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Immunometabolism forum

@immunometforum.bsky.social
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Forum for early career researchers to share and learn immunometabolism research

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Adrian Liston @labliston.bsky.social · 14/01/2025
Our paper on nurturing a #PositiveResearchCulture within your #research #team published by @wellcometrust.bsky.social gives useful tips for your lab. As well as making you a good team leader, nurturing culture pays off in building your science: 1/11 wellcomeopenresearch.org/articles/9-3...
wellcomeopenresearch.org
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Karen Slattery @karen--s.bsky.social · 13/01/2025
Check out our new commentary on this interesting study by @justinaguerrero.bsky.social and team on Glut1 overexpressing CAR T cells. Excited to see what comes next for these metabolically enhanced T cells! @davidfinlaytcd.bsky.social
journals.lww.com
La dolce vita: fueling chimeric antigen receptor (CAR) T... : Immunometabolism
y of patients relapse, which is concomitant with poor CAR T cell persistence. Similarly, the efficacy of CAR T cell therapy is limited in solid tumors, largely due to tumor antigen heterogeneity, immu...
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Reposted by Immunometabolism forum
David Finlay @davidfinlaytcd.bsky.social · 15/01/2025
PKM2 has always been intriguing; complex roles in some cells, here involving adenosine in #macrophages, simple glycolytic enzyme in #NKcells (doi.org/10.7554/eLif...) #immunometabolism #immunosky Metabolic reprogramming of macrophages by PKM2 promotes IL-10 via adenosine www.cell.com/cell-reports...
cell.com
Metabolic reprogramming of macrophages by PKM2 promotes IL-10 production via adenosine
TEPP-46 activates PKM2 by inducing a tetramer formation, which leads to a metabolic reprogramming in macrophages, resulting in an increase in ATP and IL-10 production. Toller-Kawahisa et al. showed th...
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David Finlay @davidfinlaytcd.bsky.social · 15/01/2025
More nice research from Annie Curtis’ lab on the circadian rhythm and the #immunometabolism of macrophages. #immunosky #mitochondria #inflammasome Time‐of‐day control of mitochondria regulates NLRP3 inflammasome activation in macrophages faseb.onlinelibrary.wiley.com/doi/10.1096/...
faseb.onlinelibrary.wiley.com
Time‐of‐day control of mitochondria regulates NLRP3 inflammasome activation in macrophages
The circadian clock, orchestrated by BMAL1, regulates the expression of Nlrp3 and Il1b in response to lipopolysaccharide (LPS), causing time-of-day production of pro-IL-1β. Mitochondria exhibit time-....
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David Finlay @davidfinlaytcd.bsky.social · 15/01/2025
Exciting work from Sue Kaech’s lab @tcellogic.bsky.social Tissue specific metabolites like #BileAcids in #Liver affect #CD8Tcell tumour responses #immunometabolism #immunosky Bile acid synthesis impedes tumor-specific T cell responses during liver cancer www.science.org/doi/10.1126/...
science.org
Bile acid synthesis impedes tumor-specific T cell responses during liver cancer
The metabolic landscape of cancer greatly influences antitumor immunity, yet it remains unclear how organ-specific metabolites in the tumor microenvironment influence immunosurveillance. We found that...
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David Finlay @davidfinlaytcd.bsky.social · 15/01/2025
Lots of interest in how to maintain healthy mitochondria for effective cell therapy, like #NKcells for cancer immunotherapy. Some interesting clues in this article. #immunosky #immunometabolism Triacylglycerol mobilization underpins mitochondrial stress recovery www.nature.com/articles/s41...
nature.com
Triacylglycerol mobilization underpins mitochondrial stress recovery - Nature Cell Biology
Baker et al. show that mitochondrial stress recovery requires mobilization of lipid droplet triacylglycerol stores to facilitate cardiolipin biosynthesis and mitochondrial biogenesis.
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Anupam Patgiri @apatgiri.bsky.social · 04/01/2025
AMPK-regulated glycerol excretion maintains metabolic crosstalk between reductive and energetic stress www.nature.com/articles/s41...
nature.com
AMPK-regulated glycerol excretion maintains metabolic crosstalk between reductive and energetic stress - Nature Cell Biology
Zhai, Yang et al. report a central role for AMPK in regulating aldolase B-mediated glycerol synthesis and excretion under hypoxia as a mechanism to balance the trade-off between reductive and energy s...
