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@dairegannon.bsky.social

Postdoctoral researcher at WEHI

40 Followers  |  42 Following  |  3 Posts  |  Joined: 11.05.2025
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Posts by (@dairegannon.bsky.social)

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1/ πŸš€ AEBP2 isn’t what we thought.

You were told that AEBP2 promotes PRC2 activity on chromatin.

We found the opposite: the most prevalent AEBP2 isoform inhibits PRC2 activity.

πŸ‘‰ surl.li/cgwqcq

A thread 🧡

31.10.2025 10:53 β€” πŸ‘ 40    πŸ” 16    πŸ’¬ 6    πŸ“Œ 2

We are delighted that @genesdev.bsky.social have selected our (w/ @adrianbracken.bsky.social) Weaver syndrome paper artwork as the November cover! This piece was made by my incredibly talented niece, Gina 'Dna Vinci' Ronan.

@ucddublin.bsky.social @tcddublin.bsky.social @ucd-sbbs.bsky.social

03.11.2025 18:17 β€” πŸ‘ 15    πŸ” 5    πŸ’¬ 1    πŸ“Œ 0
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Congratulations to the winners of the 2025 AEpiA Emma Whitelaw Publication Award!

🧬 1st place: @shellainasci.bsky.social
🧬 2nd place: @victoriasugrue.bsky.social
🧬 3rd place: @dairegannon.bsky.social

This award recognises outstanding publications by ECRs in the field of epigenetics.

20.10.2025 06:16 β€” πŸ‘ 13    πŸ” 4    πŸ’¬ 1    πŸ“Œ 1

Absolutely delighted to share our preprint, using functional genomics to uncover a novel dependency in lymphoma that can overcome resistance to targeted therapy. Grateful to co-first author @jamesnolan.bsky.social and co-senior authors @conwayer1.bsky.social and @adrianbracken.bsky.social seeπŸ‘‡

17.10.2025 14:07 β€” πŸ‘ 5    πŸ” 3    πŸ’¬ 0    πŸ“Œ 0
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AEBP2-Directed H3K27me2 Defines a Specific Vulnerability in EZH2-mutant Lymphoma The catalytic subunit of Polycomb Repressive Complex 2 (PRC2), EZH2, is recurrently mutated in 25% of diffuse large B-cell lymphomas (DLBCL), causing increased H3K27me3 and decreased H3K27me2 levels. ...

🧡1/Exciting news in cancer epigenetics! Our latest research, "AEBP2-Directed H3K27me2 Defines a Specific Vulnerability in EZH2-mutant Lymphoma", is now available on www.biorxiv.org/content/10.1.... Here's a thread summarizing our findings!πŸ‘‡
#CancerResearch #Epigenetics #Chromatin #Lymphoma

17.10.2025 07:10 β€” πŸ‘ 23    πŸ” 10    πŸ’¬ 1    πŸ“Œ 2

Thanks Jongmin!

07.06.2025 02:44 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Not all CBXs are created equal: A role for the disordered central region of CBX4 in pediatric glioma In this issue, Lagan et al.1 apply genome-wide and tiling-scan CRISPR screens to uncover a key role for CBX4 and its central region in promoting the growth of diffuse midline glioma cells bearing the ...

Great to see @jongminkmg.bsky.social’s preview of our work in @cp-molcell.bsky.social today!
www.cell.com/molecular-ce...

06.06.2025 08:37 β€” πŸ‘ 4    πŸ” 2    πŸ’¬ 1    πŸ“Œ 1
A specific form of cPRC1 containing CBX4 is co-opted to mediate oncogenic gene repression in diffuse midline glioma Lagan, Gannon, et al. reveal that H3K27M-DMGs depend on a specific form of cPRC1 containing CBX4 and PCGF4. H3K27M alters H3K27me3 distribution, causing increased binding of CBX4-PCGF4-cPRC1 and oncogenic gene repression. CBX4’s ability to read H3K27me3 and to form a specific cPRC1 complex with PCGF4 makes it essential in DMG.

Online Now: A specific form of cPRC1 containing CBX4 is co-opted to mediate oncogenic gene repression in diffuse midline glioma Online now:

21.05.2025 15:19 β€” πŸ‘ 6    πŸ” 5    πŸ’¬ 0    πŸ“Œ 0

Our work identifying CBX4 as a potential therapeutic target for diffuse midline glioma has just been published in Molecular Cell! Check out co-first author @eimearlagan.bsky.social’s overview below.

21.05.2025 21:25 β€” πŸ‘ 7    πŸ” 1    πŸ’¬ 0    πŸ“Œ 0