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image: Evolution of Kin Discrimination

Evolution of Kin Discrimination

By | July 6, 2015

A bacterium’s ability to distinguish self from non-self can arise spontaneously, a study shows, reigniting questions of whether the trait can be considered an adaptation.

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image: Evolutionary Rewiring

Evolutionary Rewiring

By | February 26, 2015

Strong selective pressure can lead to rapid and reproducible evolution in bacteria.

5 Comments

image: Week in Review: December 9–13

Week in Review: December 9–13

By | December 13, 2013

Animal family tree rearranged; how E. coli evades the immune system; pharmacological chaperones and misfolded proteins

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image: How Bacteria Evade the Immune System

How Bacteria Evade the Immune System

By | December 12, 2013

Escherichia coli can quickly evolve to resist engulfment by macrophages, scientists have found.

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image: Bacteria Can Integrate Degraded DNA

Bacteria Can Integrate Degraded DNA

By | November 18, 2013

In lab experiments, bacteria usurp small, damaged fragments of DNA, including those from a 43,000-year-old woolly mammoth.  

2 Comments

image: Expeditious TB Tests

Expeditious TB Tests

By | September 10, 2013

New rapid tests for extensively drug-resistant tuberculosis appear highly accurate.

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image: Bacterial Gene Transfer Gets Sexier

Bacterial Gene Transfer Gets Sexier

By | July 9, 2013

Mycobacterium smegmatis can donate larger portions of its genome to other bacteria than previously thought, approaching the level of gene shuffling seen in sexual reproduction.

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image: Bacterial Exploitation

Bacterial Exploitation

By | July 5, 2012

Field studies reveal non-virulent bacteria take advantage of their virulent counterparts to get a free pass into their host.

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image: Live Slow, Die Old

Live Slow, Die Old

By | May 17, 2012

Ancient bacteria living in deep-sea sediments are alive—but with metabolisms so slow that it’s hard to tell.

13 Comments

image: Infection Selection

Infection Selection

By | November 13, 2011

Scientists track changes in bacterial genomes during a hospital outbreak to discover potential pathogenesis genes.

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