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Posts by Ed Phelps

Live human pancreas slice with islet cells stained red.

Live human pancreas slice with islet cells stained red.

With the potential to limit T cell activity locally, a new drug called ImmTAAI may enable targeted immunoregulation treatment for type 1 diabetes.

Learn more in this week’s issue of #ScienceAdvances: https://scim.ag/3NQusPc

2 weeks ago 27 3 1 0
Close up with a beautiful nudibranch on a rocky reef. The lower half of the image is a palette of swatches made from the nudi's vibrant colours.

Close up with a beautiful nudibranch on a rocky reef. The lower half of the image is a palette of swatches made from the nudi's vibrant colours.

Once upon a time I just admired nudis and sea slugs.

But it was not enough. Now apparently I'm creating an R package to celebrate their colour palettes? 😅

First up, my Sydney fave, Hypselodoris bennetti.

#rstats #nudibranch #dataviz 🦑🐙🧪 #marinelife #invertebrates

3 weeks ago 1244 292 38 56

"i have two Microsoft Outlooks, and neither one of those are working."

The Astronauts truly representing us all up there.

2 weeks ago 5966 1443 121 80
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Beta cell–targeted PD-1 agonist inhibits cell-mediated autoimmunity in pancreas tissue slices A beta cell–targeting, affinity-enhanced TCR fused to a PD-1 agonist inhibits cellular immunity relevant to human type 1 diabetes.

Pleased to share our latest research where we investigated a potential new drug for type 1 diabetes in slices of living human pancreas tissue from nPOD donors
#industrycollaboration with Immunocore
@bruskolab.bsky.social @ufbme.bsky.social @ufresearch.bsky.social
www.science.org/doi/10.1126/...

2 weeks ago 5 3 1 0

My main gripe with the alphafold example is how it shows you need decades and decades of high quality data, well structured, open and accessible to train a model -- and yet they always gloss over it and pretend it's just AI and magic. No, we need to continuously invest in real data and FAIR data.

3 weeks ago 217 85 4 5

Trick question. Use Hoechst-S76912 (nuclear yellow). Frees up 405 channel.

1 month ago 2 0 1 0

PSA: Do not take your plasmids for granted. Sequence EVERYTHING. Trust no one.

2 months ago 30 6 4 1
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Blood methylome signatures in children exposed to maternal type 1 diabetes are linked to protection against islet autoimmunity - Nature Metabolism Through an epigenome-wide blood analysis in children of mothers with or without type 1 diabetes, the authors identify epigenetic modifications of type 1 diabetes susceptibility loci through which mate...

Insights on downstream immunity from blood methylome signatures in children exposed to maternal type 1 diabetes #T1D #Genetics #Epigenetics www.nature.com/articles/s42...

5 months ago 5 3 0 0
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Beta cell secreted GABA sets appropriate insulin secretion by modulating islet calcium oscillations Gamma-aminobutyric acid (GABA) is produced in pancreatic beta cells and is implicated in modulating islet function, yet its precise physiological role…

Pleased to share our latest paper characterizing a beta cell specific GABA knockout by first-author and fantastic postdoc Sandra Ferreira
www.sciencedirect.com/science/arti...

5 months ago 1 1 0 0

LOVE the audio signal in the supplementary videos. Wonderfully creative interpretive aid for the reader/listener. Excellent data, cool work! Congrats!

7 months ago 2 0 1 0
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Efficient transduction of pancreas tissue slices with genetically encoded calcium integrators This study combines live pancreas tissue slices with adenoviral transduction of the Calcium Modulated Photoactivatable Ratiometric Integrator 2 (CaMPARI2) biosensor for high-throughput analysis of isl...

New tool to study beta-cell biology on tissue slices www.biorxiv.org/content/10.1... #PancSky

7 months ago 5 2 0 0

Nuc Yellow

7 months ago 1 0 0 0
Beta cell dysfunction occurs independently of insulitis in type 1 diabetes pathogenesis Huber et al. used live pancreas slices from donors with recently diagnosed type 1 diabetes to reveal beta cell dysfunction independent of local immune cells. Real-time imaging and molecular analyses u...

Pleased to share our latest article by first author @molliehuber.bsky.social focusing on beta cell function in living pancreas tissue slices from organ donors with T1D, a co-equal collaboration with Clayton Mathews. Includes live videos of insulitis in human T1D. #nPOD

www.cell.com/cell-reports...

7 months ago 1 0 0 0
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Beta cell dysfunction occurs independently of insulitis in type 1 diabetes pathogenesis Huber et al. used live pancreas slices from donors with recently diagnosed type 1 diabetes to reveal beta cell dysfunction independent of local immune cells. Real-time imaging and molecular analyses u...

I am excited to announce our paper “Beta cell dysfunction occurs independently of insulitis in type 1 diabetes pathogenesis” is out in Cell Reports! @eaphelps.bsky.social
www.cell.com/cell-reports...

7 months ago 7 4 0 0
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Survival of Transplanted Allogeneic Beta Cells with No Immunosuppression | NEJM The need to suppress a patient’s immune system after the transplantation of allogeneic cells is associated with wide-ranging side effects. We report the outcomes of transplantation of genetically m...

Important first-in-human report today for donor pancreatic islet beta-cell transplant to an individual w/Type 1 diabetes. With genome editing, there was no immune response induced or need for immunosuppression. Major implications for transplantation in general @nejm.org
www.nejm.org/doi/pdf/10.1...

