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Dan Starr

@danstarrucdavis.bsky.social

Cell Biologist, Nuclear Envelope, Allen Distinguished Investigator, co-Director of PREP. Associate Dean of Research. Views are my own.

1,925 Followers  |  2,157 Following  |  62 Posts  |  Joined: 21.09.2023
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Posts by Dan Starr (@danstarrucdavis.bsky.social)

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Recent studies in living animals reveal that the cytoplasm is a thick, jam-like fluid. And yet, miraculously, hoards of molecules find their way to each other in every crowded cell. www.quantamagazine.org/the-biophysi...

18.02.2026 16:11 β€” πŸ‘ 38    πŸ” 10    πŸ’¬ 0    πŸ“Œ 2
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Forget the textbook view of a cell as a calm, orderly place. Glowing trackers reveal that it is jam-packed as a crowded nightclub β€” raising questions about how molecules can encounter their partners for the reactions that enable life. www.quantamagazine.org/the-biophysi...

20.02.2026 15:13 β€” πŸ‘ 38    πŸ” 10    πŸ’¬ 0    πŸ“Œ 2
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The Biophysical World Inside a Jam-Packed Cell | Quanta Magazine Innovations in imaging and genetic engineering are coming together to probe the biophysics of cytoplasm inside living animals.

An estimated 1 billion biochemical reactions occur every second in every cell of our bodies. New research is revealing how cells harness physics by packing molecules into tiny spaces to make these reactions happen.

22.02.2026 16:46 β€” πŸ‘ 34    πŸ” 9    πŸ’¬ 0    πŸ“Œ 1
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The Biophysical World Inside a Jam-Packed Cell | Quanta Magazine Innovations in imaging and genetic engineering are coming together to probe the biophysics of cytoplasm inside living animals.

New in @quantamagazine.bsky.social: the science of cytoplasmic crowding. From Liam Holt & Simone Reber's work to our discovery that in vivo cytoplasm is 50x more crowded than cultured cells. Thanks @danstarrucdavis.bsky.social & @gabepopkin.bsky.social! www.quantamagazine.org/the-biophysi...

19.02.2026 22:34 β€” πŸ‘ 10    πŸ” 5    πŸ’¬ 1    πŸ“Œ 0
Bruce Springsteen - Streets Of Minneapolis (Official Audio)
YouTube video by Bruce Springsteen Bruce Springsteen - Streets Of Minneapolis (Official Audio)

I wrote this song on Saturday, recorded it yesterday and released it to you today in response to the state terror being visited on the city of Minneapolis. It’s dedicated to the people of Minneapolis, our innocent immigrant neighbors and in memory of Alex Pretti and Renee Good.

Stay free

28.01.2026 17:02 β€” πŸ‘ 97512    πŸ” 40913    πŸ’¬ 4304    πŸ“Œ 5371

I too have family members in Minneapolis out protesting. if the Democrats shut the government down, we will lose. Trump will find other ways to send goons to our cities. This doesn’t stop until he is out. We should pass the rest of the budget that saves education

26.01.2026 18:16 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0

Don't forget about the trainees who would be unemployed, out of science, and the international students that would be deported.

26.01.2026 16:46 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 2    πŸ“Œ 0

I disagree. Trump wants a 40% cut to NIH. It's easy for tenured profs to say "shut it all down". But what about our trainees? This would mean thousands of trainees unemployed and leaving science. And thousands of students would be deported. Our trainees are scared. This language doesn't help.

26.01.2026 16:44 β€” πŸ‘ 0    πŸ” 0    πŸ’¬ 3    πŸ“Œ 0
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My sister-in-law's dad died last week, in hospice in the VA hospital in Minneapolis. I just learned Alex Pretti was part of his care team. They shot Alex less than 1/2 mile from my niece's house while doing the same observation work that my niece is doing. These are real people. Step up folks!

25.01.2026 18:41 β€” πŸ‘ 504    πŸ” 114    πŸ’¬ 5    πŸ“Œ 0
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Committee Releases Conferenced Defense, Homeland Security, Labor, Health and Human Services, Education, and Related Agencies, and Transportation, Housing and Urban Development, and Related Agencies Bi... United States Senate Committee on Appropriations

The conference (agreement between House and Senate) appropriations bill that includes HHS and NIH was released this morning.

www.appropriations.senate.gov/news/majorit...

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20.01.2026 15:55 β€” πŸ‘ 95    πŸ” 75    πŸ’¬ 3    πŸ“Œ 11
R35 MIRA NOFO

R35 MIRA NOFO

NIGMS R35 Maximizing Investigator's Research Award (MIRA) for Outstanding Investigators new NOFO is available!!
Submission dates starting in January 2026 through May 2028.
See link below: simpler.grants.gov/opportunity/...

14.12.2025 13:16 β€” πŸ‘ 30    πŸ” 22    πŸ’¬ 0    πŸ“Œ 1
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We persist.

15.12.2025 06:18 β€” πŸ‘ 8    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

worst conference app ever. There were better apps in 2005, before I had a cell phone.

