inhibitory neurons, microbiology
Federal Biosecurity Panel Speaks
Bob Grant | Feb 1, 2012
The US National Science Advisory Board for Biosecurity explains why it recommended redacting the details of studies reporting on a highly transmissible H5N1 strain.
Arsenic-based Life Challenged Again
Hannah Waters | Jan 24, 2012
An attempt to regrow the infamous GFAJ-1 bacteria, reported to incorporate arsenic into its DNA backbone, has failed.
Top Ten Innovations 2011
The Scientist Staff | Jan 1, 2012
Our list of the best and brightest products that 2011 had to offer the life scientist
Arsenic Bug's Genome Sequenced
Bob Grant | Dec 7, 2011
Researchers have mapped out the DNA of what some scientists claim to be an arsenic loving bacterium.
Stem Cells Traced To Heart
Tia Ghose | Dec 1, 2011
New research suggests that a controversial class of stem cells originates in the heart and retains some ability to repair damaged tissue.
Breaching the Wall
Rachel Nuwer | Dec 1, 2011
Editor’s choice in immunology
Bacterial Identity Crisis
Cristina Luiggi | Nov 9, 2011
Researchers probe the genetics of a group of bacteria known to extensively swap DNA sequences with other species—blurring the species boundaries.
How Probiotic Yogurt Works
Bob Grant | Oct 26, 2011
Researchers show that the bacterial species in probiotic, fermented dairy products may alter gene expression and metabolism in native gut microbiota.
Protection for Big-Screen Virus
Edyta Zielinska | Oct 19, 2011
Researchers find an antibody that may protect against a virus similar to the one featured in the movie Contagion.
Cellular Origins of Giant Viruses?
Cristina Luiggi | Oct 16, 2011
The largest virus to be sequenced prompts researchers to consider whether giant viruses were once full-fledged living organisms.