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Posts by Olivier Vermette

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Repurposing of a DNA segregation machinery into a cytoskeletal system controlling cell shape Bacteria, like eukaryotes, use conserved cytoskeletal systems for intracellular organization. The plasmid-encoded ParMRC system forms actin-like filaments that segregate low–copy number plasmids. In m...

Out now in @science.org
Repurposing of a DNA segregation machinery into a cytoskeletal system controlling cell shape | Science www.science.org/doi/10.1126/...

6 days ago 63 29 0 1
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Astronomers have completed the largest 3D map of the universe ever made.

Learn more: https://scim.ag/4tTqtAF

6 days ago 61 14 3 0
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Your brain on drugs: different psychedelics work in surprisingly similar ways Hundreds of scans hint at how substances such as psilocybin, LSD and ayahuasca alter connections between key areas of the brain.

Hundreds of scans hint at how substances such as psilocybin, LSD and ayahuasca alter connections between key areas of the brain

go.nature.com/3QamxwN

2 weeks ago 43 15 0 0
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World’s most dangerous bird has bizarre, glowing headgear Structures on cassowaries’ skulls fluoresce under UV light, hinting at a hidden visual signal

Often labeled “the world’s most dangerous birds,” cassowaries just got even more intriguing. https://scim.ag/4bNnfIT

2 weeks ago 122 31 4 7
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Artemis II astronauts fly by the Moon today: follow along with Nature live Humans are seeing parts of the Moon’s far side never observed by eye. Nature is in Houston with the mission’s scientists.

For the Artemis astronauts, the Sun has will be hidden by the Moon for the next hour

go.nature.com/41lUqx5

2 weeks ago 39 7 1 0
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Scientists recreate Van Gogh's Starry Night with fluorescent DNA

Using a canvas the width of a dime, scientists in 2016 recreated the famous painting Starry Night using "DNA origami."

Learn more on #VanGogh's birthday. ⬇️ https://scim.ag/4s67eTf

3 weeks ago 27 7 0 2
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As a mouse blastocyst forms, tiny bubbles pry cells apart, creating a hollow space for the fetus to grow inside. www.quantamagazine.org/break-it-to-...

1 month ago 37 6 0 1
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Space dust reveals rapid evolution after dino-killing asteroid
New data detail how tiny forms of life rebounded much more quickly than previously believed

Space dust reveals rapid evolution after dino-killing asteroid New data detail how tiny forms of life rebounded much more quickly than previously believed

Microscopic marine organisms called forams began to proliferate relatively rapidly after the dino-killing asteroid struck Earth.

Learn more: https://scim.ag/4rywh19

2 months ago 47 17 1 1
Post image Post image Post image

Really love confocal microscope. Those are Drosophila Ovaries ( the green one) and the other one are testes. Thanks to my lab friend for the testes photo.
#confocalmicrocopie

6 months ago 0 0 0 0
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See space fireworks and lightning spaghetti — September’s best science images The month’s sharpest science shots, selected by Nature’s photo team.

Tombs revealed by drought, microscopic flowers, and the moment of a decision made.

See the month’s sharpest science shots, selected by Nature’s photo team

go.nature.com/46zFUoV

6 months ago 36 12 0 0
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This odd fish has 30 times as much DNA as humans—a new record for animals Lacking key genes that control selfish bits of DNA, the South American lungfish’s genome just grew and grew

www.science.org/content/arti...

6 months ago 0 0 0 0
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You can try it for yourself here: distill.pub/2020/growing...

Read more about neural cellular automata: www.quantamagazine.org/self-assembl...

7 months ago 65 14 2 1
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Analog vs. Digital: The Race Is On To Simulate Our Quantum Universe | Quanta Magazine Recent progress on both analog and digital simulations of quantum fields foreshadows a future in which quantum computers could illuminate phenomena that are far too complex for even the most powerful…

The ability to simulate 3D quantum fields would present physicists with the tools to probe complex processes that are beyond the reach of even the most powerful supercomputers. Physicists are racing to get there first. www.quantamagazine.org/analog-vs-di...

7 months ago 32 8 1 0
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Even if disturbed, the textures made by building blocks called neural cellular automata have the ability to heal themselves. By understanding how simple components form complex systems, scientists could theoretically coax bodies to regenerate missing limbs. www.quantamagazine.org/self-assembl...

7 months ago 34 8 1 2

More videos from the webinar series are available here: www.youtube.com/@build-a-cel...

And if you'd like to watch future presentations live, you can find more information here: www.buildacell.org/seminar

9 months ago 5 4 0 0
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Multicellular adaptation to electrophysiological perturbations analyzed by deterministic and stochastic bioelectrical models - Scientific Reports Scientific Reports - Multicellular adaptation to electrophysiological perturbations analyzed by deterministic and stochastic bioelectrical models

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

10 months ago 3 0 0 0
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Rare ‘ambidextrous’ protein breaks rules of handedness Most proteins are left-handed, but scientists have found an ancient molecule that works in both mirror-image forms.

Most proteins are left-handed, but scientists have found an ancient molecule that works in both mirror-image forms

https://go.nature.com/4mCImRm

10 months ago 50 12 0 3
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Why Everything in the Universe Turns More Complex | Quanta Magazine A new suggestion that complexity increases over time, not just in living organisms but in the nonliving world, promises to rewrite notions of time and evolution.

Is life itself, and perhaps consciousness and higher intelligence, inevitable in the universe? That depends on how complexity evolves.

1 year ago 27 3 0 2
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The MICrONS Project An unprecedented dataset of high resolution anatomical images of individual cells in mouse visual cortex, mapped on to their responses. This integrated view of function and structure lays a foundation for discovering the computational bases of cortical circuits.

This project is an unprecedented dataset of high resolution anatomical images of individual cells in mouse visual cortex, mapped on to their responses

https://go.nature.com/3YnGotC

1 year ago 49 9 0 1
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Intelligence Evolved at Least Twice in Vertebrate Animals | Quanta Magazine Complex neural circuits likely arose independently in birds and mammals, suggesting that vertebrates evolved intelligence multiple times.

In a recent study, Fernando García-Moreno and his colleagues tracked the development of neural circuitry in cells from birds, mammals and lizards. The work shows that cognitive structures in different animals tend to look similar, but assemble in many ways.

1 year ago 25 5 0 0