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Posts by Geoff Fudenberg

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Ab-trapping - a peripheral staining artifact in antibody-based microscopy and genomics Antibodies (Ab) are essential for detecting specific epitopes in microscopy and genomics, but can produce artifacts leading to erroneous interpretations. Here, we characterize a novel artifact, Ab-tra...

🚨 Preprint alert 🚨
Excited to share our work on "Ab-trapping," an antibody artifact causing misleading peripheral ("rim") staining in imaging & genomics (IF, CUT&Tag, CUT&RUN). Antibodies fail to penetrate structures, accumulating at the periphery. A 🧵👇
doi.org/10.1101/2025...

1 year ago 69 41 2 9
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2 interns available in my team!! www.linkedin.com/posts/activi...

1 year ago 3 4 0 0

Looking forward to sharing some of our recent work !

For more details please check out our preprints:
www.biorxiv.org/content/10.1...
www.biorxiv.org/content/10.1...

1 year ago 7 0 0 0
BPS Multiscale Genome Organization Webinar
Jan. 28th, 2025 @ 12-1 PM ET
Pablo Dans, PhD University of the Republic
Geoff Fudenberg, PhD University of Southern California

BPS Multiscale Genome Organization Webinar Jan. 28th, 2025 @ 12-1 PM ET Pablo Dans, PhD University of the Republic Geoff Fudenberg, PhD University of Southern California

The Multiscale Genome Organisation is now on Bluesky!

Our first post is to announce our next webinar. Join us next week on Tuesday, Jan. 28th at 12:00 E.T. for two exciting talks by Pablo Dans and @gfudenberg.bsky.social
See you all there!

Link:
mit.zoom.us/j/91715298970

1 year ago 17 10 0 4

In addition to coming here, we are planning our move away from Slack! Considering Discord or Zulip. Any pros/cons for either of those for us as a group working on open source software for biological data analysis?

1 year ago 3 1 1 1
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January 31 at 12pm CT, Job Dekker, PhD of UMass Chan Medical School presents the Monthly Seminar on Physical Genomics: "Mechanisms of Chromosome Folding", live on Zoom. Join us!

Registration is free: tinyurl.com/5n6ep25m

#chromatin #genomics #chromosomes #science #dna #northwestern #biology #umass

1 year ago 6 2 0 0
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Read all about this new discovery here: www.sciencedirect.com/science/arti...

9/9

1 year ago 4 1 1 0
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Excited to share James Jusuf's preprint:

By integrating Micro-C with SuperRes Live-Imaging we can calibrate genomics&imaging to perform absolute quantification of looping (e.g. this loop is present 3%)

We quantify mESC 36k loops: <loops> are generally rare (2.3%)

www.biorxiv.org/content/10.1...

1 year ago 151 64 6 2
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Application to speak in the Fragile Nucleosome series Thank you for your interest in our seminar series! We use a variety of different session formats but, in general, trainees can plan for a ~15 min talk + 5min Q/A and PIs can plan for a ~25min talk +...

Do you have a new and exciting chromatin/transcription story that you'd like to share with an enthusiastic audience?

If so, you should apply to give a talk in the 2025 Fragile Nucleosome seminar series: forms.gle/fwMYPFDf4az3...!

We're open to scientists at all stages of their careers!

1 year ago 23 19 1 4
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Hi-C Calibration by Chemically Induced Chromosomal Interactions The genome-wide chromosome conformation capture method, Hi-C, has greatly advanced our understanding of genome organization. However, its quantitative properties, including sensitivity, bias, and line...

Important independent calibration of Hi-C data:

www.biorxiv.org/content/10.1...

1 year ago 30 11 0 0
Mechanisms of Inheritance of Chromatin States: From Yeast to Human | Annual Reviews In this article I review mechanisms that underpin epigenetic inheritance of CpG methylation and histone H3 lysine 9 methylation (H3K9me) in chromatin in fungi and mammals. CpG methylation can be faith...

Happy New Year, blue-sci-peeps!

My piece in Annual Review of Biophysics on chromatin replication is now available online.

doi.org/10.1146/annu...

If you have paywall issues, try this link:

madhanilab.ucsf.edu/s/annurev-bi...

1 year ago 63 24 1 0

The only thing I am missing here is Epigenetic Hulk account.

1 year ago 23 3 0 0
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Beyond genomic weaving: molecular roles for CTCF outside cohesin loop extrusion CCCTC-binding factor (CTCF) is a key regulator of 3D genome organization and transcriptional activity. Beyond its well-characterized role in facilitat…

Closing 2024 with a review! Excited to share the latest (short) review from our lab, written by amazing Ramani/Narlikar lab grad student Aaron Corin in collaboration with @elphegenoralab.bsky.social! We focus on CTCF's myriad functions beyond regulating loop extrusion; tons to dig into!

1 year ago 13 2 1 0

After a month of hard work to create a pool of over 50 fantastic mentors, we have opened the call for mentee applications!
If you are an early career researcher and need help navigating the career path (be it academia or industry, or anything else), see if there is a mentor for you and apply!

1 year ago 15 12 1 0

in case of use (or if folks in your group would be interested in contributing) we have been developing a Snakemake pipeline that processes fastqs either with or without Spike-in github.com/Fudenberg-Re... -- we've used it to compute FRiPs for cohesin in CTCF peaks to compare with extrusion models

1 year ago 4 2 0 0