Woojin Han's Avatar

Woojin Han

@thewooj

Assoc Prof at Icahn SOM at Mount Sinai NYC πŸŒ† | Bioengineering & biomaterials for muscle stem cell mechanobiology, disease modeling & therapy discoveryπŸ§‘πŸ»β€πŸ”¬ https://labs.icahn.mssm.edu/woojinhanlab/

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29.08.2023
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Latest posts by Woojin Han @thewooj

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Defending PhD student, looking over their thesis: β€œIf I knew then what I know now, I could’ve done all of this in like 9 months.”

A thread about my favorite pioneering cave explorers and why I don’t think AI will ever β€œsolve” biology.

11.01.2026 21:27 πŸ‘ 89 πŸ” 31 πŸ’¬ 3 πŸ“Œ 9
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Happy holidays from the Han Lab! Celebrating a year of small wins, big milestones, and everything in between. Grateful for this team and looking ahead to the year to come.

13.12.2025 17:12 πŸ‘ 3 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0

This milestone reflects the support of incredible mentors, colleagues, trainees, and collaborators. I look forward to driving forward our work in skeletal muscle mechanobiology, bioengineering, and regenerative medicine, and through mentoring and training future scientists.

26.09.2025 16:30 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

I am excited and honored to share my promotion to Associate Professor.

26.09.2025 16:30 πŸ‘ 8 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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πŸš€ NY-CURES Launch β€” Championing State-Wide Investment in Science! πŸš€

Our new coalition advocates for sustained public support of New York’s vibrant biomedical research ecosystem β€” creating cures, economic gains & strengthening communities.

Sign up. Stay informed. Join the movement: www.nycures.org/

04.09.2025 16:32 πŸ‘ 47 πŸ” 55 πŸ’¬ 4 πŸ“Œ 6
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WNT7A mRNA Lipid Nanoparticles Promote Muscle Hypertrophy and Reduce Fatty Infiltration - Cellular and Molecular Bioengineering Purpose Myosteatosis and muscle atrophy are key pathological features of skeletal muscle degeneration in chronic injuries, degenerative myopathies, and aging. While recombinant WNT7A has shown promise...

Excited to share our new publication on mRNA-lipid nanoparticles for muscle regeneration! πŸ’ͺ🏼 Grateful for the guidance and teamwork that brought this project to life.

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

28.08.2025 02:40 πŸ‘ 9 πŸ” 2 πŸ’¬ 0 πŸ“Œ 0

This recognition is especially meaningful to me. As a PhD student and postdoc, I had the chance to work with former EIC Prof. Michael King as an assistant editor supporting this journal. Now, I am grateful to current EIC Prof. Ed Sander and the selection committee for this honor.

23.08.2025 22:15 πŸ‘ 3 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0

With mRNA LNPs, we show that muscle cells can locally produce native WNT7A, leading to myofiber hypertrophy and reduced fatty infiltration in preclinical models. This establishes mRNA delivery as a promising strategy for scalable and localized protein production in muscle regeneration.

23.08.2025 22:15 πŸ‘ 2 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

This study, led by our superstar grad student Larion Santiago @thelaar.bsky.social, used a lipid nanoparticle (LNP) mRNA platform to deliver WNT7A as a proof of concept cargo. WNT7A is a powerful regulator of muscle, but recombinant protein therapy faces major hurdles in delivery and scalability.

23.08.2025 22:15 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

In this work, we asked if muscle cells and fibers could be transformed into an β€œin vivo protein factory” capable of producing regenerative signals.

23.08.2025 22:15 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
WNT7A mRNA Lipid Nanoparticles Promote Muscle Hypertrophy and Reduce Fatty Infiltration - Cellular and Molecular Bioengineering Purpose Myosteatosis and muscle atrophy are key pathological features of skeletal muscle degeneration in chronic injuries, degenerative myopathies, and aging. While recombinant WNT7A has shown promise...

Our lab’s work is now published in Cellular and Molecular Bioengineering (CMBE) Journal, appearing in the 2025 Young Innovators Issue. I am excited to share it! link.springer.com/article/10.1...

