Madhav Mantri
@madhavmantri.bsky.social
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Postdoc interested in genomics of infectious disease and aging.
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Madhav Mantri
Nature Metabolism
6 months ago
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Metabolites are not genes — avoiding the misuse of pathway analysis in metabolomics
Nature Metabolism, Published online: 10 April 2025; doi:10.1038/s42255-025-01283-0Pathway analysis, originally developed for gene expression data, has been adapted for metabolomics. However, owing to the unique characteristics and constraints of metabolites compared with genes, pathway analysis in metabolomics often yields misleading or nonsensical results.
https://bit.ly/3XPgC1h
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Alex
6 months ago
What happens when sequencing costs go ⏬ ? Imagination and new opportunities go ⏫
@landau.bsky.social
Let's look at what you can do when you perform deep WGS on cfDNA for cancer detection. Our recent work with the @UltimaGenomics platform 🧵👇 Lets goooo!!
rdcu.be/ehkUb
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Error-corrected flow-based sequencing at whole-genome scale and its application to circulating cell-free DNA profiling
Nature Methods - This work integrates duplex sequencing with cost-effective Ultima sequencing to enhance the accuracy of whole-genome circulating cell-free DNA profiling.
https://rdcu.be/ehkUb
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Itai Yanai
8 months ago
"Your AI can’t see gorillas!" A few years ago we found that students are more likely to see the gorilla in their data if they are not also asked to test a specific hypothesis. In his blog Chiraag Gohel now shows that Chat-GPT can’t help you to find it either.
chiraaggohel.com/posts/llms-e...
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Rita Strack
8 months ago
"Imagine a DAPI-like stain, but for the extracellular matrix." That's basically how this work was pitched to me by Kayvon and Antonio a year or so ago. Now the final product really delivers. Read about their versatile label for ECM in living tissues here:
www.nature.com/articles/s41...
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Andy Fraser
8 months ago
Delighted to share our latest paper describing a method to read the levels of hundreds of metabolites or drugs in parallel using DNA sequencing. This method, which we call ‘smol-seq’ (Small MOLecule sequencing), harnesses the power of DNA sequencing for metabolite detection:
rdcu.be/d8xLv
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Quantifying metabolites using structure-switching aptamers coupled to DNA sequencing
Nature Biotechnology - Metabolites can be quantified using a combination of aptamers and DNA barcodes.
https://rdcu.be/d8xLv
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Madhav Mantri
Science News
9 months ago
RNA molecule rejuvenates ageing mice by restoring old cells "Mice injected with a microRNA molecule lived longer and had fewer markers of ageing, but it’s not yet known if the treatment would work in people."
www.sciencedirect.com/science/arti...
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Jeff Mold
9 months ago
That’s what GZMK does! (You’ll have to read it 😅).
www.nature.com/articles/s41...
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GZMK-expressing CD8+ T cells promote recurrent airway inflammatory diseases - Nature
Comparing T cells in nasal polyps from repeated surgeries shows that effector memory-like persistent clones colonize the mucosal tissue during disease recurrence and promote inflammation by producing ...
https://www.nature.com/articles/s41586-024-08395-9
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Ben Engel
9 months ago
Towards community-driven visual proteomics! Excited to finally share this large-scale curated & annotated dataset of 1829 high-quality
#cryoET
tomograms of the little green alga that just keeps giving— Chlamydomonas! 🧪🧶🧬🌾🌊🌍 Preprint📜:
www.biorxiv.org/content/10.1...
A short thread🧵👇
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Vijay Rathinam
9 months ago
So excited to have our new paper out now! Pyroptotic EVs “transplant” gasdermin pores from dying cells onto bystander cells, propagating pyroptosis and inflammation.
t.co/XgU6jt15aF
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#innate_immunity
#immunoSky
#celldeath
#ExtracellularVesicles
@uconnresearch.bsky.social
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Nikolai Slavov
10 months ago
The Proliferation-Quiescence Decision Is Controlled by a Bifurcation in CDK2 Activity at Mitotic Exit
www.cell.com/cell/fulltex...
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Madhav Mantri
Rong Fan
10 months ago
SPATIAL PROTEOMICS is the Method of the Year 2024!!! 🤩🤩🤩
www.nature.com/articles/s41...
