GENES AND LIFE SPAN. “Curran and Ruvkun explored this overlooked gene set by inactivating essential genes postdevelopmentally, revealing 64 genes required for development that extend lifespan when inactivated during adulthood. Nevertheless, many important longevity genes likely remain unidentified.”
http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0048282