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Hesso Farhan

@hessofarhan.bsky.social
498 followers 432 following 28 posts

Professor at the Medical University of Innsbruck, Austria. Interested in Endoplasmic Reticulum, Mechanobiology, Proteostasis, Organelles, Cell migration, Pseudoenzymes

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Reposted by Hesso Farhan
John Stott @jpsastro.bsky.social · 24/09/2026
Had a UKRI funded grant proposal rejected at the "AI triage stage". "This AI-based triage was used only to identify approximately 50% of the strongest proposals to take forward to full human review." 🧪 #academicsky
I am writing to let you know that, unfortunately, your application was not successful.

Review process

As part of the initial triage of the 179 proposals submitted to this call, each was assessed using an AI-based review. Every proposal was read independently by several different AI models against the same seven criteria used to shape this call (including cyber security relevance, research quality and novelty, importance of the problem addressed, feasibility of the project plan, likely outputs and impact, value for money, and responsible research practice), with each model asked to give a score and a written justification with supporting quotations from the text. To guard against any one model's idiosyncrasies, we also ran a second, independent process in which different AI models debated the merits and weaknesses of each proposal before reaching a judgement, again against the same criteria. Scores from both processes were combined to produce an overall ranking. 

This AI-based triage was used only to identify approximately 50% of the strongest proposals to take forward to full human review.  Projects selected for funding were drawn from those that progressed to the full human review stage. We recognise that AI-assisted assessment is a new and evolving part of the review process, and we are continuing to evaluate how well it aligns with the judgements of human reviewers on this call. We will soon produce a document detailing our method, so that others can build upon it and improve it.

Feedback on your application

Your application was not selected to progress beyond the AI triage stage.  To provide transparency on the outcome of this assessment, we are sharing below the scores (out of 5) from each of the two AI review processes described above, together with the mean score across the two processes.
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Reposted by Hesso Farhan
Maja Radulovic @majarad.bsky.social · 15/09/2026
Our study on DFCP1 and lysosome membrane repair is live! We uncover a previously unrecognized role for omegasomes in the cellular response to lysosomal membrane damage, revealing another layer of regulation in how damaged lysosomes are repaired. www.nature.com/articles/s41...
nature.com
DFCP1-containing ER microdomains mediate lysosomal membrane repair - Nature Cell Biology
Radulovic et al. show that phosphatidylinositol 3-phosphate (PI3P), produced by the phosphatidylinositol 3-kinase PIK3C3, is formed on ER domains after lysosome damage. ER domain PI3P helps to recruit...
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Reposted by Hesso Farhan
Cell Biology J-Club @cellclub.bsky.social · 10/09/2026
The ARLA1A-NAC089 module coordinates ER phagy with the unfolded protein response to maintain cellular homeostasis in plants: Developmental Cell www.cell.com/developmenta...
cell.com
The ARLA1A-NAC089 module coordinates ER phagy with the unfolded protein response to maintain cellular homeostasis in plants
Yang et al. reveal that the ARLA1A-NAC089 module couples ER phagy with the UPR in plants. This dual regulatory axis fine-tunes cell survival versus death under stress, providing a mechanistic framework for maintaining ER homeostasis and enhancing environmental resilience.
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Reposted by Hesso Farhan
Journal of Cell Biology @jcb.org · 13/07/2026
Yang et al. show that the secretory pathway kinase Fam20C is retained in the #Golgi via Fam20A-mediated membrane anchoring. Mislocalizing Fam20C alters #secretome phosphorylation, leading to reduced milk quality and subsequent growth retardation in pups. rupress.org/jcb/article/...
