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Emerging evidence links bacterial or viral infection with the neuropathology of Alzheimer’s disease.

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image: Infographic: The Various Forms of Methylated DNA

Infographic: The Various Forms of Methylated DNA

By | September 1, 2017

To expand the basic nucleotide alphabet, many species modify their DNA with epigenetic marks.

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image: The Role of DNA Base Modifications

The Role of DNA Base Modifications

By | September 1, 2017

Researchers are just beginning to scratch the surface of how several newly recognized epigenetic changes function in the genome.

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image: A Bacterial Messenger Molecule Extends Healthspan

A Bacterial Messenger Molecule Extends Healthspan

By | August 28, 2017

E. coli that make indoles protect older worms, flies, and mice from frailty. 

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image: Doctors Warn Against Vaginal Seeding

Doctors Warn Against Vaginal Seeding

By | August 24, 2017

A group of Danish obstetricians notes that the procedure carries risks and that there is little evidence supporting its benefits to the infant microbiome. 

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image: Hunter-gatherer Microbiomes Cycle with the Seasons

Hunter-gatherer Microbiomes Cycle with the Seasons

By | August 24, 2017

The composition of the gut microbiota varies by time of year and is more diverse than that of industrialized groups.

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image: The Strange and Stranger Case of Wyndham Lathem

The Strange and Stranger Case of Wyndham Lathem

By | August 24, 2017

A Northwestern University plague researcher has been charged with a brutal murder. Here’s what we know about him.

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image: Custom-Made Molecules

Custom-Made Molecules

By | August 21, 2017

A new prototype machine can make the biological molecules of one’s choice from digital DNA sequences.

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image: Seeding the Gut Microbiome Prevents Sepsis in Infants

Seeding the Gut Microbiome Prevents Sepsis in Infants

By | August 16, 2017

An oral mix of a pre- and probiotic can decrease deaths from the condition, according to the results of a large clinical trial conducted in rural India. 

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There is little evidence that full treatment durations discourage the development of drug-resistant bacteria.

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