"But mapping which microbes participate in gene transfer has ... To achieve this, the researchers designed a small ribozyme-based RNA molecule (also called catalytic RNA) that attached a unique ...

Proteins that trigger cell senescence occupy much of the literature on aging, but a small RNA moves into the limelight. Kamal is a freelance science journalist based in the UK with a PhD in virology ...

and their diversity of functions has led to the hypothesis that an "RNA world" may have preceded the evolution of DNA and proteins (Gilbert, 1986). Small interfering RNAs (siRNAs) are yet another ...