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Method of the Year 2024: spatial proteomics - Nature Methods
Approaches for profiling the spatial proteome in tissues are the basis of atlas-scale projects that are delivering on their promise for understanding biological complexity in health and disease.
https://www.nature.com/articles/s41592-024-02565-3
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Ivan Zanoni
10 months ago
#NoTimeToDie
! @inflammasomelab, Holley, Monteleone &co show
@natimmunol.bsky.social
that cells that die by
#pyroptosis
, or
#necroptosis
, are crowned with F-actin filopodia that makes them visible by dendritic cells via CLEC9A to initiate adaptive immunity!
www.nature.com/articles/s41...
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Pyroptotic cell corpses are crowned with F-actin-rich filopodia that engage CLEC9A signaling in incoming dendritic cells - Nature Immunology
Pyroptotic cell death results in inflammation. Here the authors find that F-actin-rich structures formed during macrophage pyroptosis persist after cell death to activate dendritic cells.
https://www.nature.com/articles/s41590-024-02024-3
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Eric Topol
10 months ago
One of the alluring and theoretical strategies for extending healthspan and longevity is to rejuvenate the thymus gland, promote an intact immune system. Now there's a way to do that in aged mice.
www.science.org/doi/10.1126/...
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bioRxivpreprint
10 months ago
Tabula Sapiens reveals transcription factor expression, senescence effects, and sex-specific features in cell types from 28 human organs and tissues https://www.biorxiv.org/content/10.1101/2024.12.03.626516v1
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Tabula Sapiens reveals transcription factor expression, senescence effects, and sex-specific features in cell types from 28 human organs and tissues https://www.biorxiv.org/content/10.1101/2024.12.03.626516v1
The Tabula Sapiens is a reference human cell atlas containing single cell transcriptomic data from m
https://www.biorxiv.org/content/10.1101/2024.12.03.626516v1
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Madhav Mantri
Science News
10 months ago
Timescales in Cell Biology
#Cell
PDF download:
www.cell.com/cell/pdf/S00...
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Matt Whitman
11 months ago
The complex effects of biomaterial and animal characteristics on wound healing and metastatic tumor formation in bone are revealed with single-cell RNA-seq in my most recent PhD work in
#Biomaterials
with
@madhavmantri.bsky.social
@fischbachlab.bsky.social
& Iwijn De Vlaminck
#cornellbme
t.ly/WAjXZ
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Bone mineral density affects tumor growth by shaping microenvironmental heterogeneity
Breast cancer bone metastasis is a major cause of mortality in patients with advanced breast cancer. Although decreased mineral density is a known ris…
https://t.ly/WAjXZ
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Madhav Mantri
Itai Yanai
11 months ago
We ask students to write a research proposal, but we should also teach them about how the project will likely actually unfold.
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Madhav Mantri
Brian Beliveau
11 months ago
The pSABER paper is now online! pSABER is a new method for amplifying in situ hybridization signals This work was driven by Sahar Attar and co-led by Ram Akliesh ([at] podocytes on the other app) with help from
@shechnerlab.bsky.social
@dschweppe.bsky.social
doi.org/10.1038/s415...
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Efficient and highly amplified imaging of nucleic acid targets in cellular and histopathological samples with pSABER - Nature Methods
pSABER combines the power of signal amplification by exchange reaction (SABER) with the deposition of fluorescent or colorimetric substrates by horseradish peroxidase to enable enhanced signals for in...
https://doi.org/10.1038/s41592-024-02512-2
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Madhav Mantri
Victor J. Torres
11 months ago
Publication Alert! Happy to share our new work published in CellReports of a collaboration with the Zychlinsky Lab (Max Planck Institute for Infection Biology). "Histone H1 kills MRSA".
cell.com/cell-reports...
. Enjoy!
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Histone H1 kills MRSA
Marsman et al. detect histone H1 in MRSA in human abscesses and demonstrate that it kills MRSA under physiological conditions. They identify through selective evolution and a genome-wide screen that h...
https://cell.com/cell-reports/fulltext/S2211-1247(24)01320-2
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Madhav Mantri
Christian Frezza
11 months ago
Reactivation of senescence-associated endogenous retroviruses by ATF3 drives interferon signaling in aging - Nature Aging 🧪
www.nature.com/articles/s43...
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Reactivation of senescence-associated endogenous retroviruses by ATF3 drives interferon signaling in aging - Nature Aging
Mao, Zhang, Zhuang et al. identified a subclass of endogenous retroviruses that become activated by ATF3 in senescence, generating dsRNAs that activate RIG-I signaling and drive a type I interferon re...
https://www.nature.com/articles/s43587-024-00745-6
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