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image: TB over Time

TB over Time

By | August 1, 2015

Eighteenth-century DNA sequences yield insights into the history of tuberculosis infections.


image: The Spleen Collectors

The Spleen Collectors

By | August 1, 2015

Donated organs are helping researchers map out the immune system in humans.


image: A Plague on Pachyderms

A Plague on Pachyderms

By | June 1, 2015

At least seven species of herpesvirus commonly infect elephants. At zoos, keepers scramble to save calves, who are particularly vulnerable to the viruses.


image: Touchy Feely

Touchy Feely

By | June 1, 2015

Physical contact helps determine who’s present among baboons’ gut bacteria.


image: HIV in the Internet Age

HIV in the Internet Age

By | May 1, 2015

Social networking sites may facilitate the spread of sexually transmitted disease, but these sites also serve as effective education and prevention tools.


image: Llamas as Lab Rats

Llamas as Lab Rats

By | May 1, 2015

From diagnostics to vaccines, llama antibodies point to new directions in HIV research.


image: Miraculous Activist

Miraculous Activist

By | May 1, 2015

Timothy Ray Brown, commonly referred to as the “Berlin patient,” does not want to be the only person cured of AIDS.


image: Cancer Kismet

Cancer Kismet

By | April 1, 2015

Fate mapping allows researchers to follow cancer progression from its cell type of origin.

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image: Centennial <em>Shigella</em>

Centennial Shigella

By | February 1, 2015

A strain of the dysentery-causing bacterium isolated in 1915 tells the story of a young soldier who died of the disease in the early days of World War I.


image: Microflora for Hire

Microflora for Hire

By | December 1, 2014

The guts of cows and termites harbor microbes that are renowned complex-carbohydrate digesters, but the human gastrointestinal tract has flora that just might measure up.



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