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Posts by Ben Samelson-Jones, MD, PhD

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The Lawrence Lab website (lawrence-lab.org) is live and we are hiring for our launch in Jan 2025!

We combine high resolution structure 🔬 and cell biology 🧪🧫 approaches to define mechanisms of stress response signaling in health and disease.

Live postings below--Please RT and send to recent grads!

1 year ago 43 14 1 1
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NIH funding powers discoveries that improve outcomes for patients with blood disorders. ASH calls on Congress to act before the January 30 deadline and secure robust funding for NIH in the FY26 Labor-HHS bill. https://ow.ly/g01w50XWV6v

#ResearchSavesLives #HemeSky #Fight4Hematology

3 months ago 7 3 0 0
Holiday day card appealing for donations for the Williams Syndrome Association on Giving Tuesday. Squares of holiday wrapping paper are interspersed with sweet photographs of people with William Syndrome smiling. 

Donate @ GiveWSA.org or by texting GIVEWSA to 71777

Holiday day card appealing for donations for the Williams Syndrome Association on Giving Tuesday. Squares of holiday wrapping paper are interspersed with sweet photographs of people with William Syndrome smiling. Donate @ GiveWSA.org or by texting GIVEWSA to 71777

I’m asking you to join me in supporting the Williams Syndrome Association this Giving Tuesday.

Every gift strengthens our ability to support families like ours navigating the challenges and joys of Williams syndrome.

Donate @ GiveWSA.org or by texting GIVEWSA to 71777

4 months ago 3 0 0 0
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Receiving gene therapy for hemophilia changed this South Jersey man's life The novel treatment, partly developed by CHOP, eliminates the need for regular infusions while preventing the life-threatening bleeds caused by the condition.

#genetherapy for #hemophilia can be life changing. Proud to offer this transformative treatment at @childrensphila.bsky.social

Gene therapy changed the life of a South Jersey man with hemophilia | PhillyVoice www.phillyvoice.com/gene-therapy...

6 months ago 5 0 0 0
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WFH 2025 Global Forum QUICK LINKS About the Global Forum Governmental Welcome Agenda Registration information Committee & Speakers Venue Travel Global Forum News Sponsors Advances and access to safe treatment products for ...

I’m honored to be speaking at the 14th WFH Global Forum in Montreal, Nov 13–14, 2025! 🌍 Join us for global insights on #BleedingDisorders care—covering #GeneTherapy, #VWD, safety, and more—all through the lens of equitable access.

Learn more 👉
wfh.org/global-forum/

6 months ago 3 0 0 0
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Trump administration blocks NIH from awarding any research grants and contracts The order applies to the entirety of new and, possibly, ongoing research grant dollars that go to universities and academic medical centers.

I don’t even know where to start.

Trump administration blocks NIH from awarding any research grants and contracts www.statnews.com/2025/07/29/t... via @statnews.com

8 months ago 3 0 1 0
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“An integrated multitool analysis contributes elements to interpreting unclassified factor IX missense variants associated with hemophilia B”: comment from Lee et al.

As #hemophilia B therapeutics become more sophisticated, there is an ⬆️ need to better understand genotype–phenotype relationships. Our in vitro studies are consistent with recent in silica approaches:

www.sciencedirect.com/science/arti...

8 months ago 5 0 0 0
Black and white picture of smiling pediatric hematologists from the oldest pediatric hospital in the US.

Black and white picture of smiling pediatric hematologists from the oldest pediatric hospital in the US.

We have the best hematologists at @chopresearch.bsky.social

#ISTH2025 @hilarywhitworth.bsky.social

9 months ago 6 0 0 0
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Impaired fibrinolysis in APS, provides mechanism for elevated rate of CTEPH in APS.

#ISTH2025

9 months ago 3 1 0 0
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OC 37.5

9 months ago 1 0 0 0
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Brilliant visualization of extravascular FIX and very interesting (and surprising) differences in specific activity of extravascular FIX and FX in different tissues. 🤯

#ISTH2025 #hemesky

9 months ago 6 2 1 0
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Cirrhosis seems like another reason to use apixaban.

SSC 10 at #ISTH2025

9 months ago 2 0 0 0

😳

Thrilled we finally have a apixaban pediatric FDA approval to implement these changes.

