This microscope image shows chromosomes in human lung cells exhibiting telomere damage caused by colcemid, a drug that arrests cell division.

The Salk scientists discovered the molecular pathway that initiates a stress response upon treatment with chemotherapy drugs, resulting in a cessation of cell growth or cell death.

Image: Courtesy of Jan Karlseder, Professor, Molecular and Cellular Biology Laboratory, Makoto Hayashi, research associate and James Fitzpatrick, Waitt Advanced Biophotonics Center

Jan Karlseder, Professor, Molecular and Cell Biology Laboratory and Makoto Hayashi, research associate.

Image: Courtesy of the Salk Institute for Biological Studies

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Salk Establishing Shots