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Hesso Farhan @hessofarhan.bsky.social · 07/07/2026
1/4 Thrilled to share our new paper on the role of ER-export in multiple myeloma (MM) published in @sigtrans-sttt.bsky.social www.nature.com/articles/s41... Thanks to editors and reviewers for a constructive process. Here is a thread to summarize the major findings #ER_literature #MultipleMyeloma
nature.com
Targeting endoplasmic reticulum export disrupts metabolic resilience in multiple myeloma - Signal Transduction and Targeted Therapy
Signal Transduction and Targeted Therapy - Targeting endoplasmic reticulum export disrupts metabolic resilience in multiple myeloma
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Österreichischer Wissenschaftsfonds FWF @fwf-at.bsky.social · 24/06/2026
Wir gratulieren den 18 aufstrebenden Spitzenforscher:innen, die heute ihre #ASTRA-Preise und damit insgesamt 22 Millionen Euro für Ihre Forschung erhalten! 🪘👏 Unter den Ausgezeichneten sind elf Frauen. 💪 Alle Infos 👉 www.fwf.ac.at/aktuelles/de...
fwf.ac.at
18 FWF-ASTRA-Preise 2026: Eine Million Euro für internationale Forschungstalente in Österreich
Der FWF vergibt 18 FWF-ASTRA-Preise an herausragende Postdocs. Die mit jeweils rund einer Million Euro dotierten Förderungen stärken Spitzenforschung und helfen, internationale Talente für den Forschu...
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The EMBO Journal @embojournal.org · 08/06/2026
How do cells control formation of Golgi stacks upon demand? Roman Polishchuk, Franck Perez and collaborators identify a ‘Golgi regulon’ under control of the CREB3L1 transcription factor link.springer.com/article/10.1...
link.springer.com
A coordinated transcriptional program controls de novo Golgi biogenesis - The EMBO Journal
The Golgi apparatus expands during differentiation and increased secretory demand, yet the transcriptional mechanisms governing its biogenesis remain poorly defined. To investigate this process, we de...
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Yasin Dagdas @plantophagy.bsky.social · 29/05/2026
Heidelberg University Biochemistry Center @bzh-hd.bsky.social is looking for a #professor of #biochemistry. Please spread the word‼️ www.bzh.uni-heidelberg.de
bzh.uni-heidelberg.de
Universit�t Heidelberg - BZH
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Hesso Farhan @hessofarhan.bsky.social · 07/05/2026
Scary how well I can relate
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Hesso Farhan @hessofarhan.bsky.social · 26/04/2026
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Hesso Farhan @hessofarhan.bsky.social · 26/04/2026
After a very intense and productive lab retreat with Felix Campelo @felixmendu.bsky.social we are now on my terrace in sunny Innsbruck coworking.
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Reposted by Hesso Farhan
David Teis @teislab.bsky.social · 07/04/2026
We offer a PostDoc position for a fully funded project on lipid-encoded #lipidtime protein quality-control checkpoints at the Golgi: great collaborators, excellent working & living conditions & benchspace with a view ;) Please share and repost!
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Ishier Raote @ishier.bsky.social · 06/02/2026
Postdoc job alert at Institut Jacques Monod in Paris! Interested in fundamental membrane trafficking? We seek a postdoc to study collagen secretion as a model for core principles of how cells and their environment build each other. emploi.cnrs.fr/Offres/CDD/U...
emploi.cnrs.fr
Portail Emploi CNRS - Offre d'emploi - Poste de chercheur postdoctoral en trafic membranaire fondamental et sécrétion du collagène (H/F)
Assurez-vous que votre profil candidat soit correctement renseigné avant de postuler
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Wiseman Lab @wisemanlab.bsky.social · 18/02/2026
New preprint from @kutseikin.bsky.social showing how pharmacologic inhibition of SLC33A1 activates IRE1/XBP1s signaling. w/ @enriquesaez.bsky.social @chrisgparker.bsky.social @landerlab.bsky.social @forlilab.bsky.social & the Birsoy lab (Rockefeller) Check it out👇 www.biorxiv.org/content/10.6...
biorxiv.org
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PLOS Biology @plosbiology.org · 16/02/2026
Cdc42 is a small GTPase crucial for #CellPolarity, but how does it contribute to #aging when upregulated? This study shows that the ER-anchored chaperone Ydj1 interacts with Cdc42, enhancing its stability & partitioning during asymm #CellDivision & aging in yeast @plosbiology.org 🧪 plos.io/4qz7WaM
 Cdc42 accumulates in aged cells, and reducing its levels extends life span.Two representative WT cells expressing Cdc42-mCherrySW are shown at selected ages and time points (hr: min) from initial loading. White arrowheads indicate cells during or shortly after cytokinesis, when Cdc42 levels are quantified. Black and red arrowheads denote the same cells at other cell cycle stages and cell death, respectively. Scale bar: 3 µm.
