This figure illustrates the tripartite architecture of the nucleolus. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing ...

Ribosomes carry out the cell's most essential function-translating genetic information into proteins. But even though scientists understand much about how these protein generators are formed, their ...

In mammalian interphase chromosomes, gene-poor regions adopt a compact large-scale chromatin structure, whereas gene-rich regions, which are transcriptionally more active, have a less compacted ...

Proteins are the infinitely varied chemicals that make cells work, and science has a pretty good idea how they are made. But a critical aspect underlying the machinery of protein manufacture has long ...

Tsukuba, Japan - The cell is the basic biological unit of all known living organisms, and the core of the cell is the nucleus, which contains the majority of the cell's genetic material. The largest ...