Mars Bioimaging, a spin-out from Canterbury University, is aiming for public funding to build a 3D scanner at the university. Canterbury, which has a share in the company, currently has a bid with the Ministry of Business, Innovation and Employment to build a scanner at Otago University to use on patients.

The spin-out’s scanner would be able to look inside the body to examine molecular structures and tissues, thereby diagnosing common illnesses such as the build-up of plaque in heart…