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Hesso Farhan @hessofarhan.bsky.social · 13/02/2026
Camouflaged nanorobots target and regulate macrophage subcellular organelle crosstalk patterns to promote neural regeneration. Interesting paper on tagelang Ero1 in macrophages by nanorobots. 🤔 rdcu.be/e3Uxw
rdcu.be
Camouflaged nanorobots target and regulate macrophage subcellular organelle crosstalk patterns to promote neural regeneration
Nature Communications - Macrophages play an important role in repair and regeneration of damaged nerves in spinal cord injury (SCI). Here, Guo et al. investigate effects of endoplasmic...
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Avezov lab @avezovlab.bsky.social · 13/02/2026
Our new paper's out: FidlTrack—structure-aware single-particle tracking benchmarks/boost SPT fidelity With it we resolve with sub-organelle res. e.g. BACE1 amyloidogenic APP cleavage #Alzheimers, ER exit events, map nanobody binding in realtime in ER/organelles 🔬🧠#SingleMolecule rdcu.be/e3Ris
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Nature Cell Biology @natcellbio.nature.com · 13/02/2026
☕Donahue et al. show that #aging is associated with changes in ER morphology. ER-phagy drives age-associated ER remodeling through tissue-specific factors. #autophagy #longevity bit.ly/40dNHEE
bit.ly
ER remodelling is a feature of ageing and depends on ER-phagy - Nature Cell Biology
Donahue et al. show that ageing is associated with changes in ER morphology. ER-phagy drives age-associated ER remodelling through tissue-specific factors.
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Philipp Niethammer @niethammerlab.bsky.social · 09/12/2025
Joe Shen’s and Zaza Gelashvili’s work on the role of the ER in nuclear membrane mechanotransduction finally came out in a journal!
rdcu.be
Endoplasmic reticulum disruption stimulates nuclear membrane mechanotransduction
Nature Cell Biology - Shen, Gelashvili and Niethammer developed an inner nuclear membrane tension sensor and demonstrated that ER–nuclear membrane contiguity acts as a mechanical buffer.
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Christophe 🔬 Leterrier @christlet.bsky.social · 28/11/2025
ERC success rates are tanking and the move is... even bigger grants for fewer people? smh
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Ishier Raote @ishier.bsky.social · 25/11/2025
Nice paper from Kota @saitolab.bsky.social! Balanced phosphorylation of TANGO1 and Sec16A keep ER exit sites stable and functional. Do cells maintain this dynamically to keep secretory machinery primed and responsive to changing cargo loads or environmental signals? www.nature.com/articles/s41...
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Eric Chevet @ericchevet.bsky.social · 21/11/2025
Delayed weekly selection of articles on #proteostasis thanks to @biomednews.bsky.social -- biomed.news/bims-proteo/... Highlight - Pooled overexpression screening identifies PIPPI as a novel microprotein involved in the ER stress response academic.oup.com/nar/article/...
biomed.news
bims-proteo 2025-11-16 papers
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Oded Rechavi @odedrechavi.bsky.social · 23/11/2025
or just q.e.d. it www.qedscience.com
qedscience.com
q.e.d Science
Critical Thinking AI for constructive criticism and science evaluation
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Journal of Cell Biology @jcb.org · 06/11/2025
Peiyao Fan, Yang Chen et al. @pku1898.bsky.social show that tubular ER extends into retraction fibers and #migrasomes through #microtubule-dependent ER extension and ER-plasma membrane contact sites in migrating cells. rupress.org/jcb/article/... #ER_literature #Migration #Organelles
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Journal of Cell Biology @jcb.org · 31/10/2025
What do ER exit sites really look like? Using large-scale volume FIB-SEM and a custom 3D-Unet pipeline (ASEM), Nahir et al @kirchhausenlab.bsky.social reveal that ERES are vesicular, abundant & diverse, resolving long-standing morphological discrepancies rupress.org/jcb/article/... #ER_literature
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Eric Chevet @ericchevet.bsky.social · 30/10/2025
Leukocyte-intrinsic ER stress responses contribute to chemotherapy-induced peripheral neuropathy | Science Translational Medicine www.science.org/doi/10.1126/...
