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Petter Brodin

@petterbrodin.bsky.social
5K followers 2.1K following 98 posts

Pediatrician & Professor of Pediatric Immunology Human Systems Immunology MRC LMS, Imperial College London & Karolinska Institutet

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Reposted by Petter Brodin
The Francis Crick Institute @crick.ac.uk · 28/05/2026
1/2 Meet the panellists for the first two recordings of season two of our podcast, A Question of Science. Book your tickets now to be part of the live studio audience at the recordings on 17 June, live at the Crick: lostintv.com/tv-show?id=1...
Four people sitting on a stage, each on their own chair with a microphone in front of them. Behind them is a set with assorted scientific objects and images.A panel of five people sitting on a stage. A large crowd can be seen from the back watching the panel, and there is someone standing at a microphone asking a question.
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Reposted by Petter Brodin
Journal of Human Immunity @jhumimmunity.org · 11/05/2026
Thymic output in human newborns is shaped by environmental exposures and a common TCRD genetic variant. New study from Ziyang Tan, Camille Kergaravat, Antoine Toubert @upcite.bsky.social, Petter Brodin @petterbrodin.bsky.social @ki.se and colleagues: rupress.org/jhi/article/...
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Casanova Lab @casanovalab.bsky.social · 05/05/2026
New, fascinating insights into thymic output in young infants: Thymic output in human newborns is shaped by environmental exposures and a common TCRD genetic variant rupress.org/jhi/article/...
rupress.org
Thymic output in human newborns is shaped by environmental exposures and a common TCRD genetic variant
Longitudinal profiling of 136 newborns shows thymic output peaks at 3–4 mo, correlating with plasma RANKL, lymphotoxin-α, and the TCRD variant rs2204985. I
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Petter Brodin @petterbrodin.bsky.social · 04/05/2026
Thanks for highlighting!
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Petter Brodin @petterbrodin.bsky.social · 22/04/2026
Thanks Payal! It was lovely indeed!
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Petter Brodin @petterbrodin.bsky.social · 23/02/2026
New paper📢 - how many individuals are affected by an autoimmune disease. Together with epidemiology experts jonas Ludvigsson @ki.se we use 🇸🇪 population registry and find that 1/13 adults and 1/67 children are affected by autoimmunity: link.springer.com/article/10.1...
link.springer.com
Incidence and prevalence of autoimmune disease in the Swedish National Patient Register - European Journal of Epidemiology
European Journal of Epidemiology - Standardized definitions of autoimmune disease (AD) are lacking. Therefore, we aim to propose a definition of AD for register-based research and estimate the...
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Reposted by Petter Brodin
Journal of Human Immunity @jhumimmunity.org · 20/02/2026
Expanding the scope of human immunology in the Journal of Human Immunity. New Editorial from Petter Brodin @petterbrodin.bsky.social, Megan Cooper @macattacklab.bsky.social, Jean-Laurent Casanova @casanovalab.bsky.social, and colleagues in the JHI Editorial team:
rupress.org
Expanding the scope of human immunology in the Journal of Human Immunity
A broader scope for the Journal of Human Immunity.
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Reposted by Petter Brodin
Adrian Liston @labliston.bsky.social · 16/02/2026
Our latest review is out, a comprehensive synthesis of #tissue #Tregs. It has been a decade since @annualreviews.bsky.social #immunology last reviewed #TissueTregs, and there have been enormous advances and conceptual leaps forward in the field www.annualreviews.org/content/jour...
annualreviews.org
Tissue Regulatory T Cells
FOXP3+ regulatory T cells (Tregs) have well-defined roles in limiting systemic immune responses against diverse stimuli. However, the observation that a subset of Tregs also enter nonlymphoid tissues,...
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Petter Brodin @petterbrodin.bsky.social · 16/02/2026
Paper alert 📢: What drives variation in humoral responses to viruses? collab with @etienne-patin.bsky.social @darraghduffy.bsky.social @lquintanamurci.bsky.social we show that for ~98k viral epitopes immunodominance vary by genetics, sex and origin: www.nature.com/articles/s41...
