Watching Cancer Spread in Real-Time | Video

A small, surgically implanted glass window lets researchers watch the real-time development of cancer in the liver, spleen, kidney and small intestine in mice.

[@pikkuadi]

I suggest using humans as guinea pigs.

[@Neura1net]

This was time-lapse footage.....

[@KirbyandPogi]

I hate rats but agree with comment below