science.org
Leukocyte-intrinsic ER stress responses contribute to chemotherapy-induced peripheral neuropathy
Depletion of the ER stress sensor IRE1α can reduce paclitaxel-induced peripheral neuropathy in mice.
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Reposted by Hesso Farhan
Nature @nature.com · 13/10/2025
Joel Mokyr, Philippe Aghion and Pewter Howitt share economics prize for work that underlines the importance of investing in research and development. go.nature.com/4hj9NNV
go.nature.com
Economics Nobel prize won by researchers who showed how science boosts growth
Joel Mokyr, Philippe Aghion and Pewter Howitt share economics prize for work that underlines the importance of investing in research and development.
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Österreichischer Wissenschaftsfonds FWF @fwf-at.bsky.social · 30/09/2025
Bei #Grundlagenforschung kürzen? Keine gute Idee! so die Philosophin @asmeincke.bsky.social in ihrem Gastkommentar in @diepressecom.bsky.social. Denn Österreich brauche eine starke und vielfältige Wissenschaft. @fwf-at.bsky.social @oeaw.bsky.social Bessere Ideen 👉 www.diepresse.com/20152064/bei...
diepresse.com
Bei Grundlagenforschung kürzen? Keine gute Idee!
Kein Geist, kein Sinn. Österreich braucht keine männliche MINT-Monokultur, sondern eine starke und vielfältige Wissenschaft.
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Lisa Heinke @lisaheinke.bsky.social · 30/09/2025
Check out this new Roadmap, a fantastic team effort by a consortium of ER researchers. Glad we could provide the space for this synthesis, which came out of discussions at a fruitful meeting, see below:
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Hesso Farhan @hessofarhan.bsky.social · 30/09/2025
It was a great pleasure to work on this paper. What started as a small meeting in January this year resulted in this beautiful piece of work.
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Hesso Farhan @hessofarhan.bsky.social · 22/09/2025
The microbial metabolite preQ1 modifies tRNA, reduces cell proliferation, and decreases protein translation. This is mediated by IRE1-dependent cleavage of preQ1-modified tRNAs. rdcu.be/eHw46
rdcu.be
Two microbiome metabolites compete for tRNA modification to impact mammalian cell proliferation and translation quality control
Nature Cell Biology - Zhang, Lahry, Cipurko et al. show that the microbial metabolites queuine and preQ1 modify the same host tRNA. PreQ1-tRNA reduces cell proliferation, slows tumour growth,...
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Hesso Farhan @hessofarhan.bsky.social · 25/08/2025
Beautiful work which supports a role for the ER in mechanobiology.
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Nature @nature.com · 21/08/2025
Nature research paper: Quantitative imaging of lipid transport in mammalian cells go.nature.com/4mmSygd
go.nature.com
Quantitative imaging of lipid transport in mammalian cells - Nature
Directional, non-vesicular lipid transport is responsible for fast, species-selective lipid sorting into organelle membranes.
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Hesso Farhan @hessofarhan.bsky.social · 08/08/2025
New paper by the Reggiori and Ungermann Labs showing using a yeast model that contact sites between the phagophore and ERES are important for phagophore elongation. rdcu.be/ezUeZ
rdcu.be
Establishment of the phagophore–ERES membrane contact site initiates phagophore elongation
Nature Structural & Molecular Biology - Gómez-Sánchez et al. show that generation of phagophore–endoplasmic reticulum exit sites (ERES) membrane contact sites, mediated by Atg2...
