Nature3y
Under the electron microscope, DNA molecules undergoing transcription exhibit Christmas-tree-like structures.
The trunk of each 'Christmas tree' (a transcription unit) represents a DNA molecule; the tree branches (granular strings attached to the DNA) are RNA molecules that have been transcribed from the DNA.
Nature3y
Kinetoplastids and Their Networks of Interlocked DNA
When scientists isolated the kinetoplast using density gradients and centrifugation, collected the DNA content on grids, and studied it under the electron microscope, they discovered that the kDNA ...
CRISPR system variant shows a novel DNA cleavage mechanism
Researchers have revealed new details about the CRISPR-Cas5-HNH/Cascade complex, a variant of the type I-E CRISPR-Cas system, ...
Georgia woman sues IVF clinic for implanting wrong embryo after she birthed another couple’s baby
A woman is suing a fertility clinic after the wrong embryo was implanted in her, resulting in a shocking discovery once the infant was born, a lawsuit says.