https://phys.org/news/2019-01-havent-cancer-cells-undergone-genetic.html

To get at the heart of the matter, a team of scientists from Beijing and Taipei wanted to get a new hint at cancer vulnerability from a mutational perspective by probing the most famous cultured cancer cells, HeLa cells.

Famously isolated from cervical cancer victim Henrietta Lacks in 1951, they became the first immortalized cell line, helped in the development of the polio vaccine, and have become a biotechnology foundational resource for any in vitro drug development or cancer studies.