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Posts by Panos Oikonomou

4/ Heavily inspired from TNIA (Brian Northan @truenorth-ia.bsky.social) & stackview (Robert Haase @haesleinhuepf.bsky.social), and of course the marimo team / anywidgets! If missing similar tools, feel free to add them below. Hope you find the tool useful - lmk if you have thoughts / feedback!

3 days ago 4 1 0 0
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Google Colab

3/ Try it here on google colab: colab.research.google.com/github/eigen... (remember to press ‘C’ to Center the view on mouse hover), or in molab / marimo.app @marimo.io (edit) molab.marimo.io/notebooks/nb...

3 days ago 1 0 1 0

2/ Inline, interactive 3d ortho-viewer (multichannel), with position/projection thickness, brightness-contrast, point annotations, and more! Because it is written in `anywidget` and `matplotlib`, this viewer will run on your preferred notebook environment (colab, jupyter, marimo)

3 days ago 1 0 1 0
Video

1/ 🔬🧑‍💻 Tired of going back and forth between GUIs and code for your 3D image analysis needs? Would you like to keep your focus in one place (notebook), without sacrificing interactivity? Here’s a tool that can help!

3 days ago 31 14 1 0
Video

Yep, it lags a little. But still quite impressive considering that each "pixel" is a 150 MPixel multires image. Overall the total number of 'adressable' pixels in this 2D image are 225x225x150 Mpix = 7.6 Tera pixels. #ImageJ #Fiji #BigDataViewer

1 year ago 20 10 2 0
Quote card from author Nandan Nerurkar, Columbia University, USA.

"Open Access is the right thing for science, and it's so much easier to do the right thing when it's free! I'm grateful to The Company of Biologists and Columbia University for absorbing the cost of open access publishing through Read & Publish agreement. This will expand the reach and accessibility of this exciting work by postdoc Lisa Calvary and PhD student Panos Oikonomou from the lab."

Quote card from author Nandan Nerurkar, Columbia University, USA. "Open Access is the right thing for science, and it's so much easier to do the right thing when it's free! I'm grateful to The Company of Biologists and Columbia University for absorbing the cost of open access publishing through Read & Publish agreement. This will expand the reach and accessibility of this exciting work by postdoc Lisa Calvary and PhD student Panos Oikonomou from the lab."

Thank you, Nandan Nerurkar, for sharing your experience of fee-free #OA publishing in @dev-journal.bsky.social via our #ReadAndPublish agreement with @columbiauniversity.bsky.social @nerurkar.bsky.social.
Read Nandan’s paper: bit.ly/4pkw7Jh

3 months ago 2 1 0 0
Video

1/ 🐣⚒️ To study mechanics, we need to apply prescribed forces - how can we do that in living tissues? I am @eigenp.bsky.social and in this thread I'll highlight our new approach for applying tension on epithelial tissues in vivo!

6 months ago 27 10 1 1
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Evolutionary dynamics of FoxQ2 transcription factors across metazoans: A tale of three ancient paralogs FoxQ2 is a highly conserved class of Forkhead-box transcription factors expressed on the anterior side of the body in cnidarians and bilaterians. Despite this conserved expression pattern, recent phyl...

New preprint from my PhD in @amphispacelab.bsky.social is out! 🥳

We investigated the evolution of my favorite gene FoxQ2 across 21 animal phyla, and found three ancient paralogs with a very dynamic history.

More on phylogeny, synteny, and comparative in situs in the 🧵 below!

tinyurl.com/2j96px45

11 months ago 26 11 4 2
Cleared chick embryo labeled with DAPI and fibronectin
Cleared chick embryo labeled with DAPI and fibronectin YouTube video by Marine Biological Laboratory

#MicroscopyMonday 🔬 MBL Research Scientist @ryliewalsh.bsky.social imaged this chick embryo, labeled with DAPI (a DNA stain) and fibronectin (a glycoprotein), on the MBL's stage-scanning line confocal microscope.

Specimen courtesy Panos Oikonomou, Columbia Univ.

www.youtube.com/watch?v=jAUo...

1 year ago 15 3 2 0
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An ancient apical patterning system sets the position of the forebrain in chordates A conserved Wnt-regulated molecular signature sets forebrain position and identity in chordates.

For my first post on 🦋, I am incredibly excited to share that my PhD paper has been published in #ScienceAdvances!

We compared the development of the anterior neuroectoderm to uncover how the chordate #forebrain evolved 🧠. Have a look at the summary 🧵 below!

www.science.org/doi/10.1126/...

1 year ago 50 16 2 3