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Posts by Gabriel Ortega

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🔬 Biophysics Week a la @uvic-ucc.cat!
El 25/03/26 acollim la xerrada “Nanorobots in action” amb la Dra. Maria Guix Noguera, per descobrir com la biofísica nano pot transformar la medicina del futur.
📍 Aula Magna
🕥 11:30 h
🔗 Inscripcions: tuit.cat/NgpwL

#BioPhyzza2026 #BiophysicsWeek #UVicUCC #FCTE

1 month ago 3 2 0 0
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🚨 𝐑𝐞𝐬𝐞𝐚𝐫𝐜𝐡 𝐇𝐢𝐠𝐡𝐥𝐢𝐠𝐡𝐭 🚨

💡epiGPTope: A Machine Learning-Based Epitope Generator and Classifier

📄 ACS Synthetic Biology

👉https://doi.org/10.1021/acssynbio.5c00693

1 month ago 1 1 0 0
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UCSB researchers develop a genetic sensor that could allow MRIs to image molecular-level changes In a development that could transform how scientists study cancer, neurodegeneration and inflammation, researchers have invented a modular, genetically encoded, protein-based sensor that enables MRI machines to visualize molecular activity inside cells.

In a development that could transform how scientists study cancer, neurodegeneration and inflammation, #UCSB researchers have invented a modular, genetically encoded, protein-based sensor that enables MRI machines to visualize molecular activity inside cells.

Full story: https://ow.ly/cRmg50YqsiU

1 month ago 5 2 0 0

Oh no... 😢 se va uno de los mejores blogs que recuerdo.

No sólo divulgaban sobre economía y políticas públicas, también representaban una forma de afrontar el debate racional, sosegada, humilde frente a la complejidad.

Una víctima más de la inmediatez y la polarización de las redes sociales.

1 month ago 6 2 0 0

A detailed comparison of de novo designed proteins by NMR finally puts to rest the idea that structure prediction confidence metrics have any correlation with local flexibility

2 months ago 10 3 0 0
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Finding one mutation that improves a protein is hard. Finding five that work together is exponentially harder.

Today in @science.org, Hsu and Konermann labs present MULTI-evolve, a lab-in-the-loop framework that does it in just one machine learning-guided round.

2 months ago 55 20 1 0
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‘An AlphaFold 4’ – scientists marvel at DeepMind drug spin-off’s exclusive new AI Isomorphic Lab’s proprietary drug-discovery model is a major advance, but scientists developing open-source tools are left guessing how to achieve similar results.

“It’s a major advance, on the scale of an AlphaFold4. The problem, of course, is that we know nothing of the details.”

Isomorphic Lab’s proprietary drug-discovery model is a major advance
go.nature.com/3Mm2ZnQ

2 months ago 40 13 0 3
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#bioGUNE_News | 🎉 Yesterday we celebrated our 21st anniversary at #CICbioGUNE @brtaeus.bsky.social with a cutting-edge scientific day

🔸 Isabel Fariñas on neural stem cell quiescence
🔸 June Ereño-Orbea on Siglec–sialoglycan cancer immunotherapy

🔗 www.cicbiogune.es/news/cic-bio...

2 months ago 2 2 0 0

My reply to @anshulkundaje.bsky.social on the other site has been quoted in this @nature.com report on Isomorphic's new DDE model, which relies on private data to a degree that is probably unprecedented in the history of this field 🧪🧬

2 months ago 10 1 0 0

Papers are like buses... You wait for ages, then two come along at once.

Huge congrats to @bornanovak.bsky.social and @jefflotthammer.bsky.social for pushing and driving every aspect of this work, preprinted ~1 year ago to the day (Friday before BPS), now published!

www.nature.com/articles/s41...

2 months ago 87 36 6 2
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A small polymerase ribozyme that can synthesize itself and its complementary strand The emergence of a chemical system capable of self-replication and evolution is a critical event in the origin of life. RNA polymerase ribozymes can replicate RNA, but their large size and structural ...

How could a simple self-replicating system emerge at the origins of life? RNA polymerase ribozymes can replicate RNA, but existing ones are so large that their self-replication seems impossible. Could they be smaller?