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David Finlay @davidfinlaytcd.bsky.social · 05/01/2025
#Immunometabolism role for Pyrimidine synthesis enzyme CTP synthetase-1. CTPS1 deaminates IRF3 and suppresses IFN response; important implications for antiviral #immunology? Yes indeed…. authors show that loss of CTPS1 elevates antiviral immune response in www.cell.com/immunity/ful...
cell.com
Pyrimidine synthesis enzyme CTP synthetase 1 suppresses antiviral interferon induction by deamidating IRF3
The intersection between cellular metabolism and innate immunity lacks understanding. Here, Rao and Qin et al. report that the metabolic enzyme, CTP synthetase 1, deamidates IRF3 to limit interferon induction, independent of its role in pyrimidine synthesis. This reveals how a key metabolic enzyme directly regulates innate immune activation.
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David Finlay @davidfinlaytcd.bsky.social · 05/01/2025
Authors use an elegant transgenic model to demonstrate that acute oral administration of metformin targets mitochondrial complex I to lower blood glucose. A crucial contribution to the debate about the mechanisms of action of #metformin. #metabolism #glucose doi.org/10.1126/scia...
doi.org
Metformin targets mitochondrial complex I to lower blood glucose levels
Acute oral metformin administration lowers blood glucose levels by targeting mitochondrial complex I.
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David Finlay @davidfinlaytcd.bsky.social · 05/01/2025
Another important example of lactylation controlling metabolic pathways; stabilisation of TFEB to increase lysosomal activity. Will be interesting to see if this mechanism plays a role in #immunometabolism #immunology responses. rupress.org/jcb/article/...
rupress.org
Lactylation stabilizes TFEB to elevate autophagy and lysosomal activity | Journal of Cell Biology | Rockefeller University Press
Posttranslational modifications play a crucial role in regulating autophagy and lysosome–related transcription factor TFEB. Huang et al. find the increase
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David Finlay @davidfinlaytcd.bsky.social · 05/01/2025
“Glutamine sensing licenses cholesterol synthesis” #glutamine interacts with SCAP to alter the ER to Golgi trafficking needed to activate #SREBP transcriptional response. www.embopress.org/doi/full/10.... Is this relevant to #immunometabolism, such as SREBP-dependent #NKcell responses?
embopress.org
Glutamine sensing licenses cholesterol synthesis | The EMBO Journal
imageimageWhether cholesterol biosynthesis can be adjusted to the availability of input carbon sources remains unclear. This study demonstrates that glutamine is directly sensed by and required for ac...
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David Finlay @davidfinlaytcd.bsky.social · 05/01/2025
Metabolic #plasticity to Slc1a5 loss involving upregulation of macropinocytosis. Important also for #immune cells to support glutamine requirements? #immunometabolism “Macropinocytosis mediates resistance to loss of glutamine transport in TNBC” www.embopress.org/doi/full/10....
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RyanLab_TCD @ryanlab.bsky.social · 06/01/2025
📢Preprint alert! Very excited to share the first preprint from the lab spearheaded by stellar postdoc Eloïse Marques. An inherited mtDNA mutation remodels inflammatory cytokine responses in macrophages and in vivo. 1/n www.biorxiv.org/content/10.1...
biorxiv.org
An inherited mtDNA mutation remodels inflammatory cytokine responses in macrophages and in vivo
Impaired mitochondrial bioenergetics in macrophages can drive hyperinflammatory cytokine responses, but whether this may also be caused by inherited mtDNA mutations is unknown. Here, we address this q...
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David Finlay @davidfinlaytcd.bsky.social · 06/01/2025
Interesting new oxysterol research from Jason Cyster’s lab. EBI2 (GPR183) and oxysterol ligand 7α,25-HC are required for lymphocyte homing to inflamed LNs. #immunology #oxysterols Inflammation switches the chemoattractant requirements for naive lymphocyte entry into LN www.cell.com/cell/fulltex...
cell.com
Inflammation switches the chemoattractant requirements for naive lymphocyte entry into lymph nodes
Lymph node swelling is a well-known symptom of infection. A shift in the chemoattractant code controls lymphocyte recruitment from blood into inflamed lymph nodes, allowing lymphocytes to accumulate so that even rare antigen-specific cells can encounter their activating antigen.
