Apparently graphene molecules are very sensitive and cancer cells modify charge at its surface.

The change in atomic vibration is then detected.

Wow whatever next for graphene! >>>

http://newatlas.com/graphene-cancer-detection/47044/?utm_source=Gizmag+Subscribers&utm_campaign=69b4aefc4e-UA-2235360-4&utm_medium=email&utm_term=0_65b67362bd-69b4aefc4e-91677545