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Andrew Wells

@adwellspenn

Immunologist, molecular biologist, GenX Dad

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14.11.2024
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Latest posts by Andrew Wells @adwellspenn

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F.D.A. Refuses to Review Moderna’s Flu Vaccine

www.nytimes.com/2026/02/10/h...

11.02.2026 00:03 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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3D chromatin-based variant-to-gene maps across 57 human cell types reveal the cellular and genetic architecture of autoimmune disease susceptibility - Genome Biology Genome Biology - Insight into the genetic basis for many common autoimmune disorders has been uncovered by genome-wide association studies (GWAS), but this alone does not reveal causal variants,...

Congratulations to lead authors Trang, Sharma & Cook on our new Genome Biology study with the Grant, Romberg & Levings labs. V2G across ~60 cell types & 15 autoimmune GWAS

link.springer.com/article/10.1...

08.12.2025 14:44 πŸ‘ 5 πŸ” 0 πŸ’¬ 0 πŸ“Œ 1
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Improving Oversight of Federal Grantmaking By the authority vested in me as President by the Constitution and the laws of the United States of America, and to improve the process of Federal

And based on potential politicization of funding decisions?

www.whitehouse.gov/presidential...

24.11.2025 01:25 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Implementing a Unified NIH Funding Strategy to Guide Consistent and Clearer Award Decisions | Grants & Funding

Some concerning changes to how NIH decides which grant applications to fund??

grants.nih.gov/news-events/...

24.11.2025 01:22 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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ft. K. Trang, M. Pahl, J. Pippin, C. Su, S. Littleton, P. Sharma, N. Kulkarni, L. Ghanem, N. Terry, S. Anderson, B. Zemel, @alessandrachesi.bsky.social A. Wells, @struangrant.bsky.social, J. O'Brien, W. Yang, @ptitchenell.bsky.social P. Seale & @kkaestner.bsky.social elifesciences.org/articles/95411

23.01.2025 15:20 πŸ‘ 7 πŸ” 6 πŸ’¬ 1 πŸ“Œ 0

Congrats Gerd, well-deserved!

22.10.2025 21:34 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Congratulations to the 3 @pennmedicine.bsky.social honorees elected to the National Academy of Medicine! Election to @nam.edu is considered one of the highest honors in the field of health & medicine. Check back this week as we profile each new member tinyurl.com/ysjzdrbk

22.10.2025 12:44 πŸ‘ 12 πŸ” 2 πŸ’¬ 0 πŸ“Œ 1
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Large-scale multiomic analysis identifies non-coding somatic driver mutations and nominates ZFP36L2 as a driver gene for pancreatic ductal adenocarcinoma Background The identification and characterisation of somatic cancer driver mutations in the non-coding genome remains challenging. Objective To broadly characterise non-coding driver mutations for p...

Congratulations to the @amundadottir.bsky.social team for their #Gut paper reporting a large-scale multiomic analysis of pancreatic ductal adenocarcinoma. Delighted to contribute along with @adwellspenn.bsky.social. @chopresearch.bsky.social @penngenetics.bsky.social

gut.bmj.com/content/earl...

09.10.2025 12:29 πŸ‘ 7 πŸ” 3 πŸ’¬ 0 πŸ“Œ 2

My husband was detained by ICE today

Juan MuΓ±oz, an American citizen, father of 2, and local government official, was peacefully protesting w. other elected officials. He was assaulted and taken away

I have had zero contact or updates since

#SOS
@duckworth.senate.gov @durbin.senate.gov

03.10.2025 17:12 πŸ‘ 26392 πŸ” 13571 πŸ’¬ 765 πŸ“Œ 525
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A little thread: Science is defiantly anti-fascist because it pursues truth, is necessarily collaborative, and relies on open communication. And because its falsifiability is incompatible with the cultism, faith-based belief systems, disinformation, and propaganda of Christian nationalism.

09.11.2024 22:45 πŸ‘ 1288 πŸ” 329 πŸ’¬ 35 πŸ“Œ 24
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GWAS-informed data integration and non-coding CRISPRi screen illuminate genetic etiology of bone mineral density - Genome Biology Background Over 1100 independent signals have been identified with genome-wide association studies (GWAS) for bone mineral density (BMD), a key risk factor for mortality-increasing fragility fractures; however, the effector gene(s) for most remain unknown. Results We execute a CRISPRi screen in human fetal osteoblasts (hFOBs) with single-cell RNA-seq read-out for 89 non-coding elements predicted to regulate osteoblast gene expression at BMD GWAS loci. The BMD relevance of hFOBs is supported by heritability enrichment from stratified LD-score regression involving 98 cell types grouped into 15 tissues. Twenty-three genes show perturbation in the screen, with four (ARID5B, CC2D1B, EIF4G2, and NCOA3) exhibiting consistent effects upon siRNA knockdown on three measures of osteoblast maturation and mineralization. Lastly, additional heritability enrichments, genetic correlations, and multi-trait fine-mapping unexpectedly reveal that many BMD GWAS signals are pleiotropic and likely mediate their effects via non-bone tissues. Conclusions Our results provide a roadmap for how single-cell CRISPRi screens may be applied to the challenging task of resolving effector gene identities at all BMD GWAS loci. Extending our CRISPRi screening approach to other tissues could play a key role in fully elucidating the etiology of BMD.

