At different times during the life cycle of a cell, the DNA that makes up the cell's chromosomes can be tightly compacted into a structure that is visible under a microscope, or it can be more ...

Chances are you've seen an illustration of DNA's double-helix structure and even pictures of the chromosomes that make up the human genome. But where and how does the famous double helix fit into ...

Researchers can see this under a microscope, and it’s one of the first signs that a cell might be preparing for programmed DNA elimination. As the cells prepare to divide, the DNA assembles into ...

Each eukaryotic chromosome is composed of DNA coiled and condensed around nuclear ... Human chromosomes can be differentiated from one another under a microscope by their lengths and by the ...

Chromosomes are depicted in grey. Sites of DNA damage are seen in yellow/red ... Image taken with a DeltaVision Ultra High Resolution widefield microscope. 3D modeling was done with Imaris ...

Researchers have uncovered a "selfish" X chromosome in the fruit fly Drosophila testacea that manages to distort inheritance ...

Management of chromosome shape and topology in bacteria falls to three groups of proteins: the DNA topoisomerases, the structural maintenance of chromosome proteins (SMC), and the small double-strand ...

Scientists at the Institute of Cancer Research in London and Linköping University in Sweden have discovered how cells prevent ...

To prepare the 46 chromosomes of a human ... in high resolution under the microscope using a new chromatin tracing method. The new study shows that the long DNA molecules of each chromosome ...

The new study shows that the long DNA molecules of each chromosome form a series of ... genome takes in interphase and mitosis under the microscope.” ...