2,461 results
2,461 results for: mutations
- Genetics
Rare mutations may protect against heart disease
Rare mutations in a key gene seem to lower bad cholesterol and provide protection against heart disease.
- Health & Medicine
Turning the immune system on cancer
A new class of drugs uncloaks tumors in some patients, awakening home-grown cells to fight several cancer types.
- Neuroscience
Study of psychiatric disorders is difficult in man and mouse
Studying human psychiatric disorders in animals presents a challenge. A new study highlights one of the ways scientists can study human mutations by slipping them into mice.
- Genetics
Gene variant helps dog evade muscular dystrophy
A dog that has a mutation causing muscular dystrophy has another genetic variant that appears to counteract the disease.
- Health & Medicine
There’s no need to panic about enterovirus
The enterovirus behind this year’s outbreak, EV-D68, has been around for decades and generally causes mild symptoms.
- Genetics
Ebola genome clarifies origins of West African outbreak
Genetic analyses suggest that a single infected person sparked the ongoing Ebola epidemic in West Africa.
-
- Animals
A fish reared out of water walks better
The normally aquatic fish Senegal bichir raised on land suggests how ancient species might have transitioned into terrestrial ones.
- Genetics
Ancient famine-fighting genes can’t explain obesity
Scientists question the long-standing notion that adaptation — specifically the evolution of genes that encourage humans to hold on to fat so they can survive times of famine — has driven the obesity crisis.
- Genetics
Long before Columbus, seals brought tuberculosis to South America
Evidence from the skeletons of ancient Peruvians shows that seals may have brought tuberculosis across an ocean from Africa.
- Health & Medicine
Taking lab mice back to their roots
Lab mice are incredibly useful for biomedical research. But they are also incredibly inbred. A new study shows that bringing wild mouse traits back could help uncover new links between genes and behavior.
- Health & Medicine
Resistance to key malaria drug spreads
Parasites that are less susceptible to artemisinin now affect several Asian countries.