Our latest paper, just out in #GenomeBiology: "GWAS-informed data integration and non-coding CRISPRi screen illuminate genetic etiology of bone mineral density". @chopresearch.bsky.social @penngenetics.bsky.social
genomebiology.biomedcentral.com/articles/10....

03.10.2025 12:21 πŸ‘ 11 πŸ” 2 πŸ’¬ 3 πŸ“Œ 0

Super excited to share my final postdoc paper from Rabinowitz lab- on how whole-body and tissue metabolism changes in viral infection!
pubmed.ncbi.nlm.nih.gov/40581045/

07.07.2025 20:51 πŸ‘ 109 πŸ” 24 πŸ’¬ 6 πŸ“Œ 1

Here's the NIH's proposed budget - from $48 billion to $27 billion. NIAID, current ~$7 billion cut to ~$4.2 billion.

The proposed 15% cap on indirect costs remains.

Again, these budgets are passed, and our leadership in science, technology, and innovation is gone.

www.hhs.gov/sites/defaul...

30.05.2025 21:52 πŸ‘ 638 πŸ” 375 πŸ’¬ 25 πŸ“Œ 27
NSF, NASA and NIH budgets per year, inflation adjusted from 2000-2025 along with the proposed cuts. NSF includes research component only. Massive cuts across all sectors, well below support spanning 25 years.

NSF, NASA and NIH budgets per year, inflation adjusted from 2000-2025 along with the proposed cuts. NSF includes research component only. Massive cuts across all sectors, well below support spanning 25 years.

How bad will it be? Catastrophic.

Proposed cuts to #NSF, #NIH, and #NASA will set the US R&D landscape back 25 yrs+, cause economic and job loss now, and undermine innovations to come.

But, this is the WH's *proposed* budget.

Speak up now before it is too late.

(inflation adjusted $-s below)

31.05.2025 02:50 πŸ‘ 2605 πŸ” 1369 πŸ’¬ 70 πŸ“Œ 125
β€œMaybe we need to treat more diabetes with cooking classes, not just throwing insulin at people,” FDA Commissioner Marty Makary said on Fox News’ Sunday Futures. β€œYou know, scientists have been waving the flag for years, saying you’ve got to look at this body of scientific data, and the modern medical establishment really has been disconnected.”

β€œMaybe we need to treat more diabetes with cooking classes, not just throwing insulin at people,” FDA Commissioner Marty Makary said on Fox News’ Sunday Futures. β€œYou know, scientists have been waving the flag for years, saying you’ve got to look at this body of scientific data, and the modern medical establishment really has been disconnected.”

As the parent of a type-I diabetic, I would like to invite the ignorant piece of shit currently directing the FDA to kiss my ass.

26.05.2025 04:09 πŸ‘ 10993 πŸ” 2154 πŸ’¬ 479 πŸ“Œ 213

To my fellow colleagues at institutions denied federal funding by the current administration, will you serve on NIH study section panels when requested??

26.05.2025 14:16 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Trump Has Cut Science Funding to Its Lowest Level in Decades (Gift Article) The lag in funding extends far beyond D.E.I. initiatives, affecting almost every area of science: chemistry, computing, engineering, materials and more.

The @upshot.nytimes.com has put together a vivid illustration of how the Trump administration has hollowed out American science. Gift link: nyti.ms/4kBTVql

22.05.2025 19:20 πŸ‘ 73 πŸ” 44 πŸ’¬ 3 πŸ“Œ 8

🚨 A new rule would let career scientists like NSF/NIH program officers be replaced by political appointees

Already 14,000+ public comments, deadline is Friday

πŸ“£ Comments can be short. Courts consider themβ€”and scientists with NSF/NIH experience are especially impactful

Speak up! shorturl.at/WKuBj

21.05.2025 17:39 πŸ‘ 538 πŸ” 510 πŸ’¬ 25 πŸ“Œ 51

All of NIH funding to Northwestern University is frozen. This pause includes noncompeting approved funding, new and competing grants with fundable scores. No reimbursements for money already spent have been received since March. This situation is rarely reported so please Please get the word out!

23.05.2025 17:56 πŸ‘ 2259 πŸ” 1320 πŸ’¬ 34 πŸ“Œ 31
NIH Budget (2025 Dollars)
Presidential Proposal
-- Congressional Appropriation
FY2026 Presidential Proposal
Fiscal Year

NIH Budget (2025 Dollars) Presidential Proposal -- Congressional Appropriation FY2026 Presidential Proposal Fiscal Year

Check this chart.
Purple line: NIH actual budget (as passed by Congress) after 2000.
This is in real (inflation-adjusted) dollars.

