bacteria, cell & molecular biology
Prostate Organoid from Stem Cells
Prostate Organoid from Stem Cells
Jef Akst | Jul 30, 2015
Researchers construct a 3-D cell model of the prostate gland and use it to show that BPA exposure may increase the risk of cancer in the organ.
Single-Unit Synthetic Ribosome
Single-Unit Synthetic Ribosome
Ruth Williams | Jul 29, 2015
Scientists build a specialized ribosome with linked subunits that can translate designer transcripts in bacteria.
Anthrax Sent in Error to 86 Labs
Anthrax Sent in Error to 86 Labs
Kerry Grens | Jul 29, 2015
A US Army lab shipped live spores of the deadly bacterium because of improper irradiation protocols, a Department of Defense review has found.
AAAAA Is for Arrested Translation
AAAAA Is for Arrested Translation
Ruth Williams | Jul 24, 2015
Multiple consecutive adenosine nucleotides can cause protein translation machinery to stall on messenger RNAs.
Gutless Worm
Gutless Worm
The Scientist Staff | Jul 1, 2015
Meet the digestive tract–lacking oligochaete that has fueled Max Planck researcher Nicole Dubilier’s interest in symbiosis and marine science.
Sponging Up Phosphorus
Sponging Up Phosphorus
Jenny Rood | Jul 1, 2015
Symbiotic bacteria in Caribbean reef sponges store polyphosphate granules, possibly explaining why phosphorous is so scarce in coral reef ecosystems.
Sold on Symbiosis
Sold on Symbiosis
Anna Azvolinsky | Jul 1, 2015
A love of the ocean lured Nicole Dubilier into science; gutless sea worms and their nurturing bacterial symbionts keep her at the leading edge of marine microbiology.
Regenerative Cardiomyocytes Found
Regenerative Cardiomyocytes Found
Kerry Grens | Jun 24, 2015
Specialized cardiac cells in the mouse heart appear to be the long-sought-after proliferative heart cells.
Extra DNA Base Discovered
Extra DNA Base Discovered
Jef Akst | Jun 23, 2015
An epigenetic variant of cytosine is stable in the genomes of living mice, suggesting a possible expansion of the DNA alphabet.
The Handedness of Cells
The Handedness of Cells
Kerry Grens | Jun 17, 2015
Actin—the bones of the cell—has a preference for swirling into a counterclockwise pattern.