DNA
Making copies at the right time
All 10 trillion cells in the adult human body are genetically identical, but develop into distinct cell types, such as muscle cells, skin cells or neurons, by activating some genes while inhibiting others. Remarkably, each specialized cell maintains a …
New leads on mechanisms that confer virulence to E.coli-type bacteria
The researchers have solved the three-dimensional structure of a key region of the DNA-protein complex. Knowledge about the structures that control the activity of genes associated with virulence and resistance to antibiotics is crucial to understand t…
A lake fauna in a shot-glass
Danish research team leads the way for future biodiversity monitoring using DNA traces in the environment to keep track of threatened wildlife — a lake water sample the size of a shot-glass can contain evidence of an entire lake fauna.
Global biod…
Changing the locks: HIV discovery could allow scientists to block virus’s entry into cell nucleus
Scientists have found the ‘key’ that HIV uses to enter our cells’ nuclei, allowing it to disable the immune system and cause AIDS The finding, published today in the open access journal PLoS Pathogens, provides a potential new target for anti-AIDS drug…