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Posts by Xaira Rivera

Video

This is (I think) a Greater Blue-Eared Starling (Lamprotornis chalybaeus) & the amazing chrome job is their super-power.

They've evolved to manipulate light in VERY specific ways, attracting mates, intimidating rivals.

Let's look at the nanostructures that bring this bling into being.

3 weeks ago 7756 1444 193 156
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1/ Bioinformatics takes years to master.
Not because it’s hard.
But because so much of what matters… no one writes down.
Let me explain

2 months ago 3 1 1 0

I’ve recorded ~8h explaining the architectures of AlphaFold, AF2 & AF3, as well as the context needed to understand their development, applications and limitations :)
youtu.be/_jDRr5BcTaY

Slides
drive.google.com/file/d/1i4QE...

English is available only via auto-translated subtitles

2 months ago 9 5 0 0
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The recency and geographical origins of the bat viruses ancestral to SARS-CoV and SARS-CoV-2 Recombination-aware evolutionary analyses of the entire genomes of SARS-CoV-1-like and SARS-CoV-2-like viruses indicate that SARS-CoV-1 and SARS-CoV-2 descend from bat coronaviruses that circulated as...

Sooo happy to finally have this one published!! (3 years in the making… 👀) A comprehensive investigation into the recency and geographical origins of both SARS-CoVs that spilled to humans in the past few decades, now in @cp-cell.bsky.social www.cell.com/cell/fulltex...

11 months ago 148 61 2 4
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AlphaFold Database Structure Extractor: A web server and API to download AlphaFold structures using common protein accessions www.researchsquare.c...

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#proteomics #prot-preprint

11 months ago 8 4 2 0

Tools like bowtie assume that a space on your fasta header is the end of the header and will trim it out, which is annoying if you have pair-end sequencing. Although bowtie has its own command to avoid this, a good practice could be replacing spaces with '_', this can be done using awk or sed.

11 months ago 2 0 0 0
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We hope you enjoyed our workshop last week with Dr. Tommy Tang @tommytang.bsky.social. Thank you all for coming! The recording of the session is now available to watch upon request here: www.pythiabio.com/multi-omics-...

11 months ago 3 2 0 0
Picture of a plaque assay (purple field with clear holes) showing gorgeous poliovirus plaques

Picture of a plaque assay (purple field with clear holes) showing gorgeous poliovirus plaques

My replies are perpetually full of anti-vaxxers these days telling me about polio vaccines.

Not shockingly, most of what they are saying is wrong. Luckily, I trained with Vincent Racaniello & he taught me a few things about poliovirus.

So let’s discuss the king of the Picornaviridae👇🏻

1 year ago 697 263 35 61