Children used as 'guinea pigs' in clinical trials Health Previous Article Why can zebrafish regenerate damaged heart tissue, while other fish species cannot? Next Article Mutations in noncoding DNA become functional in some cancer-driving genes They were given infected blood products in trials without their knowledge, the BBC has found....Read more https://www.bbc.co.uk/news/health-68831061 Previous Article Why can zebrafish regenerate damaged heart tissue, while other fish species cannot? Next Article Mutations in noncoding DNA become functional in some cancer-driving genes