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David Finlay @davidfinlaytcd.bsky.social · 30/11/2024
New review article written by Cristhiane Favero de Aguiar and Carrie Corkish from my lab. They did a great job. www.nature.com/articles/s41... #SingleCell #Immunometabolism #ImmunoSky Approaches to investigate tissue-resident innate lymphocytes metabolism at the single-cell level
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David Finlay @davidfinlaytcd.bsky.social · 03/01/2025
Interesting new research from Antoine Marçais’ lab showing a central role for pyruvate and the Citrate-Malate Shuttle (non-canonical TCA cycle) in human NK cells. #immunology #NKcells #Immunometabolism doi.org/10.1038/s422... See our commentary article here: www.nature.com/articles/s42...
nature.com
Natural killer loops: pyruvate in, lactate out - Nature Metabolism
Resting human CD56Dim natural killer cells utilize exogenous pyruvate to support energy metabolism. A new study shows that these cells take up exogenous pyruvate, which regenerates cytosolic NAD+ via ...
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David Finlay @davidfinlaytcd.bsky.social · 10/12/2024
And from National University of Ireland Maynooth (NUIM), Eimear Ryan from @andyhogan82.bsky.social lab will present her work at the December @immunometforum.bsky.social on #MAITcell #metabolism. #immmunosky #immunoology #immunometabolism
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David Finlay @davidfinlaytcd.bsky.social · 10/12/2024
From Leiden in the Netherlands, @thiagoapatente.bsky.social from Bart Everts lab will present work at the December @immunometforum.bsky.social on #DCs and #Tregs. #immmunosky #immunoology #immunometabolism
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David Finlay @davidfinlaytcd.bsky.social · 10/12/2024
From Madrid in Spain, Gillian Dunphy from the @sancholab.bsky.social lab will present her work c on #macrophages and #mitochondria. #immmunosky #immunoology #immunometabolism
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David Finlay @davidfinlaytcd.bsky.social · 10/12/2024
The December @immunometforum.bsky.social will take place this Friday with three great early career researcher presenting: 🧵1/4 #immmunosky #immunoology #immunometabolism
The Immunometabolism forum logo, sponsored by Agilent and Sitryx
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Immunometabolism forum @immunometforum.bsky.social · 18/11/2024
Some useful starter packs 👍 Cancer Immunology: bsky.app/starter-pack... A repertoire of immunologists II: bsky.app/starter-pack... Immunometabolism: bsky.app/starter-pack... A repertoire of immunologists: bsky.app/starter-pack...
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David Finlay @davidfinlaytcd.bsky.social · 16/11/2024
Prostaglandin E2-EP2/EP4 signaling induces immunosuppression in human cancer by impairing bioenergetics and ribosome biogenesis in immune cells #immunometabolism #TME #immunosuppression www.nature.com/articles/s41...
nature.com
Prostaglandin E2-EP2/EP4 signaling induces immunosuppression in human cancer by impairing bioenergetics and ribosome biogenesis in immune cells - Nature Communications
Mechanisms of prostaglandin E2 (PGE2)-mediated immunosuppression in the tumor microenvironment (TME) have been previously reported. Here, the authors profile PGE2 functions in human cancer, suggesting...
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David Finlay @davidfinlaytcd.bsky.social · 17/11/2024
Interesting link between high glucose in T2D patients and impaired T cells responses towards virus. #LipidPeroxidation #TcellSignalling #T2D Hyperglycemia-triggered lipid peroxidation destabilizes STAT4 and impairs anti-viral Th1 responses in type 2 diabetes www.sciencedirect.com/science/arti...
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David Finlay @davidfinlaytcd.bsky.social · 17/11/2024
Study argues glutamine diminishes activation and recruitment of neutrophils #Neutrophils #glutamine #mitochondria #glutathione #transglutaminase2 “Glutamine modulates neutrophil recruitment and effector functions during sterile inflammation” doi.org/10.1093/jleu...
doi.org
Glutamine modulates neutrophil recruitment and effector functions during sterile inflammation
Glutamine modulates neutrophil responses during sterile inflammation.
