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Posts by Alexandre

two images of the human body's circulatory system. One of them with good cable management

two images of the human body's circulatory system. One of them with good cable management

The human circulatory system, before and after proper cable management.

2 days ago 19711 3826 290 268

Une question de physique, sans arrière pensée complotiste, qu'est ce qui fait diffuser la lumière du soleil en forme de halo autour de la lune ? Normalement il faut des particules pour jouer ce rôle or la lune est dépourvue d'atmosphère, non ?

1 week ago 0 0 1 0
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This is why we love #CalciumSignaling

Look how mechanical damage triggers long range Ca2+ waves in this plant !!
By @annalisabellandi.bsky.social, who is now around here ;)

Full www.science.org/doi/10.1126/... @science.org #microscopy #cell #mechanobiology 🧪🔬

1 month ago 192 57 3 3
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First 24 hours of embryonic development in 9 different animal species: (From left to right) Zebrafish, Sea urchin, Black widow spider, Tardigrade, Sea squirt, Comb jelly, Parchment tube worm, Roundworm, Slipper snail. Credit to @tessamontague.bsky.social & Zuzka Vavrušová. #ZebrafishZunday #devbio 🧪

1 month ago 251 70 4 9

77 milliards de $... à croire que c'est un montage financier pour échapper à l'impôt (mode complotiste: ON).

1 month ago 1 0 1 0

I really just don't understand how they spent 77 billion to make this.

1 month ago 7 0 0 0
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This dust storm was massive.

Stretching almost across the entire state of Texas.

The broader view. ⬇️

1 month ago 90 28 4 7

Surtout que le RN présente des listes dans environ 400 communes, la France en compte plus de 35000.

1 month ago 1 1 0 0
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A digital repository—known as Antscan—spans two-thirds of all ant genera, one of the most diverse groups of animals alive today.

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

1 month ago 41 15 0 1
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𝗞𝗶𝗰𝗸𝗶𝗻𝗴 𝗼𝗳𝗳 𝟮𝟬𝟮𝟲 𝘄𝗶𝘁𝗵 𝗮 𝗻𝗲𝘄 𝗽𝘂𝗯𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻 𝗶𝗻 𝗖𝗲𝗹𝗹 𝗥𝗲𝗽𝗼𝗿𝘁𝘀
@felipecybis.bsky.social, postdoct in our lab, is the first author of the study "A vascular code for speed in the spatial navigation system", now published in Cell Reports: doi.org/10.1016/j.celrep.2025.116791

#Ultrasound #fUS #Research

3 months ago 7 6 0 0
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eMyosound core technology consist in tracking the speed of shear waves non-invasively for the assessment of cardiac diseases. All the animations are available here: www.sci-vis-com.fr/emyosound #science #medical #imaging 🫀🧪🔬🐡

3 months ago 11 3 0 0
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Our November issue is now live! 🎉
www.nature.com/nmeth/volume...

On the cover, cell tracking in a developing zebrafish embryo visualized using Ultrack. Cover by Alexandre Dizieux, Jordão Bragantini, Loic Royer, Merlin Lange, CZ Biohub. Paper here: www.nature.com/articles/s41...

5 months ago 20 4 1 3

Super happy that my cover was featured in nature methods! Zebrafish embryo data were imported, animated and rendered in @sidefx.bsky.social. Congrats to @loicaroyer.bsky.social, @merlinlange.bsky.social and the team for the scientific work! 🧪🔬🐡

5 months ago 30 0 0 0
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Pas besoin d'attendre les fusillades à l'école. Les armes sont autorisées à partir de 4ans avec des supers slogans "My First Rifle : quality firearms for America's youth", et donc il y a forcément des accidents...

5 months ago 1 0 0 0

A video at the cross-section of visual communication and data visualization, done using @sidefx.bsky.social #science #ultrasound #dataviz #scicomm #medicalimaging 🐡 🧪

5 months ago 9 0 0 0
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Des chercheurs développent une sonde à ultrasons capable de visualiser un organe entier en 4D - Salle de presse de l'Inserm Pour la première fois, une équipe de chercheurs Inserm de l’Institut Physique pour la Médecine (Inserm/ESPCI Paris-PSL/CNRS) a réussi à cartographier de façon très précise la circulation sanguine d’un...

Pour la première fois, une équipe de chercheurs Inserm de l’Institut Physique pour la Médecine a réussi à cartographier de façon très précise la circulation sanguine d’un organe entier chez l’animal, et ce en quatre dimensions : 3D + temps.

Lire le communiqué : presse.inserm.fr/des-chercheu...

5 months ago 12 6 2 0
Montage de plusieurs des photos gagnantes du concours

Montage de plusieurs des photos gagnantes du concours

#Photowalk 📸 | Découvrez les 18 photos lauréates du Global Physics Photowalk 2025 en France, prises dans 6 labos de physique des particules @cnrs.fr
Bravo aux lauréat·es 🎉

Rv pour le palmarès l’international avec en décembre ! #PhysPics25

www.in2p3.cnrs.fr/fr...

6 months ago 10 7 0 0
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Update I'm back in France 🇫🇷! Joining Inserm to build a multi-omics team on retinal development, at the nexus of live imaging, omics & human embryology.

