2,448 results
2,448 results for: mutations
- Life
Experimental vaccine protects against many flu viruses
Ferrets that receive shot can fight off variety of influenza strains.
- Life
Second of two blocked flu papers released
Held back for months by a U.S. government biosafety board, the research pinpoints five mutations that render the potent H5N1 virus transmissible through air.
- Life
Tiny human almost-brains made in lab
Stem cells arrange themselves into a version of the most complex human organ.
- Life
Exploration forges differences in identical twins
Mice with the same genes and surroundings diverged in brain development depending on how much they moved around their environment.
- Neuroscience
The Inconstant Gardener
Microglia, the same immune cells that help sculpt the developing brain, may do damage later in life .
- Genetics
Cloning-like method targets mitochondrial diseases
Providing healthy ‘power plants’ in donor egg cells appears feasible in humans, a new study finds.
- Health & Medicine
Whooping cough bounces back
A new type of pertussis vaccine introduced in the late 1990s may have led to the return of a disease that was nearly eradicated 40 years ago. Public opposition to vaccination hasn’t helped matters.
- Health & Medicine
Sperm analyzed, one by one
A close look at the sex cell’s DNA reveals basic molecular processes.
- Humans
Of Mice and Man
The lab mouse is being remodeled to better mimic how humans respond to disease.
-
- Life
Ancestors of today’s placental mammals may never have shared the Earth with dinosaurs
A newly constructed family tree dovetails with the fossil record, but differs considerably from previous genetic studies by suggesting that placental mammals emerged after the dinosaur extinction.
- Health & Medicine
Baby may be cured of HIV
Only viral traces remain after prompt treatment of newborn, suggesting no working virus is left in the girl’s body.
