Latest Micronucleus Stories

They are the Robinson Crusoes of the intracellular world -- lone chromosomes, whole and hardy, stranded outside the nucleus where their fellow chromosomes reside. Such castaways, each confined to its own "micronucleus," are often found in cancer cells, but scientists haven't known what role, if any, they play in the cancer process. In a paper published online on Jan. 18 by the journal Nature, Dana-Farber Cancer Institute researchers have mapped out a mechanism by which micronuclei could...