News tagged with marine bacteria

Scientists discover first multicellular life that doesn't need oxygen

(PhysOrg.com) -- Oxygen may not be the staple of modern complex life that scientists once thought. Until now, the only life forms known to live exclusively in anoxic conditions were viruses, bacteria and Archaea. ...

Biology / Plants & Animals

created Apr 07, 2010 | popularity 4.7 / 5 (73) | comments 15 | with audio podcast report

Ocean's harmful low-oxygen zones growing, are sensitive to small changes in climate

(PhysOrg.com) -- Fluctuations in climate can drastically affect the habitability of marine ecosystems, according to a new study by UCLA scientists that examined the expansion and contraction of low-oxygen ...

Space & Earth / Earth Sciences

created Jun 17, 2011 | popularity 5 / 5 (11) | comments 7 | with audio podcast

Toxic menu: Marine worm feeds on carbon monoxide and hydrogen sulphide with the help of symbiotic bacteria

In a study published in the journal Proceedings of the National Academy of Sciences, scientists from the Max Planck Institute for Marine Microbiology in Bremen and Greifswald University, together with collea ...

Biology / Plants & Animals

created Apr 17, 2012 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Rhodopsin phototrophy promotes bacterial survival

Bacteria in the ocean can harvest light energy from sunlight to promote survival thanks to a unique photoprotein. This novel finding by a team of scientists in Sweden and Spain is to be published next week in the online, ...

Biology / Cell & Microbiology

created Apr 27, 2010 | popularity 5 / 5 (3) | comments 0

Jellyfish blooms shunt food energy from fish to bacteria

A new study by researchers at the Virginia Institute of Marine Science (VIMS) shows that jellyfish are more than a nuisance to bathers and boaters, drastically altering marine food webs by shunting food energy ...

Biology / Ecology

created Jun 06, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Researchers discover hydrogen-powered symbiotic bacteria in deep-sea hydrothermal vent mussels

The search for new energy sources to power mankind's increasing needs is currently a topic of immense interest. Hydrogen-powered fuel cells are considered one of the most promising clean energy alternatives. ...

Space & Earth / Earth Sciences

created Aug 10, 2011 | popularity 5 / 5 (3) | comments 4 | with audio podcast

Bacterial pathogens and rising temperatures threaten coral health

Coral reefs around the world are in serious trouble from pollution, over-fishing, climate change and more. The last thing they need is an infection. But that's exactly what yellow band disease (YBD) is—a bacterial infection ...

Biology /

created Jan 20, 2009 | popularity 4.3 / 5 (3) | comments 3

Microbes point to method for isolating harmful forms of drugs

(PhysOrg.com) -- Scientists at MIT and Brown University studying how marine bacteria move recently discovered that a sharp variation in water current segregates right-handed bacteria from their left-handed ...

Physics / Soft Matter

created Apr 15, 2009 | popularity 5 / 5 (2) | comments 0

New drugs from mutant bugs

(PhysOrg.com) -- Scientists from the Universities of Birmingham and Bristol have discovered how marine bacteria join together two antibiotics they make independently to produce a potent chemical that can kill ...

Chemistry / Biochemistry

created Apr 07, 2011 | popularity 5 / 5 (2) | comments 0

The bizarre lives of bone-eating worms

The females of the recently discovered Osedax marine worms feast on submerged bones via a complex relationship with symbiotic bacteria, and they are turning out to be far more diverse and widespread than scientists expected. ...

Biology / Plants & Animals

created Nov 09, 2009 | popularity 4.5 / 5 (2) | comments 0

Discovery of the Jekyll-and-Hyde factors in 'coral bleaching'

Scientists are reporting the first identification of substances involved in the Jekyll-and-Hyde transformation that changes harmless marine bacteria into killers that cause "coral bleaching." Their study appears ...

Space & Earth / Environment

created Dec 02, 2009 | popularity 4.5 / 5 (2) | comments 0

Sea lions fuel ocean life

Like whales, sea lions are contributing to marine ecosystems in the most fundamental way possible, research by a Flinders graduate has found.

Biology / Ecology

created May 15, 2012 | popularity 4.5 / 5 (2) | comments 0

Genomes reveal bacterial lifestyles

Sampling just a few genes can reveal not only the "lifestyle" of marine microbes but of their entire environments, new research suggests.

Biology / Biotechnology

created Sep 07, 2009 | popularity 5 / 5 (1) | comments 0

Bacterioplankton responses to desert dust in the (sub)tropical northeast Atlantic

Inputs of dust from the Sahara desert could change the composition of microbial communities in the (sub)tropical eastern North Atlantic say Southampton researchers writing this month in the journal FEMS Mi ...

Biology / Cell & Microbiology

created Jun 02, 2010 | popularity 5 / 5 (1) | comments 0

Single-cell marine predator's unique survival mechanisms revealed

(PhysOrg.com) -- University of British Columbia researchers have uncovered the unique survival mechanisms of a marine organism that may be tiny, but in some ways has surpassed sharks in its predatory efficiency.

Biology / Cell & Microbiology

created Feb 08, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast