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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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image: How Viruses Attack Plants

How Viruses Attack Plants

By Claire Asher | February 1, 2018

Viruses are incapable of reproducing without the help of a host, whose cells copy their genetic material and fabricate the building blocks of new virus particles.

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

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image: Researchers Learn from Plant Viruses to Protect Crops

Researchers Learn from Plant Viruses to Protect Crops

By Claire Asher | February 1, 2018

Plants are locked in an ancient arms race with hostile viruses, but genome editing is giving crops the upper hand.

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The findings more than double the number of known defense mechanisms, piquing the interests of molecular biology tool developers.

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The scientist was a member of a stem cell research team led by Nobel laureate Shinya Yamanaka. 

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Anne Peyroche has been acting president of the French science organization since last October.

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image: CRISPR Trial for Cancer Patients Proposed

CRISPR Trial for Cancer Patients Proposed

By Katarina Zimmer | January 19, 2018

US researchers could become the first outside China to use the gene-editing technique in the clinic. 

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Ashutosh Tiwari, who falsely claimed to be affiliated with Linköping University, is also under investigation for alleged scientific misconduct and fraud.

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The discovery reveals the role of a growth factor and endothelial cells in thymus repair, and could have implications for chemotherapy and radiation patients’ recovery following treatment.

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