Sfeir Lab
The official website of the Sfeir Lab at the Skirball Institute of Biomolecular Medicine of New York University Langone Medical Center.
The Sfeir Lab at MSKCC is hiring a Research Assistant!
We are looking for a motivated scientist with at least 2 years of research experience and a two-year commitment. Learn more about our work here www.sfeirlab.com, and message me your CV and cover letter if interested
02.03.2026 13:28
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NY leads in science. We must invest in biomedical research | Opinion
We are at an inflection point in how we support science in the U.S. New York state must invest in its science institutions and workforce.
New opinion in @lohud.com by Jonathan Teyan & Paola Bianchimano on why NYS must invest in biomedical research through EBRI including the fact that NY trains 1 in 7 U.S. doctorsโand public research investment delivers up to a 10:1 economic return. EBRI would secure both. www.lohud.com/story/opinio...
15.01.2026 23:07
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NY medical schools press Gov. Hochul to put up billions for scientific research
The request comes amid continuing uncertainty over federal funding, with research and thousands of jobs on the line.
NYers helps us call on @governor.ny.gov to invest in the Empire Biomedical Research Institute. A robust, stable research ecosystem protects jobs, fuels innovation, and builds community health. NY must invest in our global leadership in science. nycures.org @gothamist.com: tinyurl.com/5fab5k7u
29.12.2025 16:46
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Telomere function and maintenance in health and disease
Telomeres are specialized structures that protect the ends of linear chromosomes in eukaryotes. Research in this area has revealed that telomere maintenance is critical for stem cell function and norโฆ
๐ข Telomere community: Registration and abstract submission are now open for the EMBO Workshop โTelomere function and maintenance in health and diseaseโ, May 25โ30, 2026, in Lazise, Italy ๐ฎ๐น. Looking forward to an exciting meeting! Please re-post. meetings.embo.org/event/26-tel...
15.12.2025 17:57
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#BecomingAScientist: Being a scientist is one of the most exciting and engaging careers that exists. It demands the work of a community of researchers to make meaningful progress and thrives on a diversity of backgrounds and experiences to solve some of the world's most complex and interesting problems. The opportunity to join this global community and contribute to our shared mission of understanding our world and benefiting humanity is a gift.
#CareerAdvice: Own your missteps and keep moving forward. Set reasonable expectations for yourself and give yourself grace when you need it. And we work better together, so accept help when you can.
Megan E. Kelley, PhD
Sfeir Lab
National Postdoc Appreciation Week
September 2025
Meet #MSKPostdoc Megan E. Kelley (@meganekelley.bsky.social) in the @agnelsfeir.bsky.social Lab, where she studies error-prone DNA ๐งฌ damage repair in the context of cancer and drug resistance.
๐ Congrats to Megan on receiving both the NCI F32 and MSK Society Scholar awards!
#NPAW2025
26.09.2025 15:28
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Congrats Maria! very well deserved... @mskcancercenter.bsky.social @mskeducation.bsky.social
17.09.2025 14:29
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๐ Congratulations to our 10 MSK Postdoc Slam finalists! ๐ You were all fantastic and it was truly inspiring to learn about the incredible and diverse work happening at @mskcancercenter.bsky.social. Our #MSKPostdocs gave the judges a real challengeโฆ choosing winners was no easy task! ๐ค #NPAW2025
15.09.2025 21:51
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NPAW 2025 photo contest winners
Penni for our thoughts - Megan E. Kelley (Sfeir Lab)
May your generating station for science never stop, and may it kiss the skyline with a touch of beauty - Zhendong Cao (Sawyers Lab)
Who needs WiFi when the universe is streaming live above your tent? - Manendra Lankadasari (Jones Lab)
While our judges deliberate the top 3 winners of MSK Postdoc Slam, letโs celebrate our #NPAW2025 ๐ธ contest champs! ๐
๐ฅ @meganekelley.bsky.social โ @agnelsfeir.bsky.social lab
๐ฅ Zhendong Cao โ @sawyerslabmskcc.bsky.social
๐ฅ Manendra Lankadasari โ Jones lab
Congrats to our amazing #MSKPostdocs! ๐๐ท
15.09.2025 20:44
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Megan Elizabeth Kelley, PhD
Sfeir Lab/ Molecular Biology
Losing our edge: Combating drug resistance in cancer
Itโs SHOW TIME! ๐ค Kicking off the MSK Postdoc Slam is @meganekelley.bsky.social from the @agnelsfeir.bsky.social lab, diving into how error-prone DNA repair fuels drug resistance in cancer ๐งฌ๐
15.09.2025 20:09
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Gerstner Sloan Kettering Graduate School of Biomedical Sciences
The Gerstner Sloan Kettering Graduate School of Biomedical Sciences offers the next generation of basic scientists a program to study the biological sciences through the lens of cancer
Now accepting applications for our 2026 Cancer Biology & Cancer Engineering programs. Aspiring scientists & engineers will solve fundamental problems in biology & conduct research & develop technology that will help understand, diagnose & treat cancer.
bit.ly/3WUiuo1
11.09.2025 17:06
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๐ NY-CURES Launch โ Championing State-Wide Investment in Science! ๐
Our new coalition advocates for sustained public support of New Yorkโs vibrant biomedical research ecosystem โ creating cures, economic gains & strengthening communities.
