Genetics
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LifeSome 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 -
AnimalsWhy Labrador retrievers are obsessed with food
A genetic variant could explain obesity trends seen in Labrador retrievers.
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PlantsPrions may help plants remember
A plant protein has passed lab tests for prionlike powers as molecular memory.
By Susan Milius -
PlantsPlants might remember with prions
A plant protein has passed lab tests for prionlike powers as molecular memory.
By Susan Milius -
GeneticsGene-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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GeneticsMalaria 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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GeneticsSome people are resistant to genetic disease
People who should have genetic diseases but don’t may point to new treatments.
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GeneticsResearchers 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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GeneticsScientists build minimum-genome bacterium
Minimal genome organism reveals how much scientists don’t know about biology.
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GeneticsZika 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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HumansPacific islanders got a double whammy of Stone Age DNA
Neandertal and Denisovan genes influence the health of present-day Melanesians.
By Bruce Bower -
AnthropologyAncient 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