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Hesso Farhan @hessofarhan.bsky.social · 04/08/2025
Great preprint showing that COPII vesicles do exist in vicinity of ERES. Very interesting.
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MolinariLab-ER @molinarilab-er.bsky.social · 04/08/2025
Selective autophagy of organelles: the “disorder” is key. Intrinsically disordered regions of organellophagy receptors are interchangeable, required, and sufficient for organelle fragmentation and lysosomal delivery … and all about ORGATACs 😉 rdcu.be/ey8iL
rdcu.be
The intrinsically disordered regions of organellophagy receptors are interchangeable and control organelle fragmentation, ER-phagy and mitophagy flux
Nature Cell Biology - Rudinskiy et al. examine organellophagy receptor features, finding modules of functionally conserved intrinsically disordered regions and defining shared features despite...
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Hellerschmied Lab @hellerschmiedlab.bsky.social · 15/07/2025
Very happy to see our contribution to a better understanding of Hsp70/90 #chaperones online! Congrats and a big thank you to all co-authors, collaborators and reviewers! #proteostasis @poepsel-lab.bsky.social @crc1430.bsky.social @unidue-zmb.bsky.social
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Hesso Farhan @hessofarhan.bsky.social · 11/07/2025
Our review on the role of ER proteostasis in bone disease is out today in Trends in Molecular Medicine www.cell.com/trends/molec...
cell.com
The endoplasmic reticulum proteostasis network and bone disease
Bone homeostasis relies on the coordinated activity of osteoblasts and osteoclasts that balances bone formation and resorption, and of osteocytes for biomechanical sensing and hormone secretion. A key...
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Hesso Farhan @hessofarhan.bsky.social · 09/07/2025
Our new paper is out in Leukemia on Targeting proteostasis in multiple myeloma through inhibition of LTK. Thanks to Ludvig and Thea for this great collaborative work rdcu.be/evyfX
rdcu.be
Targeting proteostasis in multiple myeloma through inhibition of LTK
Leukemia - Targeting proteostasis in multiple myeloma through inhibition of LTK
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Cell Biology J-Club @cellclub.bsky.social · 26/06/2025
External strain on the plasma membrane is relayed to the endoplasmic reticulum by membrane contact sites and alters cellular energetics | Science Advances www.science.org/doi/10.1126/...
science.org
External strain on the plasma membrane is relayed to the endoplasmic reticulum by membrane contact sites and alters cellular energetics
Plasma membrane–endoplasmic reticulum physical tethering is a mechanotransduction pathway.
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Agostinis Lab @agostinislab.bsky.social · 13/06/2025
🚨 Where does #lipid peroxidation kick off in #ferroptosis? 🔥Excited to reveal #ER- #mitochondria #contactsites as the ignition point of the lipid peroxidation cascade! Huge kudos to our Maria Livia Sassano @mariamls.bsky.social & our amazing collaborators who made this breakthrough possible!
doi.org
Endoplasmic reticulum–mitochondria contacts are prime hotspots of phospholipid peroxidation driving ferroptosis - Nature Cell Biology
Sassano et al. identify endoplasmic reticulum–mitochondria contact sites as the intracellular location where phospholipid peroxidation first occurs to promote ferroptosis. Manipulating these contact s...
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Hesso Farhan @hessofarhan.bsky.social · 12/06/2025
Tubular ER structures shaped by ER-phagy receptors engage in stress-induced Golgi bypass: Developmental Cell www.cell.com/developmenta...
cell.com
Tubular ER structures shaped by ER-phagy receptors engage in stress-induced Golgi bypass
Song et al. demonstrate that an ER tubulovesicular structure (ER tubular body [ER-TB]), shaped by the tubular ER-phagy receptors ATL3 and RTN3L, plays an important role in stress-induced Golgi bypass ...
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Cahir O'Kane @cahirokane.bsky.social · 24/05/2025
ER needs ATP for processes like protein quality control, but can't make its own. Here, how ATP is imported into the ER lumen and exchanged for ADP.
