2,457 results
2,457 results for: mutations
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Cell death may spur aging
Genetic mutations in cells' internal powerhouses could contribute to aging by stifling tissue maintenance.
- Life
The reason to avoid poop coffee isn’t what you think
Beans from civet feces have become so popular that abuse and fraud are common.
- Humans
What makes a face go round
Genetic enhancers acting far away from their intended genes can help shape a face during development.
- Animals
The daemon cat that never was
Buried in a volume published in 1904 is a description of a new species of cat found in Transcaucasia: Felis daemon, the Black Wild Cat.
- Genetics
DNA changes may show how whales adapted to water
Comparing the genetic material of whales has revealed DNA changes that may have helped the animals adapt to aquatic environments.
- Life
H7N9 flu still better adapted to infect birds over humans
The proteins from the avian flu appear better suited for attaching to bird, not human, molecules.
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- Animals
Leaping land fish avoids predators by blending in
The Pacific leaping blenny avoids being eaten by predators by blending into its rocky habitat.
- Microbes
Bacteria turn threatening in tests with immune cells
In less than 30 days, nonthreatening E. coli can transform into dangerous microbes in mice.
- Tech
Gene Screen: Ultrasensitive nanowires catch mutations
Researchers have devised a nanowire sensor that binds to DNA molecules and produces an electrical signal almost instantaneously.
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Brain gene is tied to obesity
A gene involved in brain chemistry influences whether a person is thin or fat.
- Health & Medicine
Could refrigeration explain Crohn’s rise?
Crohn's disease, marked by inflammation of the small intestine, could be caused by refrigeration of meats, a process that selects for hardy bacteria that handle cold temperatures well, researchers hypothesize.
