A cancer charity says there is a shortage of male bone marrow donors in this region, and is calling for more young men to sign up to its register.
The blood cancer charity, Anthony Nolan, says some transplant patients can benefit from having a male donor.
ITV News Anglia's Russell Hookey has been catching up with Steve Evans, from Northamptonshire, who is on the mend, after a successful transplant.
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Increasing cloud and rain overnight. Blustery and cold tomorrow.
Events are taking place in Cambridge, Norwich, Colchester, Southend and Lowestoft today, to mark Holocaust Memorial Day.
Cloud will increase through the day with rain arriving by dawn.