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A chloroplast mutation has dramatically affected the genomes of railside populations of Arabidopsis thaliana.

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Certain plant stem cells rarely divide, a study shows, possibly fending off an accumulation of potentially harmful genetic mutations in some species.

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image: Prions in Plants?

Prions in Plants?

By | April 26, 2016

A plant protein that behaves like a prion when inserted into yeast could enable a form of botanical memory, a study suggests.

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image: Putting Down Roots

Putting Down Roots

By | February 1, 2016

A survivor and a pioneer, Natasha Raikhel emigrated to the U.S. from Soviet Russia and made a career of studying protein trafficking in plants.

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image: Underground Immunity

Underground Immunity

By | July 16, 2015

Arabidopsis thaliana defense hormones shape the plant’s root microbiome. 

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image: New Immunity

New Immunity

By | June 1, 2015

A scaffolding protein forms the hub of a newly identified immune pathway in plants.

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image: Estimating Epigenetic Mutation Rates

Estimating Epigenetic Mutation Rates

By | May 11, 2015

Generation-spanning maps of Arabidopsis thaliana DNA methylation allow researchers to compute how quickly epigenetic marks appear and disappear in the plant’s genome.

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image: How Rice Overcomes Arsenic

How Rice Overcomes Arsenic

By | October 20, 2014

Researchers have discovered a transporter protein in rice that sequesters arsenic in vacuoles, preventing the toxic element from traveling into grains.

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image: Stressing and FRETing

Stressing and FRETing

By | August 1, 2014

Two labs have produced FRET-based systems for real-time analysis of a plant stress hormone.

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image: Avoiding Salt

Avoiding Salt

By | January 1, 2014

In a newly identified tropism, plant roots steer clear of salinity.

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