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Journal of Human Immunity @jhumimmunity.org · 13/02/2026
Expanding the scope of human immunology in the JHI. In this Editorial, @petterbrodin.bsky.social, @macattacklab.bsky.social, @casanovalab.bsky.social, alongside JHI's Associate, Consulting, as well as Society Editors, outline a broader scope for the journal. rupress.org/jhi/article/...
rupress.org
Expanding the scope of human immunology in the Journal of Human Immunity
A broader scope for the Journal of Human Immunity.
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Reposted by Petter Brodin
Lab on a Chip @labonachip.rsc.org · 05/01/2026
Available to read now via #OpenAccess pubs.rsc.org/en/content/a... @ki.se @petterbrodin.bsky.social
pubs.rsc.org
Gut health monitoring via intestinal barrier function screening using a transepidermal microneedle-based sensor
The growing prevalence of chronic digestive disorders, such as inflammatory bowel disease, underscores the urgent need for innovative solutions that enable longitudinal monitoring of disease progressi...
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Reposted by Petter Brodin
valebodi.bsky.social @valebodi.bsky.social · 02/01/2026
Gut health monitoring via intestinal barrier function screening using a transepidermal microneedle-based sensor (2026) Nicolas Maïno, Sihui Xuad, Petter Brodin and Onur Parlak @petterbrodin.bsky.social
pubs.rsc.org
Gut health monitoring via intestinal barrier function screening using a transepidermal microneedle-based sensor - Lab on a Chip (RSC Publishing) DOI:10.1039/D5LC01004G
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MRC Laboratory of Medical Sciences @mrc-lms.bsky.social · 31/12/2025
🎉Congratulations to @wiebkearlt.bsky.social, @petterbrodin.bsky.social and @borislenhard.bsky.social for being named on Clarivate's list of Highly Cited Researchers for 2025! This list celebrates influential academics whose work has made a profound impact on their field!
lms.mrc.ac.uk
Three LMS researchers named among most influential in the world in 2025
Professors Wiebke Arlt, Petter Brodin and Boris Lenhard, who lead groups at the MRC Laboratory of Medical Sciences (LMS), have been included on the prestigious Highly Cited Researchers 2025 list.
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Petter Brodin @petterbrodin.bsky.social · 04/12/2025
Me and a few leading colleagues discuss female-specific immune systems in health and disease. By @starrevartan.bsky.social in @newscientist.com www.newscientist.com/article/2501...
newscientist.com
Women have supercharged immune systems and we now know why
Being born with two X chromosomes brings a host of health benefits, and recognising this could lead to personalised medical treatments for men and women
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TRAstonDrs @castltrastondrs.medsky.network · 09/11/2025
Recap 2023 via @petterbrodin.bsky.social @theguardian.com www.theguardian.com/science/2023... The term “immunity debt” was first introduced by French researchers in 2021. It refers to a population-wide effect rather than an individual-level one.
theguardian.com
Immunity debt: does it really exist?
Some claim the rise in winter infections has been caused by the reduction of seasonal bugs during lockdowns. But experts are sceptical about these oversimplified explanations
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Knut and Alice Wallenberg Foundation @kawresearch.bsky.social · 15/10/2025
Why are more and more people suffering from #allergies and autoimmune diseases? The answer may lie in the development of the immune system in newborns @petterbrodin.bsky.social @ki.se has developed a technique to map #immunesystem development from a single drop of blood. tinyurl.com/3j22dyw8
tinyurl.com
How the immune system develops in newborn babies | Knut and Alice Wallenberg Foundation
Why are more and more people suffering from allergies and autoimmune diseases? The answer may lie in the development of the immune system in newborns. Wallenberg Scholar Petter Brodin has developed a ...
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Rockefeller University Press @rupress.org · 24/10/2025
In new review @jhumimmunity.org, Andreakos et al. report the progress of the COVID Human Genetic Effort since its launch 5 years ago, with the aim to understand clinical variability, from resistance to severe outcomes, among individuals exposed to #SARSCoV2. rupress.org/jhi/article/...
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Petter Brodin @petterbrodin.bsky.social · 07/11/2025
Hehe, Thanks Grant!