8 months ago 299 77 12 8
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First ADA 5k in the bag. #ADAChicago

9 months ago 6 0 0 0
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Stem Cell–Derived, Fully Differentiated Islets for Type 1 Diabetes | NEJM Zimislecel is an allogeneic stem cell–derived islet-cell therapy. Data on the safety and efficacy of zimislecel in persons with type 1 diabetes are needed. We conducted a phase 1–2 study of zimisle...

What an amazing time to be a biomedical scientist.

www.nejm.org/doi/abs/10.1...

9 months ago 115 19 0 1
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Increased inflammation as well as decreased endoplasmic reticulum stress and translation differentiate pancreatic islets from donors with pre-symptomatic stage 1 type 1 diabetes and non-diabetic donor... Aims/hypothesis Progression to type 1 diabetes is associated with genetic factors, the presence of autoantibodies and a decline in beta cell insulin secretion in response to glucose. Very little is kn...

Human islet proteome changes in stage 1 type 1 diabetes reveals increased inflammation and decreased endoplasmic reticulum stress.
link.springer.com/article/10.1... 🔓

10 months ago 4 1 0 1
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When a Decision on Manuscript email arrives a minute before you go out to celebrate your birthday

11 months ago 95 12 3 1
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How academics imagine their lives would look like if they decide to work in tech

1 year ago 8913 1061 308 287

I'm the 1st scientist in my family. My parents were amazed I could attend @caltech.edu, an elite private school, for my PhD studies FOR FREE. In fact, I was paid to become a PhD chemist. STEM is a pathway to a good career. I study TB- a disease that impacts millions. Fund NIH.

11 months ago 158 24 1 1
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Role of GLP1-receptor-mediated α-β-cell communication in functional β-cell heterogeneity. While the islet β-cells were traditionally viewed as a singular functional entity, findings of 1970s and up until recent years, reveal that individual β-cells differ in their calcium dynamics and insu...

Check out this pre-print from Vira Kravets, Andraz Stozer and myself, for the influence of alpha cells on heterogenous islet Ca2+ responses, including first-responders and first phase timing/amplitude. Was great to be part of this!

www.biorxiv.org/content/10.1...

11 months ago 11 3 0 0

very sorry to hear about your loss of Rosa

1 year ago 1 0 0 0
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Great session on biomaterials for beta cell replacement in T1D at #SFB2025. Thanks to all the speakers and co-organizer Jess Weaver.

1 year ago 3 0 0 0
CaMPARI2 provides a marker of beta-cell function, allowing high content analysis

CaMPARI2 provides a marker of beta-cell function, allowing high content analysis

Tracking Ca2+ responses in pancreas just got better! Our latest preprint by Charles Lazimi and Austin Stis showcases CaMPARI 🍸 as a fixable functional marker in living pancreas slices. @cherie-stabler.bsky.social @linnemannlab.bsky.social
www.biorxiv.org/content/10.1...
#CalciumImaging #Diabetes

1 year ago 7 3 0 0

Sitting in a journal club-style class right now and after the main presenters present, there are "roles" from others in the group, like the "archeologist" who looks into the citation trail, the "private investigator" who tries to dig into the history, and the "industry practitioner", etc. Cool idea!

1 year ago 57 13 4 0
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Postdoctoral Research Fellow - Vancouver, British Columbia (CA) job with University of British Columbia Department of Surgery | 12837375 The successful candidate will work on a project developing cell-based therapies for those living with type 1 diabetes (T1D).

We're looking for postdoctoral scholars to join our team in Vancouver 🇨🇦. We work on cell-based approaches aimed at curing type 1 diabetes. Bring your own ideas for projects or work on one that's already funded! More details here: www.nature.com/naturecareer...

1 year ago 20 23 0 1
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New aquarium denizens

1 year ago 1 0 0 0
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UF Biomedical Engineering STEM Outreach Day Dr. Edward Phelps of the University of Florida J. Crayton Pruitt Family Department of Biomedical Engineering talks about STEM Outreach Day on Saturday, March 8 from 10 a.m. to 1 p.m. in the UF Reitz U...

Listen to my interview on our local NPR station @wuft.org show "Tell Me About It" to learn more about this awesome event to connect the public with the research we do on UF's campus. www.wuft.org/podcast/tell...

1 year ago 1 0 0 0
UF Biomedical Engineering STEM Outreach Day

Date/Time
Date(s) - 03/08/2025
10:00 am - 1:00 pm

Location
Reitz Student Union

Join us on Saturday, March 8, 2025, from 10 a.m. to 1 p.m. at the Reitz Student Union on the UF campus for a free, family-friendly event designed to spark curiosity and inspire the next generation of STEM leaders. This outreach event is perfect for students in grades K-12, offering an exciting glimpse into the world of biomedical engineering—a field where science, technology, engineering, and mathematics come together to revolutionize healthcare.

UF Biomedical Engineering STEM Outreach Day Date/Time Date(s) - 03/08/2025 10:00 am - 1:00 pm Location Reitz Student Union Join us on Saturday, March 8, 2025, from 10 a.m. to 1 p.m. at the Reitz Student Union on the UF campus for a free, family-friendly event designed to spark curiosity and inspire the next generation of STEM leaders. This outreach event is perfect for students in grades K-12, offering an exciting glimpse into the world of biomedical engineering—a field where science, technology, engineering, and mathematics come together to revolutionize healthcare.

Saturday March 8 is UF Biomedical Engineering STEM Outreach Day! Come and learn about the amazing world of Biomedical Engineering. See how our incredible research impacts human health. Event is free and open to the public with free parking! Free cookies and lemonade too!
bme.ufl.edu/events/uf-bi...

1 year ago 1 0 1 0
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