News tagged with cell nucleus

25 years of DNA on the computer

DNA carries out its activities "diluted" in the cell nucleus. In this state it synthesises proteins and, even though it looks like a messy tangle of thread, in actual fact its structure is governed by precise ...

Jan 03, 2014 5 / 5 (4) 0

Tracking viral DNA in the cell

Cell biologists and chemists from the University of Zurich reveal how viral DNA traffics in human cells. They have developed a new method to generate virus particles containing labeled viral DNA genomes. This allowed them ...

Oct 16, 2013 4 / 5 (1) 0

Gene movements observed in vivo

Certain parts of DNA are highly mobile and their dynamic motion participates in controlling gene expression. The research team working under Maria-Elena Torres-Padilla, an Inserm research director at the ...

Oct 10, 2013 5 / 5 (2) 0

Static killers?

Mammals contain cells whose primary function is to kill other cells in the body. The so-called Natural Killer (NK) cells are highly important in defending our bodies against viruses or even cancer. Scientists ...

Sep 06, 2013 4.5 / 5 (4) 0

Stem cell clues uncovered

Proper tissue function and regeneration is supported by stem cells, which reside in so-called niches. New work from Carnegie's Yixian Zheng and Haiyang Chen identifies an important component for regulating stem cell niches, ...

Jul 12, 2013 4.8 / 5 (5) 0 | with audio podcast