Disposable parts of plants mutate more quickly

Mutation rates are proposed to be a pragmatic balance struck between the harmful effects of mutations and the costs of suppressing them; this hypothesis predicts that longer-lived body parts and those that contribute to the ...

How adult fly testes keep from changing into ovaries

New research in flies shows how cells in adult reproductive organs maintain their sexual identity. The study, publishing online on November 13 in the Cell Press journal Developmental Cell, also identified a mutation that ...

Reconstructing the life history of a single cell

Researchers have developed new methods to trace the life history of individual cells back to their origins in the fertilised egg. By looking at the copy of the human genome present in healthy cells, they were able to build ...

Carcinogenic mechanism of incomplete cell reprogramming in vivo

A research team led by the group of Professor Yasuhiro Yamada, Center for iPS Cell Research and Application (CiRA), Kyoto University, has discovered that when cells are subjected to incomplete reprogramming in vivo, epigenetic ...

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