Related topics: cells

Spare gene is fodder for fishes' evolution

Scientists have suspected that spare parts in the genome—extra copies of functional genes that arise when genes or whole genomes get duplicated -- might sometimes provide the raw materials for the evolution of new traits. ...

Proteins enable essential enzyme to maintain its grip on DNA

Scientists have identified a family of proteins that close a critical gap in an enzyme that is essential to all life, allowing the enzyme to maintain its grip on DNA and start the activation of genes.

New component of a plant steroid-activated pathway discovered

Plant biologists have been working for years to nail down the series of chemical signals that one class of plant hormones, called brassinosteroids, send from a protein on the surface of a plant cell to the cell's nucleus. ...

New device for identifying aggressive breast cancers

A new disposable device based on advances in microfluidics may help identify advanced breast cancer patients who are candidates for therapy with the drug trastuzumab (Herceptin). The device is described in the American Institute ...

Safe bioink for artificial organ printing

The development of biomaterials for artificial organs and tissues is an active area of research due to increases in accidental injuries and chronic diseases, along with the entry into a super-aged society. 3D bioprinting ...

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