23.08.2025 22:15 πŸ‘ 7 πŸ” 2 πŸ’¬ 1 πŸ“Œ 0

@thesoor.bsky.social @thejooosh.bsky.social @thegaaa.bsky.social @thehaan.bsky.social @thelaar.bsky.social @themiiche.bsky.social

01.08.2025 01:34 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

We’ve also had great news on the grant front, with strong scores on @thesoor.bsky.social’s F31 and our R01 grants. In the current climate, nothing’s certain, but we’re proud of the science and energized by the momentum. Grateful every day for this incredible team and all they bring.

01.08.2025 01:34 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

Watching them grow reminds us that the future of medicine/biomedical research is in good hands, and that training the next generation is one of the most meaningful things we do.

01.08.2025 01:34 πŸ‘ 0 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

First, it’s been a joy having Kelley Tu and Kelly Nguyen, two super star undergrads from Brown, join us this summer. Their curiosity, creativity, and steady drive brought so much to the lab.

01.08.2025 01:34 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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In the Han Lab, we celebrate every win, big or small, and this season has given us plenty to appreciate. 🧡

01.08.2025 01:34 πŸ‘ 6 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0
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Intramuscular adipose tissue restricts functional muscle recovery Norris et al. demonstrate the detrimental role of intramuscular adipose tissue (IMAT) on muscle regeneration. Following injury, IMAT inhibition enhances muscle regeneration by increasing myofiber dens...

Intramuscular adipose tissue restricts functional muscle recovery
www.cell.com/cell-reports...

17.07.2025 17:35 πŸ‘ 6 πŸ” 4 πŸ’¬ 0 πŸ“Œ 0
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Insights into human muscle biology from human primary skeletal muscle cell culture - Journal of Muscle Research and Cell Motility This review arises from the symposium held in honour of Prof Jenny Morgan at UCL in 2024 and the authors would like to acknowledge the outstanding contribution that Prof Morgan has made to the field o...

Considerations of working with human primary muscle cells - happy to have contributed to this important topic. Thank you Tom Francis and Steve Harridge for inviting me and Casper Soendenbroe to join you!

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

13.05.2025 12:32 πŸ‘ 17 πŸ” 3 πŸ’¬ 0 πŸ“Œ 0
3D mechanical confinement directs muscle stem cell fate and function - preLights Choking under pressure? 3D confinement in hydrogel-based culture inhibits muscle stem cell activation and differentiation

Excited to announce I just posted a new preLight showcasing the work of @thegaaa.bsky.social in the lab of @thewooj.bsky.social on the effects of 3D confinement on muscle stem cell proliferation and differentiation using an asymmetric hydrogel bilayer model. Check out the post and their paper below:

30.04.2025 05:49 πŸ‘ 3 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0

Thank you for highlighting our work!

30.04.2025 12:52 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Thrilled to share that our work is featured on the Back Cover of Advanced Biology! This 3D confocal image by GaYoung Park @thegaaa.bsky.social captures muscle stem cells confined between two hydrogel layers with distinct properties.

Read more here: advanced.onlinelibrary.wiley.com/doi/10.1002/...

17.04.2025 03:10 πŸ‘ 13 πŸ” 1 πŸ’¬ 0 πŸ“Œ 0

I am so sorry Lesley

15.04.2025 12:37 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Finally, @thejooosh.bsky.social and I teamed up to co-moderate a session! /end

12.04.2025 20:10 πŸ‘ 3 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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@thesoor.bsky.social gives a wonderful talks on FAP mechanobiology! We are really excited about this work - more coming soon.

12.04.2025 20:10 πŸ‘ 3 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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@thegaaa.bsky.social shares our recent work on 3D confinement effects on muscle stem cell fate! Our full paper here: pubmed.ncbi.nlm.nih.gov/40040295/

12.04.2025 20:10 πŸ‘ 2 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0
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@thesoor.bsky.social shares his academic journey!

12.04.2025 20:10 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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@thechaar.bsky.social presents our research on Piezo1-focal adhesion interactions to AndrΓ©s GarcΓ­a! An academic pedigree action shot.

12.04.2025 20:10 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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@thelaar.bsky.social delivers masterful talk on mRNA LNPs!

12.04.2025 20:10 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 1
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@thesoor.bsky.social gets the honorable mentions at the 3MT competition!

12.04.2025 20:10 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

Super proud of my trainees: 3 talks, 2 short talks, a poster, and co-moderating a session. Watching them grow into thriving scientists is hands-down the best part of this job. Action shots below πŸ“Έ

12.04.2025 20:10 πŸ‘ 1 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0