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David Finlay @davidfinlaytcd.bsky.social · 17/11/2024
Summary of @lydialynch and Aaron Douglas’ recent exciting paper #IL17 #gdTcells #lipogenesis #AdiposeTissue Fat keeps metabolism in tune and on time using an inflammatory immune protein www.nature.com/articles/d41... Actual paper here www.nature.com/articles/s41...
nature.com
Fat keeps metabolism in tune and on time using an inflammatory immune protein
Immune cells that release the molecule IL-17A help to drive the metabolic rhythms of fat.
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Thiago Carvalho @cyrilpedia.bsky.social · 17/11/2024
Putting LIPSTIC on CARTs "We reasoned that target-induced labelling of CAR molecules within the immunologic synapse, instead of surface CD8 expression levels, could be used to distinguish and characterize first-division proximal- and distal-daughter CARTs" #Immunology www.nature.com/articles/s41...
nature.com
Fate induction in CD8 CAR T cells through asymmetric cell division - Nature
We show that target-induced proximity labelling enables isolation of first-division CD8 chimeric antigen receptor T cells that asymmetrically distribute their surface proteome and transcriptome, resul...
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David Finlay @davidfinlaytcd.bsky.social · 17/11/2024
Slc13a3, the itaconate transporter, expressed on tumour cells impairs anti-tumour immunity www.cell.com/cancer-cell/...
cell.com
Itaconate transporter SLC13A3 impairs tumor immunity via endowing ferroptosis resistance
In brief, Lin et al. demonstrate that SLC13A3 functions as an itaconate transporter, allowing tumor cells to uptake macrophage-derived itaconate through SLC13A3. This process contributes to tumor resi...
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David Finlay @davidfinlaytcd.bsky.social · 17/11/2024
Slc13a3, the Itaconate transporter, improves hepatic antibacterial innate immunity www.cell.com/developmenta...
cell.com
Itaconate uptake via SLC13A3 improves hepatic antibacterial innate immunity
It has been reported that itaconate is an immunoregulatory metabolite secreted by activated myeloid cells, including neutrophils and macrophages. Here, Chen et al. demonstrate that SLC13A3 is an itaco...
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David Finlay @davidfinlaytcd.bsky.social · 16/11/2024
Would this antidepressant also have anti inflammatory effects through hitting Glut1 on activated immune cells? #immunometabolism SSRI antidepressant citalopram reverses the Warburg effect to inhibit hepatocellular carcinoma by directly targeting GLUT1 www.cell.com/cell-reports...
cell.com
SSRI antidepressant citalopram reverses the Warburg effect to inhibit hepatocellular carcinoma by directly targeting GLUT1
Dong et al. find that commonly prescribed antidepressants, SSRIs, have significant anti-tumor effects in HCC. SSRIs, including citalopram, target GLUT1 instead of their classical target, SERT, leading...
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Lauren Palmer @laurenpalmer.bsky.social · 15/11/2024
SO EXCITED to share our recent work on dietary zinc deficiency worsening Acinetobacter baumannii pneumonia, out today with @natureportfolio.bsky.social!! Surprisingly, this is due at least in part to the allergic-type cytokine IL-13. SharedIt link: rdcu.be/d0h4h Eat your zinc rich foods! 🦪🫘🧀🥩🥜
rdcu.be
Dietary zinc deficiency promotes Acinetobacter baumannii lung infection via IL-13 in mice
Nature Microbiology - Increased IL-13 drives increased bacterial dissemination and mortality following Acinetobacter baumannii lung infection of zinc-deficient mice and can be countered by...
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Linda Sinclair @lindavsinclair.bsky.social · 16/11/2024
New pre-print out from Rusty Jones’ team: Dietary restriction enhances CD8+T cell metabolic fitness via increased ketolysis ->boosts mitochondrial membrane potential ->fuels TCA cycle-dependent pathways —>more effective CD8 effectors in TME #immunosky #immunometabolism #CD8Tcells #cancermetabolism
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David Finlay @davidfinlaytcd.bsky.social · 16/11/2024
Always thought there were additional complexities to how cells sense glutamine. Interesting link here to SREBP2 activation. Glutamine sensing licenses cholesterol synthesis | The EMBO Journal www.embopress.org/doi/full/10....
embopress.org
Glutamine sensing licenses cholesterol synthesis | The EMBO Journal
imageimageWhether cholesterol biosynthesis can be adjusted to the availability of input carbon sources remains unclear. This study demonstrates that glutamine is directly sensed by and required for ac...
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