08.12.2025 03:14 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
Two as one: when scientists run a lab together - Nature Methods Leading a lab is both a venture and an adventure. It’s double that for these researchers.

Grateful to be featured in Nature Methods discussing how @danstarrucdavis.bsky.social and I run the joint Starr-Luxton Lab @ucdavis.bsky.social together. Thanks to Vivien Marx for the thoughtful interview - she really captured what makes this model work. www.nature.com/articles/s41...

05.12.2025 00:56 β€” πŸ‘ 15    πŸ” 3    πŸ’¬ 0    πŸ“Œ 0
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The U.S. Is Funding Fewer Grants in Every Area of Science and Medicine (Gift Article) A quiet policy change means the government is making fewer bets on long-term science.

New York Times article on science funding with some depressing but familiar curves with interactive graphics.

www.nytimes.com/interactive/...

02.12.2025 11:57 β€” πŸ‘ 138    πŸ” 97    πŸ’¬ 3    πŸ“Œ 9

This is our community!

26.11.2025 16:33 β€” πŸ‘ 5    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Clearly, Collabfold is the only correct answer.

22.11.2025 02:40 β€” πŸ‘ 4    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Thank you. This is what we in California want.

10.11.2025 01:48 β€” πŸ‘ 10    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

@padilla.senate.gov @schiff.senate.gov do not vote to open the govern without obtaining an extension of the ACA subsidies. Protect working class. Protect access to healthcare. DO NOT CAVE.

10.11.2025 01:35 β€” πŸ‘ 2    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

For UCD attendance verification, first year students can get official "proof of enrollment" paperwork from the registrar's office.

05.11.2025 06:19 β€” πŸ‘ 3    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0
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Warning. ⚠️ If you are writing an NSF GRFP, new this year, you need official transcripts to apply. Beware. They will not review applications without official transcripts. ‼️

04.11.2025 20:50 β€” πŸ‘ 83    πŸ” 115    πŸ’¬ 11    πŸ“Œ 7
Scaling back DEI programmes and the loss of scientific talent Nature Cell Biology - Programmes that support diversity, equity and inclusion (DEI) in science are under attack in the USA. Data indicate that diversity in the scientific workforce increases...

@joann-trejo.bsky.social, @marymunson4.bsky.social and I have a commentary in @natcellbio.nature.com on recent attacks on DEI in biomedical research: "If scientific research, especially biomedical research, is meant to serve everyone, then it requires that everyone has an opportunity to participate"

23.10.2025 16:36 β€” πŸ‘ 268    πŸ” 172    πŸ’¬ 6    πŸ“Œ 25
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This is less than half out harvest of pomegranates and persimmons

19.10.2025 23:09 β€” πŸ‘ 3    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

Ironic this would be in Nature Cell Biology

10.10.2025 22:38 β€” πŸ‘ 3    πŸ” 0    πŸ’¬ 0    πŸ“Œ 0

A lesson I learned initially in grad school and constantly work on today is that old Jewish guys should not try to give inspirational talks.

09.10.2025 21:12 β€” πŸ‘ 1    πŸ” 0    πŸ’¬ 1    πŸ“Œ 0
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a blurry picture of a person wearing red sunglasses and a colorful shirt ALT: a blurry picture of a person wearing red sunglasses and a colorful shirt

Submitting an R01 to NIH today. We're super proud of the work, and feel its important, but where is it going now?

06.10.2025 19:05 β€” πŸ‘ 15    πŸ” 2    πŸ’¬ 1    πŸ“Œ 0

Just a reminder if you're getting a manuscript together (like we are) to thank your core facilities!

29.09.2025 15:48 β€” πŸ‘ 13    πŸ” 6    πŸ’¬ 0    πŸ“Œ 0

πŸŽ‰Check out our new preprint!! 🧬We found that lamin mutations in muscular dystrophy don’t just affect the nucleus β€” they disrupt a nucleolar–ribosomal axis that reorganizes the entire cytoplasm.
Very grateful to @danstarrucdavis.bsky.social, @gwgl.bsky.social and our lab for collaboration & support!

23.09.2025 19:52 β€” πŸ‘ 3    πŸ” 4    πŸ’¬ 0    πŸ“Œ 0

🧬 NEW Starr-Luxton Lab PREPRINT: Our 🌠grad student
@XiangyiDing
figured out why muscular dystrophy mutations cause such widespread cellular chaos. The answer wasn't what we expected - and it changes how we think about the disease. Thread🧡 (1/6). www.biorxiv.org/content/10.1...

23.09.2025 18:26 β€” πŸ‘ 9    πŸ” 3    πŸ’¬ 1    πŸ“Œ 1
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Worms Reveal Just How Cramped Cells Really Are In a new study published in Science Advances on September 10, a team of UC Davis researchers tracked the movement of fluorescent particles inside the cells of microscopic worms, providing unprecedente...

biology.ucdavis.edu/news/worms-r...

10.09.2025 19:19 β€” πŸ‘ 7    πŸ” 5    πŸ’¬ 1    πŸ“Œ 0