Mapping a fish's developing heart opens new avenues for understanding several congenital heart diseases
Medical Xpress
March 2, 2026
Just in time for Heart Month, the laboratory of University de Montréal medical professor and CHU Sainte-Justine researcher Rubén Marín‑Juez has unveiled the first comprehensive atlas of coronary vessel development in the zebrafish. Led by Ph.D. student Muhammad Abdul Rouf and the fruit of several years of meticulous analysis, this large‑scale work traces—with unprecedented single‑cell resolution—how vessels form and interact with the cardiac muscle.
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Originally published on Medical Xpress on 3/2/2026