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Reposted by Petter Brodin
Journal of Human Immunity @jhumimmunity.org · 31/10/2025
The seven enigmas of #SARSCoV2: From the past to the future. New review from Evangelos Andreakos, Helen Su, Jean-Laurent Casanova (@casanovalab.bsky.social) and colleagues: rupress.org/jhi/article/... #InbornErrorsOfImmunity #InfectiousDiseases #PopulationGenetics
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Petter Brodin @petterbrodin.bsky.social · 22/09/2025
The American Association of Immunologists AAI meeting will be in Boston, April 15-19, 2026. Come join me and @chrysothemisbrown.bsky.social at this exciting Symposium on Early life immune development. Submit your abstracts by October 15th! immunology2026.aai.org/session/earl...
immunology2026.aai.org
Early Life Immune Development and Function   - IMMUNOLOGY2026™
Time: 8:00 - 11:30 AM Chairs: Chrysothemis C. Brown, Memorial Sloan Kettering Cancer Ctr., USA Petter Brodin, Imperial Col. London and Karolinska Inst., GBR, SWE
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TRAstonDrs @castltrastondrs.medsky.network · 10/09/2025
#Medsky🧪 #IDsky #immunosky #publichealth @petterbrodin.bsky.social , @casanovalab.bsky.social et al To determine the underlying genetic causes & other modifying factors like sex hormones , interferon responses impacting restrained #Tcell responses to #SARSCoV2 & #viralpersistence in #LongCOVID.
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Petter Brodin @petterbrodin.bsky.social · 25/08/2025
Thx for highlighting @sun-in-winter12.bsky.social
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valebodi.bsky.social @valebodi.bsky.social · 07/08/2025
Variation in the human immune system is largely driven by non-heritable influences @petterbrodin.bsky.social P. Brodin et al. Cell. 2015.
pubmed.ncbi.nlm.nih.gov
Variation in the human immune system is largely driven by non-heritable influences - PubMed
There is considerable heterogeneity in immunological parameters between individuals, but its sources are largely unknown. To assess the relative contribution of heritable versus non-heritable factors,...
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Petter Brodin @petterbrodin.bsky.social · 11/07/2025
Weight loss improves health but What happens to cells in the fat during weight loss? Intriguingly, immune cell numbers decrease but their activated states persist w chronic inflammatory potential. Beautiful work from neighbors @mrc-lms.bsky.social Will Scott et al www.nature.com/articles/s41...
nature.com
Selective remodelling of the adipose niche in obesity and weight loss - Nature
An atlas study of adipose tissue in people with obesity undergoing weight loss and their lean counterparts reveals that weight loss reduces cell senescence but cannot reverse all the metabolic problem...
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Petter Brodin @petterbrodin.bsky.social · 25/06/2025
New paper 📣! Pixelgen reports its incredible new Proximity Network Assay (PNA)->3D maps of 155 proteins in single cells by sequencing by barcoded antibodies and in situ rolling circle amplification yields >40,000 spatial nodes/cell: www.biorxiv.org/content/10.1...
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Petter Brodin @petterbrodin.bsky.social · 25/06/2025
No evidence for neutralizing IL1RN autoantibodies in our cohorts of MIS-C, SARS-CoV2 pneumonia or vaccine-induced myocarditis. onlinelibrary.wiley.com/doi/10.1111/... Great work by Anish Behere in Nils Landegren lab, Uppsala university
onlinelibrary.wiley.com
Evaluating IL1RA‐Autoantibodies Across SARS‐CoV‐2‐Related Diseases
Click on the article title to read more.
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Petter Brodin @petterbrodin.bsky.social · 23/06/2025
Exciting new cell state model from @arcinstitute.org
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Petter Brodin @petterbrodin.bsky.social · 27/05/2025
Absolute pleasure to be teaching human systems immunology @efis-immunology.bsky.social summer school in beautiful Alghero, Sardinia.
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Long Covid Kids @longcovidkids.bsky.social · 23/05/2025
"Children should be included in ongoing and future clinical trials for Long Covid Age-related protections & regulations must be incorporated, including obtaining institutional review board/research ethics approval along with paediatric assent & parental publications.ersnet.org/content/erj/...
