Study dispels theories of Y chromosome's demise

A comparison of Y chromosomes in eight African and eight European men dispels the common notion that the Y's genes are mostly unimportant and that the chromosome is destined to dwindle and disappear.

Origins of genomic 'dark matter' discovered

A duo of scientists at Penn State University has achieved a major milestone in understanding how genomic "dark matter" originates. This "dark matter"—called non-coding RNA—does not contain the blueprint for making proteins ...

Preventing the spread of repression

Scientists at the Friedrich Miescher Institute for Biomedical Research have identified a novel and unexpected regulatory activity of RNA at the edge of inactive chromosomal regions. In their publication in Nature Structural ...

Bearing witness to the phenomenon of symmetric cell division

Writing in his journal about the scientists of his era, Henry David Thoreau bemoaned their blindness to significant phenomena: "The question is not what you look at, but what you see." More than 150 years later, his words ...

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