Paul Ehrlich came up with an explanation for cellular interactions based on receptors, earning a Nobel Prize and the title "Father of Modern Immunology"—only to have his theory forgotten.
A mass poisoning of 105 patients treated with an untested medication spurred Congress to empower the US Food and Drug Administration to monitor drug safety.
Genome Biology speaks to a scientist involved in the discovery of the structure of DNA, and asks modern geneticists to highlight the key advances that have followed.