Header ERS Logo

Editorial | Viewpoint  Open access
Equity in research: a global consensus statement on the urgency of including children in long COVID clinical trials
Lael M. Yonker Binita Kane Etheresia Pretorius David Putrino Sammie McFarland  Petter Brodin Kanecia O. Zimmerman Daniel Munblit  Peter C. Rowe Theo Vos David Warburton Terence Stephenson Danilo Buonsenso  International Meeting on Long COVID in Children Consortium
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Josh Waterfall @joshwaterfall.bsky.social · 30/04/2025
Reminder to join us June 5/6 in Paris if you're interested in pediatric immunity and cancer development ! @institutcurie.bsky.social @gustaveroussy.fr @hopitalnecker.bsky.social @institutimagine.bsky.social
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Rockefeller University Press @rupress.org · 23/04/2025
New in @jumimmunity.org: Human #InbornErrorsOfImmunity: 2024 update on the classification from the @iuis-online.bsky.social Expert Committee: rupress.org/jhi/article/... See also the accompanying diagnostic guide by Bousfiha et al.: rupress.org/jhi/article/...
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Petter Brodin @petterbrodin.bsky.social · 15/04/2025
Human inborn errors of immunity: 2024 update on the classification from the International Union of Immunological Societies Expert Committee url:https://rupress.org/jhi/article/1/1/e20250003/277390/Human-inborn-errors-of-immunity-2024-update-on-the
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Milieu Intérieur Consortium @milieuinterieur.bsky.social · 03/04/2025
Amazing study showing protective effect of herpes zoster vaccination against dementia with interesting sex differences @sexdiffimmunity.bsky.social #vaccines work! #immunosky #medsky
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UCL Dept of Aging, Rheumatology & Regenerative Medicine @arrdept-ucldom.bsky.social · 28/03/2025
Co-senior author from this study Prof Coziana Ciurtin will be talking alongside @petterbrodin.bsky.social in a RITA webinar on Sex Biases on Autoimmunity next Tuesday - should be a great discussion. Register 👇 #ImmunoSky #sexdifferences register.gotowebinar.com/register/822...
register.gotowebinar.com
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Long Covid UK @longcoviduk.bsky.social · 10/03/2025
🔥1/3. Next in the Fireside Chat series from The #LongCovid Clinic - What You CAN Do! ‘Covid & the Immune System’ 🗓️ Wednesday 12th March 2025 at 6pm GMT @binitakane.bsky.social & @helenoakleigh.bsky.social are joined by Consultant Immunologist @petterbrodin.bsky.social! Link ⬇️
Image with Dr Binita Kane on the left and Dr Petter Brodin on the right. Text reads COVID AND THE IMMUNE SYSTEM. Dr. Binita Kane talks with Dr. Petter Brodin Garfield Weston Chair and Professor of Paediatric Immunology at Imperial College London
LIVE Wednesday 12th March 2025 18:00 GMT. THE LONG COVID CLINIC - WHAT YOU CAN DO You Tube @LCCWYCD. Also shown is the Long Covid Support logo.
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Petter Brodin @petterbrodin.bsky.social · 10/03/2025
Thx so much for highlighting!
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TRAstonDrs @castltrastondrs.medsky.network · 09/03/2025
#Medsky🧪#oncosky #pedsky @petterbrodin.bsky.social et al . A systems-level analysis of immune responses in 191 children within a population-based cohort with diverse tumors & reveal that age & tumor type shape immune responses differently.#immunotherapies for childhood cancer.
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Gustavo Monasterio Ocares @gamonasterioo.bsky.social · 07/03/2025
How do immune responses vary across different childhood ages and tumor types? A crucial study from @petterbrodin.bsky.social’s lab freshly baked on #SystemsImmunology, advancing precision medicine in pediatric diseases! www.cell.com/cell/fulltex...
cell.com
Systems-level immunomonitoring in children with solid tumors to enable precision medicine
In a population-based cohort of 191 children with diverse solid tumors, systems-level analyses unravel immune variation with age and tumor type and provide a reference for future precision immunothera...
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Prof John Gordon @profcelentyx.bsky.social · 06/03/2025
#Paediatrics | #Cancer | #ImmuneSystem | #Immunotherapy | Yet Another Phenomenal Resource from @petterbrodin.bsky.social & Friends | Breaking OPEN ACCESS Study Online at @cellpress.bsky.social | #immunogenicity | #Tcells | #inflammation |
cell.com
Systems-level immunomonitoring in children with solid tumors to enable precision medicine
In a population-based cohort of 191 children with diverse solid tumors, systems-level analyses unravel immune variation with age and tumor type and provide a reference for future precision immunothera...
