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image: Gene Expression Overlaps Among Psychiatric Disorders

Gene Expression Overlaps Among Psychiatric Disorders

By Ashley P. Taylor | February 8, 2018

Transcriptional profiling of post-mortem human brains reveals commonalities in the genes over- and under-expressed in schizophrenia, bipolar disorder, autism, and major depression. 

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Researchers find that while bats in the Myotis genus don’t produce telomerase, the enzyme that lengthens telomeres, they possess 21 telomere maintenance–related genes.

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image: How Toxic is the World’s Most Popular Herbicide Roundup?

How Toxic is the World’s Most Popular Herbicide Roundup?

By Katarina Zimmer | February 7, 2018

Glyphosate, the active ingredient in Roundup, is designed to be toxic to plants, but scientists observe some untoward effects on animals in the lab. 

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image: Blind Cavefish in Mexico Offer Clues to Sleep Regulation

Blind Cavefish in Mexico Offer Clues to Sleep Regulation

By Catherine Offord | February 7, 2018

Two studies identify a signaling pathway that contributes to the fish’s sleeplessness.

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The test uses levels of plasma amyloid-β to estimate the buildup of protein plaques in the brain.

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Pectin fragments may signal plant cells to maintain a type of growth suited to darkness.

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image: Viruses Related to Zika May Also Harm Fetuses

Viruses Related to Zika May Also Harm Fetuses

By Ruth Williams | January 31, 2018

Studies in mice suggest that other flaviviruses, such as West Nile virus and Powassan virus, may cause birth defects, too. 

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image: “Retired” Mice Find New Life as Top Models for Autism

“Retired” Mice Find New Life as Top Models for Autism

By Jessica Wright | January 29, 2018

After years of obscurity, strains of mice with mutations in particular genes are thrust to the fore of autism research.

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image: Monkeys Cloned by Dolly-the-Sheep Technology

Monkeys Cloned by Dolly-the-Sheep Technology

By Catherine Offord | January 25, 2018

The approach, which has never before been successfully attempted in primates, could lead to improved animal models for human biology and disease.

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image: EU Advisor Recommends Regulatory Exemption for Gene Editing

EU Advisor Recommends Regulatory Exemption for Gene Editing

By Catherine Offord | January 19, 2018

Crops produced using mutagenic technologies such as CRISPR should generally be exempt from regulatory laws governing GMOs, according to the published opinion.

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