In a complex called chromatin, long strands of DNA in cells' nuclei are tightly wrapped around a scaffolding of proteins, like a rolled-up ball of yarn. A new study by Weill Cornell Medicine ...

Volvox parent spheroid: Numerous individual cells can be seen across the entire surface as magenta-colored dots. Developing daughter spheroids appear as a few larger clusters with very small dots. The ...

Scientists at Feinberg are reshaping scientific understanding of the cell's tiniest components—structures once thought to be static, now revealed to be dynamic engines of cellular life. As they probe ...

Cytotoxic T lymphocytes are the body's specialized "killer" cells, precisely eliminating infected or cancerous cells. Their action relies on a specialized exchange zone called the "immune synapse," ...