update README

README.md

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 # DinoBloom: A Foundation Model for Generalizable Cell Embeddings in Hematology
 
 <div align="center">
+  <img src="https://raw.githubusercontent.com/MarrLab/DinoBloom/main/media/logo.png" width="160" alt="DinoBloom logo"/>
+  <br><br>
 
-![DinoBloom](https://raw.githubusercontent.com/MarrLab/DinoBloom/main/media/logo.png)
-
-**DinoBloom** builds upon [DINOv2](https://arxiv.org/abs/2304.07193) (Meta AI) and is trained on **13 diverse publicly available datasets** of single cells from peripheral blood and bone marrow.
-
-[Paper](https://arxiv.org/abs/2404.05022) | [GitHub](https://github.com/MarrLab/DinoBloom) | [Zenodo](https://zenodo.org/records/10908163)
+  **DinoBloom** builds upon [DINOv2](https://arxiv.org/abs/2304.07193) (Meta AI) and is trained on **13 diverse publicly available datasets** of single cells from peripheral blood and bone marrow.
 
+  <br>
+  <a href="https://arxiv.org/abs/2404.05022">📄 Paper</a> •
+  <a href="https://github.com/MarrLab/DinoBloom">💻 GitHub</a> •
+  <a href="https://zenodo.org/records/10908163">📦 Zenodo</a>
 </div>
 
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