Northwestern Medicine scientists have uncovered new details about how poxvirus hijacks its host's protein synthesis machinery ...

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 ...

When all you’ve got is a hammer, everything looks like a nail. And when you’ve got a scanning electron microscope, everything must look like a sample that would be really, really interesting ...

Electron microscopy uses a beam of electrons to illuminate ... Two papers offer a first glimpse at complexes of the helicase-like domain of DNA polymerase θ (Polθ-HD) bound to DNA.

Today we are machining some metal inside the scanning electron microscope! By creating a custom fixture, we can manually advance a carbide cutter and cut metal inside the vacuum chamber of my SEM.

Freeze–thaw cycles in an icy pond could let an enzyme copy RNA double helices indefinitely — suggesting one way in which ...

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

This study finds these bacteria as the first example of an organism using ADP-ribose modification of DNA as a mechanism for regulating gene transcription and cellular replication. The ...

May 29, 2025 — Scientists have documented the way a single gene in the bacterium that causes bubonic plague, Yersinia pestis, allowed it to survive hundreds of ... New AI Tool Reveals Single ...

Revising the structure and replication of DNA? Test your knowledge of the process and need for DNA replication with this Higher Biology quiz.