TOPLESS plants provide clues to human molecular interactions

Scientists at Van Andel Research Institute (VARI) have revealed an important molecular mechanism in plants that has significant similarities to certain signaling mechanisms in humans, which are closely linked to early embryonic ...

Aging erodes genetic control, but that's flexible

Biologists at Brown University have found a way to measure the effects of aging by watching the ebb and flow of chromatin, a structure along strands of DNA that either silences or permits gene expression. In several newly ...

How argonaute proteins intervene in the gene regulation process

Bioscientists at Heidelberg University have studied the function of certain proteins, known as Argonaute (Ago) proteins, in the process of gene regulation. They sought to understand why only the Ago2 protein is able to target ...

Silence of the genes

The molecular architecture of a protein complex that helps determine the fate of human cells has been imaged for the first time by researchers with the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley ...

A new gene silencing platform -- silence is golden

A team of researchers led by Rutgers' Samuel Gunderson has developed a novel gene silencing platform with very significant improvements over existing RNAi approaches. This may enable the development and discovery of a new ...

How cells hack their own genes

DNA in all organisms from yeast to humans encodes the genes that make it possible to live and reproduce. But these beneficial genes make up only 2 percent of our DNA. In fact, more than two-thirds of our genome is populated ...

Researchers discover how gene silencing works in plants

The group of Dr. Myriam Calonje Macaya from the University of Seville,and the group of Franziska Turck from the Max Planck Institute have recently published a study in Genome Biology that advances the knowledge of epigenetic ...

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