Excited to share our latest work in @science.org on a new small polymerase.
1/n

2 months ago 500 210 10 28

Pleased to share the final version of this behemoth of a paper, now finally published. I guess I can retire now?
www.nature.com/articles/s41...

More functional data, many thousands of words removed, and a few other updates from last year's preprint.

2 months ago 134 57 7 5

Like, look at this wonderful hand drawn structures!

www.quantamagazine.org/how-colorful...

2 months ago 2 0 0 0

If you work with proteins, make sure to show your students Jane Richardson’s early drawings and sketches of protein structures.

Not only because they are the foundation of virtually all protein representations today, but also because they are just beautiful!

2 months ago 3 0 0 1
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Stories from the scientist who changed how we visualize proteins - Nature Reviews Chemistry Ahead of her 85th birthday, Jane Richardson, Professor of Biochemistry at Duke University, discussed her life in science from making her own telescope to developing the ribbon diagrams for the 3D stru...

Stories from #WomenInScience who changed how we visualize #proteins: Ahead of her 85th birthday, Jane Richardson (Duke Univ, @biophysicalsoc.bsky.social president 2012-13) discussed her life from making a telescope to developing ribbon diagrams for 3D protein structure www.nature.com/articles/s41...

2 months ago 26 10 0 1

Amazing!

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As scientists, we always hope to do something meaningful that improves people’s lives. @kwplaxco.bsky.social is achieving just that.
Very exciting to see aptamer sensors moving one step closer to patients, and proud to have contributed my (little) grain of sand!

2 months ago 1 0 0 0

Wavelength AND lifetime multiplexed imaging, cool!
By @ciqus.bsky.social
onlinelibrary.wiley.com/doi/full/10....

2 months ago 1 0 0 0

This is how we first teach chirality to our undergrads !

3 months ago 117 30 4 2
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Welcome to Bilbao!
#Ikerbasque

3 months ago 0 0 0 0

A few years ago, we developed biosensors for continuous, in vivo monitoring of drugs—including doxorubicin:
pubs.acs.org/doi/full/10....

This technology can help optimize dosing, tailoring chemotherapy treatments to each patient, at each moment.

Making personalized medicine a dream come true!

3 months ago 0 0 0 0

This study helps understanding why, and could potentially help fine tune doxorubicin dose, optimizing the risk-benefit balance to each patient's individual risk.

Great advance!

3 months ago 0 0 1 0

Doxorubicin is an important chemotherapy drug, but it has important cumulative cardiac toxicity.

This limits its use in cancer, specially in relapsing patients, who already received the maximum allowed dose during their first treatment.

3 months ago 0 0 1 0
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Anthracycline cardiotoxicity: role of metabolic vulnerability induced by cardiac pressure overload AbstractBackground and Aims. Hypertension and valvular heart disease, both associated with left ventricular (LV) pressure overload, increase the risk of an

Very interesting study on the cardiac toxicity of doxorubicin chemotherapy.

By researchers from CNIC, Spain:
academic.oup.com/eurheartj/ad...

3 months ago 0 0 1 0

I knew it!

3 months ago 0 0 0 0
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New preprint🚨
Imagine (re)designing a protein via inverse folding. AF2 predicts the designed sequence to a structure with pLDDT 94 & you get 1.8 Å RMSD to the input. Perfect design?
What if I told u that the structure has 4 solvent-exposed Trp and 3 Pro where a Gly should be?

Why to be wary🧵👇

4 months ago 63 24 4 1
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We are proud to introduce the Program Planning Committee for the 40th Anniversary Symposium of The Protein Society!

This outstanding team will curate an unforgettable scientific program for our 2026 meeting.

Stay tuned for more info!

#PS40 #TheProteinSociety #ProteinScience #TPS2026

4 months ago 5 2 0 0

They are going down the folding funnel

4 months ago 2 0 0 0
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🙌👇👏

4 months ago 2682 552 35 19
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We are all mosaics: vast genetic diversity found between cells in a single person Technical advances allow researchers to trace the genetic changes that occur over time.

“There were some cells in there that were very messed up”

In a technological tour-de-force, researchers have sequenced the whole genomes of more than 100 individual cells from one 74-year-old man
go.nature.com/44yj4MN

4 months ago 73 20 3 2