Your leftover blood samples are valuable to science – but they are often discarded

By Prof Roger Foo, Vice Dean (Research) and Director of the Cardiovascular Metabolic Translational Research Programme, Yong Loo Lin School of Medicine at NUS, and Mr Shaun SE Loong and Ms Kylie Heng, Clinician-Researchers from the same centre; and Prof Jerry Menikoffis, Professor of Bioethics at the Centre for Biomedical Ethics, Yong Loo Lin School of Medicine at NUS and Senior Fellow from the Faculty of Law at NUS

• CNA Online, 25 March 2026