Genetics
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Life
Some Crohn’s genes make cells deaf to messages from good gut bacteria
Genes linked to Crohn’s disease, an inflammatory bowel disease, might make people’s immune cells miss out on helpful messages sent by friendly gut bacteria.
By Meghan Rosen -
Animals
Why Labrador retrievers are obsessed with food
A genetic variant could explain obesity trends seen in Labrador retrievers.
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Plants
Plants might remember with prions
A plant protein has passed lab tests for prionlike powers as molecular memory.
By Susan Milius -
Plants
Prions may help plants remember
A plant protein has passed lab tests for prionlike powers as molecular memory.
By Susan Milius -
Genetics
Gene-edited mushroom doesn’t need regulation, USDA says
A CRISPR-edited mushroom isn’t like other GMOs, the U.S. Department of Agriculture says.
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Genetics
Malaria parasite doesn’t pass drug immunity to its offspring
Malaria parasites resistant to the antimalarial drug atovaquone die in mosquitoes, a new study finds.
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Genetics
Some people are resistant to genetic disease
People who should have genetic diseases but don’t may point to new treatments.
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Genetics
Researchers edit genes in human embryos for second time
Researchers in China deploy CRISPR to alter genes in human embryos again — this time to make cells HIV-resistant.
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Genetics
Scientists build minimum-genome bacterium
Minimal genome organism reveals how much scientists don’t know about biology.
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Genetics
Zika may have flown to Brazil in 2013
The brand of Zika currently floating around the Americas traces its origins to Asia and may have arrived in Brazil by air as early as 2013.
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Humans
Pacific islanders got a double whammy of Stone Age DNA
Neandertal and Denisovan genes influence the health of present-day Melanesians.
By Bruce Bower -
Anthropology
Ancient DNA reveals who is in Spain’s ‘pit of bones’ cave
Ancient DNA shows Neandertals lived in northern Spain 430,000 years ago; the early date raises new questions about Neandertals’ origins.
By Bruce Bower