Nobel Prize for medicine: These discoveries shaped the last decade in medical research
Today, the joint winners of the 2015 Nobel Prize for medicine and psychology were announced in Stockholm.
Irish-born William C Campbell and Japanese Satoshi Omura walked away with half the prize for their research into infections caused by the parasite roundworm, while Chinese Youyou Tu took the other half of the prize for inventing a new medicine that considerably improves the lives of malaria sufferers.
They are just the latest in a long list of scientists who have changed the face of medical research, and who have collectively saved huge numbers of lives by paving the way for new generations of medicines to be born.
Read more: The rocky road to creating the world's first malaria vaccine
Here's a look back in time at the winners from the last 10 years, and the contributions they made to science, from genetic manipulation to ground-breaking infertility treatment.