Crosslinker protein helps egg cells develop

A protein helps direct the flow of materials in the Drosophila ovary during the development of egg cells, according to a Northwestern Medicine study published in Current Biology.

DNA structure itself is involved in genome regulation

The (when stretched) two-meter-long DNA molecule in each human cell is continuously being unpacked and packed again to enable the expression of genetic information. When genes must be accessed for transcription, the DNA double ...

How nitrate regulates gene expression in legumes

Plants in the bean family (legumes) form nodules on their roots to take up nitrogen. Legumes will stop nodule production when nitrogen is plentiful (Figure 1), but precisely how nitrate presence controls nodule formation ...

Christmas Island reptile-killer identified

Native reptile populations on Christmas Island have been in severe decline with two species, Lister's gecko and the blue-tailed skink, entirely disappearing from the wild. While previously the main driver for this decline ...

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