9 months ago 6 1 1 0
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Potential emerging signal difference in ADAs in next-generation FVIII(a)-mimetics. 0/61 for Mim8 but 2/30 for NXT007. Surveillance may not be the same.

#ISTH2025 #hemophilia #hemesky

9 months ago 3 1 0 0
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#Hemophilia A patient treated with Hympavzi developed spontaneous DVT 3 years into treatment.

Factor V Leiden heterozygous and sedentary lifestyle identified as risk factor.

#ISTH2025

9 months ago 3 1 0 0
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Though pediatric #thrombosis is also distinct from adults

9 months ago 0 0 0 0
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Pediatric #thrombosis guidelines, guidance, and clinical trials need to distinguish between older and younger children.

#ISTH2025 #hemesky

9 months ago 7 2 1 0

“Transformative” is a great phrasing! Thanks.

10 months ago 1 0 0 0
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Sabatino from @chopresearch.bsky.social giving a comprehensive overview of genotoxicity after AAV #genetherapy.

10 months ago 0 0 0 0
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Rate of immunosuppression after #genetherapy for #hemophilia B with #Hemgenix in the real-world seems higher than the ~20% rate reported in clinical trial. Though small numbers here, also consistent with anecdotal results.

We will need more rigorous real-world data.

#ISTH2025 #hemesky

10 months ago 3 2 0 0

Compelling evidence presented at #isth2025 by Sebastian Leyes Porello from @samelsonjones.bsky.social’s group showing mim8 can enhance activity in hemophilia B variants in vitro, above enhancement this group saw with emicizumab. Curious about in vivo data teased during the Q&A 👀
#hemesky @isth.org

10 months ago 5 4 1 0
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Nuanced points about the use the term “Cure” when discussing #genetherapy for #hemophilia at #ISTH2025.

I agree about avoiding “cure” in clinical setting but really liked that this might be different in discussions about Allocations or Research Funding.

10 months ago 1 0 1 0
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IMO biggest update at Guideline presentation at #ISTH2025 is this recommendation for primary #VTE prophylaxis in children receiving long-term TPN.

I wish there was better GUIDANCE on intensity and type of anticoagulation for this recommendation.

10 months ago 1 0 0 0

Also on Wednesday:
SOA 22.2 - Use of bispecific antibodies for select #hemophilia B mutations

OC 69.3 - Safe multi-year bleeding reduction by AAV gene therapy in neonatal and juvenile #Hemophilia B dogs

10 months ago 2 0 0 0

Start off today with
OC 03.1 - Mim8 Enhances Procoagulant Activity of Select #Hemophilia B-causing Factor IX Variants

And finish on Wednesday with
OC 69.5 - Six-year outcomes following fidanacogene elaparvovec in adults with #hemophilia B

10 months ago 1 0 1 0
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Action shots of people enjoying ISTH events with a badge in the middle saying FOLLOW ME FOR UPDATES FROM #ISTH2025

Action shots of people enjoying ISTH events with a badge in the middle saying FOLLOW ME FOR UPDATES FROM #ISTH2025

Can't wait for #ISTH2025 to start! Our group from
@chopresearch.bsky.social is presenting the first abstract and the last, and a few in between, all about #hemophilia B.

#Hemesky

10 months ago 3 2 1 0

Looking forward to #ISTH2025 and especially this session with Dom.

#hemophila #genetherapy

10 months ago 5 2 0 0
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Ben Samelson-Jones, MD, PhD, on Conservative Management Following Treatment With DMD Gene Therapy Elevidys The associate director of clinical in vivo gene therapy at Children’s Hospital of Philadelphia discussed a case he presented at the American Society of Gene and Cell Therapy’s 2025 meeting.

I discuss our #asgct2025 abstract highlighting our multidisciplinary team approach to care for #genetherapy recipients.

Stay tuned, lots more to come.

www.cgtlive.com/view/samelso...

10 months ago 2 0 0 0
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Veterinarian aims to bring hemophilia treatment to pet dogs Effort to fund new gene therapy study spotlights rare disease with elusive remedy

Nice article about ongoing work to bring #genetherapy to pet dogs with #hemophilia. Includes the importance of the research colonies in developing new therapies, both for humans and 🐶. Cute pictures!

Veterinarian aims to bring hemophilia treatment to pet dogs - News news.vin.com/default.aspx...

11 months ago 1 0 0 0

“Hi” was my daughter’s first word.

11 months ago 0 0 0 0