Spit test to increase bone marrow donors

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A charity is hoping to double the number of lives saved by encouraging its donors to spit.

Currently blood samples are used to determine bone marrow type for potential matches, which means a trip to the doctors.

But from 1 July the leukaemia charity, Anthony Nolan Trust, is launching a new way for people to join its register.

They will ask for a saliva sample, which can be given from the comfort of your own home.

The UK charity is the first in the world to use this system for its donor register.

Alisa Ogilvie from the Anthony Nolan Trust talks about how it works.

READ MORE: Spit test for bone marrow matches