Huge thanks to CZ Biohub SF folks, esp. my mentor, friend & science soulmate @loicaroyer.bsky.social for the amazing time. More cool science soon🧪

6 months ago 84 15 4 1
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🧠 𝗨𝗹𝘁𝗿𝗮𝘀𝗼𝘂𝗻𝗱 𝗺𝘂𝗹𝘁𝗶-𝗹𝗲𝗻𝘀 𝗮𝗿𝗿𝗮𝘆 𝗰𝗮𝗻 𝗺𝗮𝗽 𝘁𝗵𝗲 𝗖𝗶𝗿𝗰𝗹𝗲 𝗼𝗳 𝗪𝗶𝗹𝗹𝗶𝘀 𝗶𝗻 𝘃𝗶𝘃𝗼!
Heading to #IEEEIUS2025? Don’t miss Nabil Haidour in the Student Poster Competition Final!
📅Tuesday, Sept 16, from 10 AM
#PhysMed #4DUltrasound #Ultrasound #MedicalImaging #BrainImaging

7 months ago 4 1 0 0
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It would be great if VFX artists refused to work with directors who lie and say they don't use VFX.

It would also be fascinating to see how their movies would look if they actually didn't have any VFX.

7 months ago 528 227 10 16
 𝘛𝘩𝘪𝘴 𝘧𝘪𝘨𝘶𝘳𝘦 𝘪𝘭𝘭𝘶𝘴𝘵𝘳𝘢𝘵𝘦𝘴 𝘵𝘩𝘦 𝘴𝘱𝘪𝘯𝘢𝘭 𝘯𝘰𝘤𝘪𝘤𝘦𝘱𝘵𝘪𝘷𝘦 𝘤𝘪𝘳𝘤𝘶𝘪𝘵𝘴, 𝘸𝘩𝘪𝘤𝘩 𝘤𝘢𝘯 𝘣𝘦 𝘴𝘵𝘶𝘥𝘪𝘦𝘥 𝘶𝘴𝘪𝘯𝘨 𝘧𝘶𝘯𝘤𝘵𝘪𝘰𝘯𝘢𝘭 𝘶𝘭𝘵𝘳𝘢𝘴𝘰𝘶𝘯𝘥 𝘪𝘮𝘢𝘨𝘪𝘯𝘨 𝘰𝘧 𝘵𝘩𝘦 𝘴𝘱𝘪𝘯𝘢𝘭 𝘤𝘰𝘳𝘥.

𝘛𝘩𝘪𝘴 𝘧𝘪𝘨𝘶𝘳𝘦 𝘪𝘭𝘭𝘶𝘴𝘵𝘳𝘢𝘵𝘦𝘴 𝘵𝘩𝘦 𝘴𝘱𝘪𝘯𝘢𝘭 𝘯𝘰𝘤𝘪𝘤𝘦𝘱𝘵𝘪𝘷𝘦 𝘤𝘪𝘳𝘤𝘶𝘪𝘵𝘴, 𝘸𝘩𝘪𝘤𝘩 𝘤𝘢𝘯 𝘣𝘦 𝘴𝘵𝘶𝘥𝘪𝘦𝘥 𝘶𝘴𝘪𝘯𝘨 𝘧𝘶𝘯𝘤𝘵𝘪𝘰𝘯𝘢𝘭 𝘶𝘭𝘵𝘳𝘢𝘴𝘰𝘶𝘯𝘥 𝘪𝘮𝘢𝘨𝘪𝘯𝘨 𝘰𝘧 𝘵𝘩𝘦 𝘴𝘱𝘪𝘯𝘢𝘭 𝘤𝘰𝘳𝘥.

Excited to connect with the neuropathic pain community at #NeuPSIG2025!
👩‍🔬 @sophiepezet.bsky.social presents a workshop with Yves De Koninck, Feng Wang & Pascal Fossat on how functional ultrasound reveals spinal & trigeminal processing.
📅 Thu, Sep 4 | 10:45
#fUS #ultrasound #PainResearch #PhysMed

7 months ago 6 3 0 0

I was really happy to play with such data ! this video was created for the Ultrack paper.
#dataviz #scicomm #houdini🧪🔬🐡

7 months ago 10 1 0 1
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Imaging the brain through the skull: a comprehensive review How can we see the human brain through the skull? A new perspective in Nature Biomedical Engineering reviews the complexity of imaging the brain with ultrasound and optical waves.

Seeing the brain through the skull? 🧠💀
Our new Nature BME perspective reviews ultrasound, optical, and hybrid acousto-optic imaging: limits, strengths, skull-correction methods.

👉 www.physicsformedicine.espci.fr/imaging-the-brain-through-the-skull

#BrainImaging #Ultrasound #Neuroscience

8 months ago 6 2 0 0
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Some photos from holidays, still few days left. Seignosse, french southwest coast.

8 months ago 2 0 0 0

The so called butterfly effect 😆

8 months ago 0 0 0 0

amazing illustration !

8 months ago 1 0 0 0
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Just published: non-invasive imaging of pericyte dysfunction in the brain — a major breakthrough for understanding cerebrovascular diseases

#EICPathfinder #Neurovascular #Ultrasound #Neuroscience #fULM #microvasc #PhysMed @mickaeltanter.bsky.social @espciparispsl.bsky.social @inserm.fr

8 months ago 19 8 1 1
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Paimpol by night

9 months ago 3 0 0 0
Baccalauréat 8ans et 81ns de vélotaf

Baccalauréat 8ans et 81ns de vélotaf

Obligé de faire un screen de ma timeline, le lien semble être "8ans"

10 months ago 1 0 0 0
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Série SF Travellers (Brad Wright), saison 01 épisode 02 :

10 months ago 0 0 0 0