Chemists at UCL and the MRC Laboratory of Molecular Biology have demonstrated how RNA (ribonucleic acid) might have ...

A unique feature of HR is that it repairs the damage to the DNA in a highly accurate way. In eukaryotic cells (those with a ...

The blueprints are the RNA genome, protected and carefully packed among stabilizing nucleoproteins arranged in a double helix ... and focused cryo-electron microscopy single-particle analysis ...

Using cutting edge cryo-electron microscopy ... showing how this molecular motor methodically separates the DNA double helix. It's like a molecular-scale zipper in action and while scientists ...

Using cryo-electron ... know how DNA, helicases and ATP work together in a coordinated cycle to drive DNA unwinding," De Biasio said. When Watson and Crick reported the double helix in 1953 ...

Using cryo-electron microscopy (cryo-EM), a team ... G-quadruplexes and Cancer "The DNA double helix is one of the most recognizable molecular structures in science," Dr. Batra says.

Most DNA forms a double helix formation when two separate ... The outline of a Nerf Gun made of carbon Nanotubes viewed under an electron microscope (Credit: Mark Rober, Brigham Young University ...

Every person starts as just one fertilized egg. By adulthood, that single cell has turned into roughly 37 trillion cells, many of which keep dividing to create the same amount of fresh human cells ...

Many cellular core components, such as DNA, RNA, proteins and lipids, are just a few nanometers in size. This makes them substantially smaller than the resolution limit of traditional light microscopy ...

Picoviruses always kill the cells they infect, after binding to the bacterial cell wall, enzymatically breaking through that wall, penetrating the cell membrane and injecting viral DNA into the ... of ...

One of the first biological molecules characterized by atomic force microscopy (AFM) was DNA ... to resolve the two oligonucleotide strands of the Watson-Crick double helix for single DNA molecules ...