Sign up. Stay informed. Join the movement: www.nycures.org/
04.09.2025 16:32
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Postdoctoral Research Associate in the Blackford Group
A position as Postdoctoral Research Associate is available at the Department of Cellular and Molecular Medicine, in the group headed by Dr. Andrew Blackford. Th
Weโre #hiring, please share! A fully funded #postdoc position is available in my lab to work on DNA damage response mechanisms.
Please get in touch with your CV if you are interested; closing date: 27th June 2025.
More details here: candidate.hr-manager.net/ApplicationI...
29.05.2025 11:26
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Congrats!! Not a bad way to start your own lab ๐
12.05.2025 18:37
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Excited to share our latest from my postdoc at @mskcancercenter.bsky.social in the Sfeir Lab, in collaboration with the Simon Powell Lab! We uncovered a novel genome repair mechanism in human cells: RNA-templated DNA double-strand break repair (RT-DSBR). (1/5)
12.05.2025 17:49
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RFK Jr. & HHS: Last Week Tonight with John Oliver (HBO)
YouTube video by LastWeekTonight
Here is the link to the Last Week Tonight with John Oliver about RFK, Jr, public health, and HHS (including NIH)
www.youtube.com/watch?v=8H34...
28.04.2025 12:44
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Opinion | Science Suffers With Trumpโs Funding Freeze
Americaโs scientific enterprise demands reliable stewardship, not destabilizing political intervention.
My father-in-law, Jack Strominger, and I wrote a letter to the @wsj.com editor about the current threats to science due to Trump's funding freeze. Please repost! www.wsj.com/opinion/scie...
21.04.2025 18:21
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Harvard University
Harvard University is devoted to excellence in teaching, learning, and research, and to developing leaders who make a difference globally.
Take a look at the harvard web site...We have our break-throughs and next generation drugs on full display! Come take a look at the new wonders of medicine! So proud to be a part of it!!! Harvard.edu
16.04.2025 01:24
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๐จ Join us for the @faseborg.bsky.social
Meeting on Mechanisms of Mitochondrial DNA Mutation and Repair, June 1 - 5, 2025 | Nashville, Tennessee. ๐
Abstract submission & Early Registration close on April 20, 2025! Don't miss out: events.faseb.org/event/mitoch... Please re-post!
12.04.2025 13:42
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Nobel laureate: I owe America my success. Today, its scientific future is in danger | CNN
Dr. Ardem Patapoutian says he watches โwith deep sadness as the United Statesโ remarkable scientific enterprise, which took generations of hard work and national investment to build, faces a concerted...
Published an op-ed for @cnn.com: โNobel laureate: I owe America my success. Today, its scientific future is in danger.โ
A personal reflection on whatโs at stake as science funding gets slashed. Iโd be grateful if you could amplify both in and beyond the science world.
www.cnn.com/2025/04/09/h...
09.04.2025 11:30
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๐ข#BGFP25 GRANTS AVAILABLE & TALK DEADLINE EXTENDED!
๐ฐWe are excited to announce we have at least 10 reg support grants ready to award to those submitting abstracts!
๐งโ๐ผOur short talk submission deadline has been extended and will now close on 01 April.
Submit your abstract HERE: bit.ly/3AnsVZF
25.03.2025 09:33
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Harvey Society lecture tonight features Eric Olson. Come listen to an absolute giant in muscle biology! Bonus roast/ appreciation by me and Mary Baylies!
harveysociety.org/lectures/abs...
20.03.2025 19:57
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Scientists have just cured pancreatic cancer in some patients with personalized mRNA vaccines. Pancreatic cancer. And this Trump administration wants to throw it all away.
Theyโre throwing away a cure for cancer.
17.03.2025 01:16
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Fu et al, Engineering mtDNA deletions by reconstituting end joining in human mitochondria
https://www.cell.com/cell/abstract/S0092-8674(25)00194-1?_returnURL=https%3A%2F%2Flinkinghub.elsevier.com%2Fretrieve%2Fpii%2FS0092867425001941%3Fshowall%3Dtrue
A new collection of papers on #mitochondrialdiseases is ready: biomed.news/bims-mitdis/...
Congratulations to all authors!
@biomednews.bsky.social @mitoscientist.bsky.social @gavinmcstay.bsky.social
Highlight: Engineering mtDNA deletions by reconstituting end joining in human mitochondria
16.03.2025 10:04
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Thanks Mike. And yes, super cool that ur work ( and others) on mycobacterium is the catalyst for our cross kingdom approach.
14.03.2025 14:02
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Congrats Agnel! As a side note, also an example of how studying diverse systems of DNA repair yields unexpected benefits across domains of life, in this case the NHEJ system of mycobacteria, the first prokaryotic NHEJ system to be characterized: www.nature.com/articles/nsm...
14.03.2025 13:05
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Thanks, Ronan and the entire team... this publication would not be possible without SAIL.
14.03.2025 12:49
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This publication is deeply meaningful to us, as Ignas tragically passed away last year from a sudden and aggressive cancer. Proud that his incredible scientific legacy lives on through this work. We will never forget him, and it has only strengthened our dedication to the work we do at MSKCC.
13.03.2025 15:36
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Postdoc Night Science NYC! Next session is Friday 4-6pm at MSK, to learn and practice the creative scientific process! The topic this time is the import/export of ideas. Yael David join us too! @davidlabmsk.bsky.social
Limited spots: docs.google.com/forms/d/12bB... @kelseymonson.bsky.social
10.03.2025 14:04
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