Genes that evolve from scratch expand protein diversity

One of the most important questions in biology is how rapidly new proteins evolve in organisms. Proteins are the building blocks that carry out the basic functions of life. As the genes that produce them change, the proteins ...

Pheromones and social status: Macho mice smell better

Male house mice produce several pheromones, which are volatile and non-volatile chemical signals that have potent effects on the reproductive physiology and behavior of female mice. A recent study conducted by researchers ...

How viruses outsmart their host cells

Viruses depend on host cells for replication, but how does a virus induce its host to transcribe its own genetic information alongside that of the virus, thus producing daughter viruses? For decades, researchers have been ...

With nanotubes, genetic engineering in plants is easy-peasy

Inserting or tweaking genes in plants is more art than science, but a new technique developed by University of California, Berkeley, scientists could make genetically engineering any type of plant—in particular, gene editing ...

A decline in gene discoveries

The number of papers reporting new protein-function discoveries in 2017 declined by two-thirds compared with 2000 output, according to research led by A*STAR.

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