemi
Sara Liin
Sara Tanderup Linkis
Sari Nauman
Shervin Bagheri
Sigrid Schottenius Cullhed
Sofia Lodén
Wojciech Michno
Yaffa Epstein
2025

Årsdag!

Sveriges unga akademi firade årsdag den 23 maj, med litterär prägel från den vackra Svenska Akademien. Dagens självklara höjdpunkt var att välkomna nya ledamöter. 

Academic publications

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Årsberättelser
2025

Sveriges unga akademi år 14

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