2,465 results
2,465 results for: mutations
- Health & Medicine
Microcephaly: Building a case against Zika
Zika virus is the prime suspect for Brazil’s recent surge in birth defects. New evidence in human cells strengthens the case, but more definitive proof could come this summer from Colombia, where thousands of pregnant women have been infected.
- Microbes
Random changes in behavior speed bacteria evolution
Microbes can speed up evolution by changing phenotypes.
- Animals
Devils Hole pupfish may not have been so isolated for so long
New genetic study questions Devils Hole pupfish’s supposed history of long isolation.
- Life
Removing worn-out cells makes mice live longer and prosper
Senescent cells promote aging, and removing them makes mice live longer, healthier lives.
- Health & Medicine
Monkeys with human gene show signs of autism
Genetically altered monkeys may help scientists understand autism.
- Science & Society
‘GMOs’ isn’t a four-letter word, but it is hard to define
The definition of what constitutes a genetically modified organism is a challenge to those tasked with developing standards for labeling foods that contain GMOs.
- Genetics
Drug candidate fails to improve symptoms of fragile X syndrome
A drug designed to treat fragile X syndrome has proven ineffective in clinical trials.
- Genetics
Drug candidate fails to improve symptoms of fragile X syndrome
A drug designed to treat fragile X syndrome has proven ineffective in clinical trials.
- Genetics
Year in review: Cancer genetics grows up
Researchers looking for mutations linked to cancer have found that not all genetic alterations should be targeted equally.
- Genetics
Roosters run afoul of genetic rules
Moms aren’t always the only ones that pass mitochondrial DNA to offspring, a study of chickens finds.
- Genetics
GMOs haven’t delivered on their promises — or risks
Genetically modified foods have been studied extensively and are abundant on supermarket shelves, but they haven’t managed to end world hunger yet.
- Plants
Single gene influences a petunia’s primary pollinator
Mutations on a single gene determine how much ultraviolet light a petunia flower absorbs, and in turn, which animal pollinates the flower.
