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Posts by Jacob Kitzman

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🧬Online now!
📄Using a modular massively parallel reporter assay to discover context-dependent regulatory activity in type 2 #diabetes -linked noncoding regions
🧑‍🤝‍🧑 @adel-aide.bsky.social @jacobkitzman.bsky.social & co
👉 bit.ly/4vhnLXf

2 weeks ago 0 1 0 0
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Traders placed $580mn in oil bets ahead of Donald Trump’s social media post on Iran talks Thousands of Brent and WTI contracts changed hands 15 minutes before president’s message on Truth Social

Someone or someones made $580,000,000 in exquisitely well-timed oil trades that took place 15 minutes before Trump's dubiously optimistic post about the negotiations with Iran.

Gift link ⤵️

giftarticle.ft.com/giftarticle/...

4 weeks ago 2443 1310 87 152

In today’s episode of “insurance companies are the worst”

@bcbsm.bsky.social & Michigan Medicine can’t come to an agreement leaving ~70% of commercially insured Michiganders possibly out of network 7/1.

Their entire goal is to make $ yet are painting a non profit hospital as the villain.

1/

1 month ago 82 19 8 4

High-throughput mapping of 6,888 RAD51D variants identifies distinct biochemical functions needed for homologous recombination and olaparib response www.biorxiv.org/content/10.64898/2026.01...

3 months ago 0 1 0 0
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Trump threatens to intervene if Iran kills peaceful protesters "We are locked and loaded and ready to go," the president said on Truth Social early Friday, after economic protests in the Islamic Republic took a sharply violent turn.

Yes, killing peaceful protesters is a sign of tyranny.

www.nbcnews.com/world/iran/t...

3 months ago 8106 1955 214 77
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The Moment We Lost The Plot It has never been easy for me to write about January 6. ...

The Moment We Lost The Plot talkingpointsmemo.com/news/the-mom...

3 months ago 399 109 8 7

And a poster today (9259W) from talented undergrad researcher Ellie Bloss. Then, on Friday, two coding MAVEs for the price of one, from amazing postdoc Seba Vishnopolska (poster 5039F)

6 months ago 3 0 0 0
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excited to be at #ASHG25! Lab has brought a series of functional screens - talks tomorrow from postdoc Adelaide Tovar @adel-aide.bsky.social (945am) and clinical asst prof Tony Scott (215pm) showing a pair of high-throughput functional screens.

6 months ago 4 2 0 1
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Asst Professor | U-M Careers

The Department of Human Genetics at the University of Michigan is looking for a new faculty colleague at the rank of Assistant Professor. Please share!

careers.umich.edu/job_detail/2...

6 months ago 12 13 0 0

Delighted for this to be published at AJHG @ajhgnews.bsky.social ! Updates vs the preprint include new comparisons to AlphaMissense and other predictors. We hope this map will help improve clinical variant interpretation in MUTYH! #VUS #VariantEffects #ColorectalCancer www.cell.com/ajhg/fulltex...

8 months ago 3 2 0 0
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Saturation mapping of MUTYH variant effects using DNA repair reporters With widespread clinical genetic testing, variants of uncertain significance are rapidly accumulating in cancer-risk genes. We used a high-throughput assay to test every missense variant in MUTYH, a k...

🚨New from @jacobkitzman.bsky.social & co!
📄Saturation mapping of MUTYH variant effects using DNA repair reporters
#MAVE

8 months ago 3 1 0 0

They don't care that republicans still get cancer and other diseases and fall on hard times and have special-needs kids. This was the deal. "We will hurt the people you hate even if it hurts you" and half the country signed up in blood

9 months ago 117 20 4 2
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As a diversity grant dies, young scientists fear it will haunt their careers The Trump administration defunded the National Institute of Health's MOSAIC grant program, which launched the careers of scientists from diverse backgrounds.

A group of scholars and I had a chance to share our experiences with the MOSAIC program being terminated 🧪

www.npr.org/sections/sho...

