A scientist’s work is never done, and staff at the Baker Heart and Diabetes Institute have usually got quite enough on their (microscope) plates – like developing an mRNA vaccine to prevent heart attacks, or devising implantable artificial hearts. But on Friday, the team downed tools to sip champagne and eat cake baked in the shape of a heart. Heart of the matter: Professor John Greenwood with the heart-shape cake at the Baker Heart and Diabetes Institute centenary party in Prahran. Joe Armao The party, held at their Prahran headquarters, marked the institute’s centenary. Director Professor John Greenwood said reaching 100 was worth celebrating and said some of the Institute’s discoveries had led to life-saving treatments. He said its work on the sympathetic nervous system, for example “helped us understand the mechanisms behind heart failure and how the heart repairs and remodels itself after a heart attack”.…