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The Scientist

» DNA, microbiology and cell & molecular biology

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image: Quorum-Sensing Molecule Modifies Gut Microbiota

Quorum-Sensing Molecule Modifies Gut Microbiota

By | March 19, 2015

Increasing the abundance of a chemical some microbes use to communicate with one another can help reinstate beneficial bacterial populations in the guts of antibiotic-treated mice. 

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image: Researchers Unearth Cervantes’s Tomb

Researchers Unearth Cervantes’s Tomb

By | March 19, 2015

A convent in Madrid may contain some of the Spanish literary giant’s remains, forensic experts say.

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image: Irisin Skepticism Goes Way Back

Irisin Skepticism Goes Way Back

By | March 18, 2015

Post-publication peer reviewers had questioned data about the supposed fat-browning enzyme from the get-go.

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image: Sewage Bacteria Linked to Obesity

Sewage Bacteria Linked to Obesity

By | March 10, 2015

Microbes identified in a city’s sewage treatment plants correlate with the population’s obesity rate, a study shows.

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image: Nanobombs Terminate Foodborne Microbes

Nanobombs Terminate Foodborne Microbes

By | March 5, 2015

Researchers engineer water nanostructures to wipe out pathogens that can spoil food and pose health risks.

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image: Tough-to-Clean Equipment a Bigger Problem

Tough-to-Clean Equipment a Bigger Problem

By | March 2, 2015

The number of deaths attributable to certain medical probes may go beyond a recent outbreak in Los Angeles.

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image: Growth Hormone Guidance

Growth Hormone Guidance

By | March 1, 2015

Intact growth hormone signaling pathways are needed for methionine restriction to extend mouse lifespan.

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image: Long Live Collagen

Long Live Collagen

By | March 1, 2015

Increased collagen expression is a common feature of many different pathways to extended longevity in worms.

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image: Of Cells and Limits

Of Cells and Limits

By | March 1, 2015

Leonard Hayflick has been unafraid to speak his mind, whether it is to upend a well-entrenched dogma or to challenge the federal government. At 86, he’s nowhere near retirement.

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image: Reading Between the Pages

Reading Between the Pages

By | March 1, 2015

Researchers at Trinity College Dublin and the University of York excavate the genetic secrets contained in the DNA of old parchments.

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