The Trump/Vought proposal for 2026 (yellow) is catastrophic, for US science and medical cures for Americans. That's a massive drop.

06.05.2025 19:04 πŸ‘ 134 πŸ” 83 πŸ’¬ 7 πŸ“Œ 8

The Babadoo

03.05.2025 12:02 πŸ‘ 3 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Trump proposes unprecedented budget cuts to US science Huge reductions, if enacted, could have β€˜catastrophic’ effects on US competitiveness and the scientific pipeline, critics say.

This would decimate academic science

www.nature.com/articles/d41...

03.05.2025 11:56 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Characterization of non-coding variants associated with transcription-factor binding through ATAC-seq-defined footprint QTLs in liver Dudek etΒ al. use chromatin accessibility data in liver from 170 human donors to measure transcription factor binding at genetic variants. They observed 809 variants associated with binding. Given bind...

@maxdudek.bsky.social applied a deep learning algorithm to ATAC-seq from 170 livers to measure TF binding at non-coding variants. We show "footprint QTLs" (#fpQTLs) can fine-map causal variants. @ajhgnews.bsky.social @penngenetics.bsky.social @chopresearch.bsky.social
www.cell.com/ajhg/abstrac...

17.04.2025 15:05 πŸ‘ 31 πŸ” 9 πŸ’¬ 3 πŸ“Œ 0
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Characterization of non-coding variants associated with transcription-factor binding through ATAC-seq-defined footprint QTLs in liver Dudek etΒ al. use chromatin accessibility data in liver from 170 human donors to measure transcription factor binding at genetic variants. They observed 809 variants associated with binding. Given bind...

Our new paper is out today in AJHG! We applied a "footprinting" algorithm to ATAC-seq data from 170 livers to find non-coding variants associated with TF binding. We show that these "footprint QTLs" (#fpQTLs) can fine-map GWAS loci at base-pair resolution.
www.cell.com/ajhg/fulltex...

17.04.2025 15:49 πŸ‘ 18 πŸ” 7 πŸ’¬ 1 πŸ“Œ 0
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Internal budget document reveals extent of Trump’s proposed health cuts HHS would be asked to absorb a $40 billion cut, about one third of its discretionary budget.

SCOOP: Internal budget doc reveals extent of Trump’s proposed health cuts. About 1/3 of HHS discretionary budget. Our story w @carolynyjohnson.bsky.social @rachelroubein.bsky.social @joelachenbach.bsky.social @laurenweberhp.bsky.social www.washingtonpost.com/health/2025/...

16.04.2025 20:32 πŸ‘ 165 πŸ” 98 πŸ’¬ 20 πŸ“Œ 34
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Five things to know if your federal grant is terminated If you want to appeal the decision, know the rules that govern terminations, as well as the specific rationale given in your notice, science policy experts say.

www.thetransmitter.org/funding/five...

09.04.2025 05:59 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
Images of protests and crowds across the country. 

HANDSOFF APRIL 5TH 2025
BOSTON
NEW YORK
CHICAGO
PORTLAND
SAN FRANCISCO
SAN DIEGO
IDAHO
UTAH
OAKLAND
(AND SOOOO MANY MORE!)

Images of protests and crowds across the country. HANDSOFF APRIL 5TH 2025 BOSTON NEW YORK CHICAGO PORTLAND SAN FRANCISCO SAN DIEGO IDAHO UTAH OAKLAND (AND SOOOO MANY MORE!)

They are now estimating 2.3 million across the country. Keep it going folks.

#handsoff #50501protests

05.04.2025 23:39 πŸ‘ 10463 πŸ” 2981 πŸ’¬ 125 πŸ“Œ 184
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Another Child Dies from Measles RFK Jr. plans to attend the funeral. He should apologize to the parents for his actions during a measles epidemic that likely involves thousands of children.

open.substack.com/pub/pauloffi...
RFK Jr. should apologize to parents for his inaction during this measles epidemic.

06.04.2025 12:21 πŸ‘ 197 πŸ” 61 πŸ’¬ 14 πŸ“Œ 9
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NIH Grants Fueled $95 Billion In FY 2024 Economic Activity, Finds New Report National Institutes of Health grants generated almost $95 billion in economic activity nationwide in FY 2024 according to a new report by United for Medical Research.

New report shows that NIH grants fueled $95 billion in economic activity and 407,782 jobs in 2024.

That's not to mention the countless lives that biomedical research has saved.

Show me a better investment than that.
www.forbes.com/sites/michae...

12.03.2025 20:47 πŸ‘ 2030 πŸ” 1144 πŸ’¬ 23 πŸ“Œ 72

I am somehow for the first time ever reviewing for PNAS and their reviewer instructions include this BANGER of a line:

"The purpose of peer review is not to demonstrate proficiency in identifying flaws"

Print it in eleventy point font and hang it from the hillside. Scream it from the rooftops.

13.03.2025 14:59 πŸ‘ 729 πŸ” 138 πŸ’¬ 20 πŸ“Œ 14