Ryszard Wimmer
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ryszardwimmer.bsky.social
Ryszard Wimmer
@ryszardwimmer.bsky.social
Dr. in Neurobiology and Cell Biology, interested in how things move in the brain.

Looking at things in the human brain with a touch of live-imaging!

Currently in Institut Curie working on human brain development with a twist on cancer.
#FluorescentFriday
SOX2-positive cells forming the heart of the developing human cerebellum 🧡, framed by a glowing outline of PAX6-positive neighbors 💙. A tiny but breathtaking glimpse into brain development under the microscope. 🧠💡
August 9, 2025 at 11:39 AM
There is no better place to talk about Radial Glia Cells than on the beaches right under the Etna in Gardini Naxos @corticodevelopment.bsky.social !
May 26, 2025 at 11:41 AM
In the neon glow of the cortex, a Radial Glia stretched its long, guiding arm. Suddenly, a rogue cell snatched a piece of its scaffold, disrupting the neural highway. "Hey!" it pulsed, but the thief vanished into the synaptic shadows. The network flickered—order shaken. #fluorescentfriday
February 28, 2025 at 4:19 PM
While waiting on my paper to get rejected or accepted 🤗 I discovered that playing with clay is just a beautiful disconnection from everyday problems. Here is my first take at a flower-shaped candle ! #pottery #nature #flowers #qualitytime #science
January 30, 2025 at 8:53 PM
There is something profoundly beautiful about using lineage tracing methods to live-image human neural stem cells in the developing human brain, observing in real time as they divide and give rise to their progeny. #fluorescentfriday #imaging #microscopy #stemcells #live #biology #neuroscience #cell
January 3, 2025 at 9:39 AM

The Polish Tatra Mountains have never looked more stunning than they do this Christmas season! Stepping away from the microscope and gazing at nature’s beauty is a powerful reminder of just how breathtaking the world around us can be 🎄🎁🥹 #mountains #mountainlovers #travel #poland #christmas
December 23, 2024 at 9:52 PM
Happy #FluorescentFriday ✨💡 Witness the dazzling magic of human neural stem cells forming their intricate, mind-blowing connections! 🧠💫 Science has never looked this amazing 😏🧪 #NeuroscienceGlow #CellularSizzle #BrainsAndBeauty #nanolive
December 6, 2024 at 4:38 PM
Hello Bluesky-sphere! It's my first post on this Twitter 2.0.
I thought I'd start of my profile with this beautiful image, I acquired during my PHD, of a beautiful human cerebral organoid ventricular zone where we can see aRG (vRG) cells dividing at the ventricular surface. #neurogenesis #stemcells
December 3, 2024 at 4:35 PM