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Josh Waterfall @joshwaterfall.bsky.social · 05/03/2025
Interested in the relationship between the developing immune system and pediatric cancer ? Come join us for the first Paris Kids Cancer symposium June 5/6 institut-curie.org/symposium-pa... @institutcurie.bsky.social @aphp.bsky.social @gustaveroussy.fr @institutimagine.bsky.social
institut-curie.org
Symposium Paris Kids Cancer 2025 - Institut Curie
Find Symposium Paris Kids Cancer 2025. The Institut Curie is the leading center for research and the fight against cancer in France.
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Josh Waterfall @joshwaterfall.bsky.social · 05/03/2025
Great #immuno speakers including @belkaidlab.bsky.social @petterbrodin.bsky.social @florentginhoux.bsky.social Arndt Borkhardt, Melanie Conrad, Sonia Garel, Sylvain Latour, Johnny Ludvigsson, Bernard Malissen, Mihai Netea, Anindita Roy and Chenqu Suo
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Seth Thomas Scanlon @immunoeditor.bsky.social · 28/02/2025
To commemorate #RareDiseaseDay, here are some recent #Science #Immunology research papers that elucidate the immune mechanisms underlying certain rare human diseases and/or report new strategies to treat them! @science.org
The February 2024 cover of Science Immunology depicts CRISPR–Cas9–mediated repair of a dysfunctional cytotoxic T cell (red) from an individual with familial hemophagocytic lymphohistiocytosis (FHL), which allows it to secrete normal cytotoxic granules (pink) and effectively kill virally infected B cells (blue). (Credit: A. Fisher/Science Immunology)
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Bogunovic Lab @bogunoviclab.bsky.social · 26/02/2025
It’s approaching. Join us in person. Henry Kunkel Society Meeting on "Genes & Immunity" and join us in Belgrade from April 10-12, 2025. henrykunkelsociety.org/meetings/ #HKS2025 #Immunology 🧬🔬
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Petter Brodin @petterbrodin.bsky.social · 26/02/2025
Early in life, secondary bile acids are generated by colonizing microbes, associated with risks of immune-mediated diseases and act as immunomodulatory substances. Great collaborative study now online!
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Mann Lab @mannlab.bsky.social · 19/02/2025
Out today in Nature Genetics: Using MS-based proteomics, we mapped 1,200+ plasma proteins in 2,100+ children, showing how genetics & development shape blood protein levels during childhood. nature.com/articles/s41588-025-02089-2 #PediatricProteomics #pQTL First author @liliniu.bsky.social explains ⬇️
nature.com
Plasma proteome variation and its genetic determinants in children and adolescents - Nature Genetics
This mass spectrometry-based proteomic study profiles the plasma proteome in 2,147 children and adolescents and reveals its association with age, sex, puberty, body mass index and genetics.
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Petter Brodin @petterbrodin.bsky.social · 20/02/2025
Thanks for inviting me to this lovely meeting in beautiful Lorne, Australia
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Michael Peluso, MD @michaelpelusomd.bsky.social · 16/02/2025
Nice op-ed from @polybiorf.bsky.social on the need for more Long COVID trials.
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Tcellogic (Sue Kaech) @tcellogic.bsky.social · 15/02/2025
news.aai.org/2025/02/15/s...
news.aai.org
Statement on Threat to the Federal Scientific Workforce - AAI News
AA is deeply concerned about the damage to the biomedical research enterprise that will occur as a result of drastic reductions in the size of the federal scientific workforce
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Putrino Lab @putrinolab.bsky.social · 11/02/2025
Honored to be a part of the work led by @polybioRF and @microbeminded2 published in @TheLancetInfDis discussing actionable strategies to adequately address SARS-CoV-2 persistence in #LongCovid. This paper covers discourse on how to look for and measure severity of persistence 1/
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Lucasbouys @lucasbouys.bsky.social · 12/02/2025
Looking for your next move as a clinician-scientist? 3 positions of Transition to Independence Fellow for 3 years in @mrc-lms.bsky.social @imperialcollegeldn.bsky.social 80% protected research time + 20% clinics in an amazing scientific environment in London 👩🏻‍⚕️👨🏻‍⚕️👩🏻‍🔬👨🏻‍🔬 🧫🔬deadline 4th March! DM me for info
imperial.ac.uk
Description
Please note that job descriptions are not exhaustive, and you may be asked to take on additional duties that align with the key responsibilities ment...
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