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Ryan Barnes

@barneslab.bsky.social
128 followers 99 following 0 posts

Assistant Professor at University of Kansas Medical Center

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Reposted by Ryan Barnes
Communications Biology @commsbio.nature.com · 27/08/2026
Telomere oxidation sensitizes cancer cells to low-dose ATR inhibition by producing replication stress through RPA exhaustion, CDC7-mediated dormant-origin firing, and early entry into mitosis with unresolved replication intermediates. @barneslab.bsky.social www.nature.com/articles/s42...
nature.com
Oxidative base damage to telomeres sensitizes cancer cells to ATR inhibition - Communications Biology
Telomere oxidation sensitizes cancer cells to low-dose ATR inhibition by producing replication stress through RPA exhaustion, CDC7-mediated dormant-origin firing, and early entry into mitosis with unr...
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Reposted by Ryan Barnes
Environmental Mutagenesis and Genomics Society @emgsus.bsky.social · 03/06/2025
Join us NEXT WEEK for the #EMGS webinar "Oxidative DNA Damage and Repair: Impacts and Methods of Detection," featuring a workshop lead by Drs. Laurie Sanders and Tobias Dansen, a keynote talk by Dr. Karlene Cimprich, and more! Register Today: emgs-us.org/event/OxiDNA...
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Reposted by Ryan Barnes
Lisa Jarvis @lisamjarvis.bsky.social · 01/04/2025
Noticeably silent amid the upheaval at HHS? Big pharma. Every new drug has NIH somewhere in its DNA--and NIH funding supports the training of their workforce. Now they're finding out FDA isn't safe, either. Wrote about how keeping quiet isn't working My latest @opinion.bloomberg.com (gift link):
bloomberg.com
Big Pharma Needs to Get Off the Sidelines
The industry can’t continue to sit idly by while Robert F. Kennedy Jr. guts the nation’s public health agencies.
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Reposted by Ryan Barnes
Tony Cesare @thecesarelab.bsky.social · 13/01/2025
1/Delighted to announce the newest paper from our lab, “Homologous recombination promotes non-immunogenic mitotic cell death upon DNA damage”, is out today in @naturecellbiology.bsky.social, www.nature.com/articles/s41....
nature.com
Homologous recombination promotes non-immunogenic mitotic cell death upon DNA damage - Nature Cell Biology
Szmyd et al. show that DNA repair pathways impact whether cells with DNA lesions arrest in mitosis. The formation of homologous recombination-driven double Holliday junctions elicits mitotic cell deat...
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Reposted by Ryan Barnes
Francesco Marchetti @fmarchetti.bsky.social · 04/02/2025
If you are a young scientist who has never attended an EMGS meeting, you have missed a chance to discover an amazing, welcoming community of scientists who makes a point to help build careers. I owe mine to the EMGS.
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