New view of germ cells

It has been accepted wisdom for decades that most animals create germ cells ― those cells that produce the eggs and sperm organisms need to pass on their genes ― in the same way.

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 ...

When two worlds meet: A protease that controls small RNA activity

The protection of genome integrity of germ cells is essential for animal fertility. Researchers from the Grosshans group characterized a defense mechanism against selfish genetic elements in the C. elegans germline. They ...

Freezing fruit flies for future function

The fruit fly Drosophila melanogaster has long been an important experimental model for biological research. While you may be eager to rid your kitchen of this unwanted pest, researchers in Japan have developed a new technique ...

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