Video: Could cancer be our oldest ancestor?

(PhysOrg.com) -- Arizona State University researcher Paul Davies shares his theory about cancer being our evolutionary ancestor.
read more

Before the Cambrian flowering of multicellular life, there was a period of about a billion years where cells began to get together and form rudimentary colonies, says Davies, an astrobiologist who is one of two scientists proposing a theory that suggests are living fossils.

"These rudimentary colonies, I think, were like the earliest tumors. So when people get now, these tumors represent a throwback to that time about a billion years ago – that first experimentation with multicellularity," Davies says.


Explore further

Conceptualizing cancer cells as ancient 'toolkit'

Citation: Video: Could cancer be our oldest ancestor? (2011, March 31) retrieved 28 June 2022 from https://phys.org/news/2011-03-video-cancer-oldest-ancestor.html
This document is subject to copyright. Apart from any fair dealing for the purpose of private study or research, no part may be reproduced without the written permission. The content is provided for information purposes only.
0 shares

Feedback to editors