Zeina Mahmoud
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zeinamahmoud95.bsky.social
Zeina Mahmoud
@zeinamahmoud95.bsky.social
PhD Student at CECAD Research Center
📍Köln
Reposted by Zeina Mahmoud
Long thought of as support cells, astrocytes are emerging as key players in health and disease

go.nature.com/4pEKHN3
The ‘silent’ brain cells that shape our behaviour, memory and health
Astrocytes make up one-quarter of the brain, but researchers are only now realizing their true value.
go.nature.com
December 7, 2025 at 10:04 AM
Grateful for the chance to be part of this project and for all the inspiring people I got to work with!
Our new publication in @cp-immunity.bsky.social: Tertiary lymphoid structures with signs of functional adaptive immune responses in a subset of human gliomas. Association with longer overall patient survival and more immune-permissive tumor microenvironment.

doi.org/10.1016/j.im...
October 22, 2025 at 4:27 PM
Reposted by Zeina Mahmoud
The first publication by my independent research group in collaboration with many partners in Frankfurt. @loewe-fci.bsky.social @goetheuni.bsky.social #EdingerInstitut #DKTK @schuckjonas.bsky.social @zezzenya.bsky.social
October 22, 2025 at 7:36 AM
Reposted by Zeina Mahmoud
We’re excited to welcome the Class of 2025 to the CGA!
Our 9 new students come from all over the world 🌎, working in groups at the CECAD and the Max Planck Institute for Biology of Ageing.
We’re so happy to have you here in Cologne and look forward to seeing your ideas and discoveries develop! 💡🧬
October 14, 2025 at 2:12 PM
Reposted by Zeina Mahmoud
🎉What a wonderful way to wrap up the CGA Welcome Days! Today's party was a lot of fun! There was delicious "homemade" food, an exciting pub quiz, and just the nicest group of people.
A big thank you to our PhD reps, Moritz and Anna, for putting everything together! We all really enjoyed ourselves.
October 10, 2025 at 8:46 PM
Reposted by Zeina Mahmoud
Apply now for a fully funded #PhD position at the Cologne Graduate School of Ageing Research and become part of our vibrant #AgingResearch commmuny.
🗓️ Deadline: November 3, 2025.
ℹ️ More info: www.ageing-grad-school.de
📣 Spread the news!
August 12, 2025 at 2:35 PM
Reposted by Zeina Mahmoud
It's the first day of our CGA Welcome Days for our new PhD students and Master Fellows. After a lively morning with talks and a chance to meet others over lunch, our new students took a tour around the city. Have a great time today and enjoy the week ahead! Welcome to Cologne, everyone! 🤗
October 6, 2025 at 3:56 PM
Reposted by Zeina Mahmoud
🧐 For a long time, we believed that the first #2cells of the mammalian #embryo were identical, both #totipotent.
Recent advances have shown that this is not entirely accurate.

Here, Nolte et al. explain the reasons behind this event and suggest a new model 🔗
academic.oup.com/molehr/artic...
Animal and vegetal materials of mouse oocytes segregate at first zygotic cleavage: a simple mechanism that makes the two-cell blastomeres differ reciprocally from the start
Abstract. Recent advances in embryology have shown that the sister blastomeres of two-cell mouse and human embryos differ reciprocally in potency. An open
academic.oup.com
February 11, 2025 at 6:00 AM