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Hesso Farhan @hessofarhan.bsky.social · 15/05/2025
Quiescent cell re-entry is limited by macroautophagy-induced lysosomal damage: Cell www.cell.com/cell/fulltex...
cell.com
Quiescent cell re-entry is limited by macroautophagy-induced lysosomal damage
Lysosomes are damaged in quiescent cells, and UPR regulators, IRE-1/XBP-1, promote lysosome repair for cell-cycle re-entry. Lysosome damage in quiescent cells is caused in part by macroautophagy and i...
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Hesso Farhan @hessofarhan.bsky.social · 02/05/2025
Genetically encoded reporters of actin filament organization in living cells and tissues: Cell www.cell.com/cell/fulltex...
cell.com
Genetically encoded reporters of actin filament organization in living cells and tissues
Tailoring genetic fusions of widely used actin localization reporters by constraining the mobility of the fluorescent proteins allows measurements of actin filament organization in living cells and ti...
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Hesso Farhan @hessofarhan.bsky.social · 23/04/2025
Excited to present our unpublished data tomorrow on how Mechanosesing at the Endoplasmic Reticulum regulates Proteostasis. #Organelles #Mechanobiology
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Journal of Cell Biology @jcb.org · 11/04/2025
Kunyou Park, Victor Hsu, Seung-Yeol Park and colleagues find that a critical lipid is delivered through membrane contact to support the fission of COPI vesicles. rupress.org/jcb/article/... #Golgi #ER_literature #Trafficking
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PLOS Biology @plosbiology.org · 14/04/2025
How are specific cargos targeted to apical & basolateral domains within #EpithelialCells? This study uses a novel #vesicle tracking software "MSP-tracker" to show that the secretory pathway in #Drosophila follicle cells is unexpectedly spatially organized @plosbiology.org 🧪 plos.io/3EfJsBp
A) Diagram of the RUSH system. The Halo-tagged cargo is retained in the ER by the binding of the Streptavidin binding peptide (SBP) to Streptavidin (StrepA), which is fused to the ER retention signal, KDEL. The cargo is synchronously released upon the addition of biotin, which outcompetes SBP for binding to Streptavidin.B) Diagram of the tagged cargo constructs used in this study. C) Steady state expression of UAS-SBP-Halo-Cadherin99c (magenta) under the control of traffic jam-Gal4, showing its localization to the apical microvilli. Phalloidin staining of F-actin (green) labels the apical microvilli in the follicle cells and the oocyte. Scale bar 10 µm. D) Steady state expression of UAS-SBP-SNAP-Ndg (magenta) under the control of traffic jam-Gal4, showing its localization to the basement membrane. Actin is shown in green. Scale bar 10 µm. E) En face view of SBP-SNAP-Ndg in the basement membrane. Scale bar 10 µm. F) Time course of SBP-Halo-Cadherin99C trafficking in fixed samples. G) 25 min after release from the ER, Cad99c (green) localizes to subapical puncta that are labeled by Rab11 (magenta). Scale bar 10 µm. In all figures with a cross-section of the follicle cells, apical is toward the top of the image and basal toward the bottom.
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MRC-LMB Cell Biology Division @cellbiol-mrclmb.bsky.social · 07/04/2025
A great tribute to David Stevens, a terrific cell biologist and missed by so many of his friends and colleagues. As they say 'one of the good guys'. journals.biologists.com/jcs/article/...
journals.biologists.com
Remembering David Stephens (1971–2024)
In the autumn of 2024, David Stephens, a prominent member of the UK cell biology community and a brilliant scientist, leader and mentor, passed away. With his pragmatism and natural authority, combine...
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Journal of Cell Biology @jcb.org · 10/04/2025
Spotlight: Yan Zhao previews work from Qiming Sun and colleagues (rupress.org/jcb/article/...), which shows how Rab #GTPases serve as cues for cargo receptor recruitment, mediating #mitophagy, #lipophagy, and #xenophagy. rupress.org/jcb/article/... #autophagy
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