Researchers at the Department of Cell and Molecular Biology, Karolinska Institutet have captured the first detailed molecular snapshots of human polynucleotide phosphorylase (hPNPase) in action, ...

An international research team has identified a human protein, ANKLE1, as the first DNA-cutting enzyme (nuclease) in mammals ...

Scientists discovered ribose — in addition to “all five nucleobases used to construct both DNA and RNA” — on asteroid Bennu, ...

An archaeon reads the same codon in two different ways, overturning a doctrine that has stood for 60 years. Living organisms ...

All cells need to sense and respond to their environment, to know when to activate genes, build proteins, and carry out their ...

Scientists have recovered ancient RNA from a 39,000-year-old woolly mammoth in Siberia, offering an unprecedented glimpse into its biology. Preserved by permafrost, the RNA reveals gene activity ...

Nov. 15 (UPI) --The well-preserved remains of a woolly mammoth found in Siberia enabled scientists to extract RNA for the first time and learn more about the animal. The woolly mammoth died about ...

Researchers have sequenced the oldest RNA ever recovered, taken from a woolly mammoth frozen for nearly 40,000 years. The RNA reveals which genes were active in its tissues, offering a rare glimpse ...

Scientists have recovered ancient molecules of RNA from a juvenile mammoth named Yuka, who died 40,000 years ago in what is now Siberia. These biological remnants are providing insight into the last ...

It was 2012 when Love Dalén, a paleogeneticist at Stockholm University, first laid eyes upon a special specimen on a lab table in eastern Siberia. "Our Russian collaborators said, 'Come here into this ...

WASHINGTON, Nov 14 (Reuters) - Scientists have recovered the oldest-known RNA, a molecule necessary for most biological functions, from a woolly mammoth that inhabited Siberia about 39,000 years ago, ...