11 months ago 33 18 0 0
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We hope this serves as a useful resource to assist with rare variant interpretation, and believe our approach can be extended to other DNA repair factors where the #VUS burden challenges the actionability of genetic testing. 5/5

1 year ago 0 0 0 0

We examined individual-level clinical phenotypes of MUTYH biallelic individuals, in collaboration with a clinical lab (Ambry Genetics). Individuals with a pathogenic+missnse VUS had much higher polyposis risk -- when their VUS scored as abnormal by our assay 4/5

1 year ago 0 0 1 0
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Our map perfectly separates known pathogenic and benign variants from ClinVar, and based upon clinical calibration, it provides ‘strong’ evidence to resolve the >1000 standing clinical missense VUS 3/5

1 year ago 0 0 1 0

To measure MUTYH variant function, we leveraged a reporter containing a mispair of 8oxoguanine w/ adenine, the substrate that MUTYH recognizes. AFAIK, this is the first MAVE coupled to a direct readout of repair at an DNA oxidative damage lesion. 2/5

1 year ago 0 0 1 0
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Saturation mapping of MUTYH variant effects using DNA repair reporters Variants of uncertain significance (VUS) limit the actionability of genetic testing. A prominent example is MUTYH, a base excision repair factor associated with polyposis and colorectal cancer, which ...

New preprint! Led by postdoc Shelby Hemker, we systematically test the function of every possible coding mutation in MUTYH, a colorectal cancer risk gene with a high pathogenic carrier rate (~1:50 in some ancestry groups). #VUS #VariantInterpretation
www.biorxiv.org/content/10.1...
1/5

1 year ago 3 1 1 1
Senator Tina Smith said: This is the ultimate dick boss move from Musk - except he isn’t even the boss, he’s just a dick.

That was in response to Musk saying “Consistent with President @realDonaldTrump's instructions, all federal employees will shortly receive an email requesting to understand what they got done last week. Failure to respond will be taken as a resignation.”

Musk responded @SenTinaSmith “What did you get done last week?”

Senator Tina Smith said: This is the ultimate dick boss move from Musk - except he isn’t even the boss, he’s just a dick. That was in response to Musk saying “Consistent with President @realDonaldTrump's instructions, all federal employees will shortly receive an email requesting to understand what they got done last week. Failure to respond will be taken as a resignation.” Musk responded @SenTinaSmith “What did you get done last week?”

Elon, I hate to break it to you but you aren’t my boss. I answer to the people of Minnesota.

But since you bring it up, I spent last week fighting to stop tax breaks for billionaires like you, paid for by defunding health care for moms and babies

1 year ago 22164 4182 633 312
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Trump Administration Stalls Scientific Research Despite Court Ruling (Gift Article) Using an arcane law, officials have effectively delayed funding from the National Institutes of Health, leaving medical studies in jeopardy.

New York Times article now up on Federal Register stuff.

www.nytimes.com/2025/02/21/s...

1/n

1 year ago 650 357 17 23
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In short: SpliceAI and Pangolin generally performed well. Splicing effects are harder to predict in exons vs introns. Gene model annotation really matters!  We think the places where they disagree will be interesting targets for future MPSAs.  3/3

2 years ago 0 0 0 0

This leverages MPSAs from our group and others. Cathy led several of these, including one published this past summer in WT1, a  transcription factor where alt splicing is disrupted in Mendelian forms of nephrotic syndrome www.kireports.org/article/S246...   2/3

2 years ago 0 0 1 0
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Last paper from the group for 2023, now out at Genome Biology! Led by recent bioinformatics grad Cathy Smith, we used #VariantEffect maps from massively parallel splicing assays (MPSA) to test bioinformatic splicing effect predictors genomebiology.biomedcentral.com/articles/10....  1/3

2 years ago 2 0 1 0

Finally, also on Thursday, PB1111 from talented undergrad Kirsten Nishino (also w/ Steve Parker & Adelaide Tovar) examines how environment effects modify transcriptional response using this modular MPRA system 5/5

2 years ago 0 0 0 0
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On Sat, PB1089 from postdoc Adelaide Tovar (& Steve Parker lab) uses a modular MPRA to interrogate enhancer-promoter context and cell type influences on regulatory action 4/5

2 years ago 0 0 1 0

Also, PB1030 from 2xDr Anthony Scott and colleagues at Ambry Genetics shows how we've calibrated another deep mutational scan of another #LynchSyndrome gene, MLH1, for use in clinical variant interpretation 3/5

2 years ago 0 0 1 0

Check out these posters on Thurs too! In PB1006, we present a really cool (imho) DMS strategy from postdoc Shelby Hemker which goes beyond drug or viability selections to read out function of DNA repair factor variants 2/5

2 years ago 0 0 1 0

So many great talks and posters to see at #ASHG23 #ASHG2023! Here are a few from my group. Thurs 11:15AM (session 23), postdoc Seba Vishnopolska will present a deep mutational scan of a key #LynchSyndrome factor PMS2. 1/5

2 years ago 4 0 1 0