microbiology
Genomic Methylation Collector
Genomic Methylation Collector
Beth Marie Mole | Oct 22, 2012
A parasitic worm accumulates epigenetic DNA tags over its lifetime.  
HIV Evolves Vulnerability
HIV Evolves Vulnerability
Sabrina Richards | Oct 22, 2012
In mutating to evade immune detection, HIV becomes susceptible to detection by different antibodies, suggesting new strategies for vaccination.
Bacteriography
Bacteriography
Beth Marie Mole | Oct 19, 2012
A scientist-turned-artist cultures bacteria into art.
Sniffing Out TB
Sniffing Out TB
Jef Akst | Oct 18, 2012
An African rat helps detect tuberculosis in Tanzania, prompting the Mozambique government to pursue a similar project.
Flooding Rivers with Resistance
Flooding Rivers with Resistance
Dan Cossins | Oct 18, 2012
A river system in Colorado contains high concentrations of antibiotic resistance genes in areas close to water-treatment plants.
Epigenetic Enigmas
Epigenetic Enigmas
Beth Marie Mole | Oct 17, 2012
Overturning previous studies, a peculiar protozoan mysteriously uses a DNA-markup system to take out the genetic trash.   
A Parasite’s Parasites
A Parasite’s Parasites
Ed Yong | Oct 15, 2012
French scientists identify a new giant virus, which carries the genome of a smaller virus and a new breed of mobile DNA.
Mites Remember Enemies, Fight Back
Mites Remember Enemies, Fight Back
Dan Cossins | Oct 12, 2012
Mites that were attacked by rival species as juveniles attack the young of their former assailants more frequently when they reach adulthood.
SIV and the Expanding Virome
SIV and the Expanding Virome
Sabrina Richards | Oct 11, 2012
Monkeys infected with simian immunodeficiency virus have a higher diversity of gut viruses, pointing to a possible role of the virome in SIV pathogenesis.
Typhoid Vaccine Recalled
Typhoid Vaccine Recalled
Edyta Zielinska | Oct 10, 2012
An estimated 700,000 people immunized against typhoid may not be fully protected.