Search results for Prokaryote

Space Exploration Feb 24, 2017

The search for extraterrestrial life in the water worlds close to home

The discovery of seven exoplanets around a star 40 light years from our Sun has raised the possibility that they could harbour life.

Cell & Microbiology Feb 21, 2017

Model of CRISPR, phage co-evolution explains confusing experimental results

A Rice University study suggests that researchers planning to use the CRISPR genome-editing system to produce designer gut bacteria may need to account for the dynamic evolution of the microbial immune system.

Biotechnology Jan 19, 2017

Seeking structure with metagenome sequences

For proteins, appearance matters. These important molecules largely form a cell's structures and carry out its functions: proteins control growth and influence mobility, serve as catalysts, and transport or store other molecules. ...

Biochemistry Jan 10, 2017

Biochemist studies how ribosomes make proteins

Ribosomes are molecular machines programmed by genetic blueprints, which make proteins by linking amino acids together into linear chains that fold into sequence-dependent shapes. Ludwig Maximilian University biochemist Roland ...

Cell & Microbiology Dec 29, 2016

Secrets of human protein interactions unveiled by massive sequencing and coevolution

Cells operate like incredibly well-synchronized orchestras of molecular interactions among proteins. This molecular network is essential not only to understanding how an organism functions, but also to determining the molecular ...

Cell & Microbiology Dec 20, 2016

An ancient mechanism helps a cell to resist stress

Biologists from the Lomonosov Moscow State University in collaboration with colleagues from the Engelhardt Institute of Molecular Biology, Russian Academy of Sciences, used RNA transfection and in vitro techniques to show ...

Evolution Nov 22, 2016

New insights from the most comprehensive tree of prokaryotic life assembled to date

Bacteria were the original masters of their domain, having the Earth to themselves for the majority of their existence, filling every environmental niche, nook and cranny, from mountain peaks to the thermal vents at the ocean's ...

Cell & Microbiology Nov 14, 2016

Which genes are crucial for the energy metabolism of Archaea?

A research team led by Christa Schleper from the University of Vienna succeeded in isolating the first ammonia-oxidizing archaeon from soil: Nitrososphaera viennensis—the 'spherical ammonia oxidizer from Vienna.' In the current ...

Biotechnology Oct 31, 2016

Dental team tweaks DNA to improve plant-based medicines

Henry Daniell, a professor in the departments of Biochemistry and Pathology in the University of Pennsylvania's School of Dental Medicine, has found great success in using genetic engineering to coax lettuce and tobacco plants to ...

Cell & Microbiology Oct 25, 2016

Microbe hunters discover iron-munching microbe

A microbe that 'eats' both methane and iron: microbiologists have long suspected its existence, but were not able to find it - until now. Researchers at Radboud University and the Max Planck Institute for Marine Microbiology ...

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