Zebrafish have a heart and a circulatory system similar to that of humans, but with some important differences. Our hearts have two atria and two ventricles; the atria receive blood from the lungs and ...

This is a tissue sample from a zebrafish heart and its surrounding tissues. The golden strands are the muscle cells (1) that make up the ventricle of its heart. The surrounding blue dots are the ...

Zebrafish protein unlocks dormant genes for heart repair Date: January 2, 2025 Source: Hubrecht Institute Summary: Researchers have successfully repaired damaged mouse hearts using a protein from ...