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Tag: "mine" at biology news

Microbes at work cleaning up the environment

...l Laboratory found that bacteria from an abandoned mine excrete proteins that cause metal nanoparticles to...solve if conditions change. In the case of the mine bacteria, the researchers showed that the bacteria are causing the nanoparticle aggregation, thereby...

In nature, proteins sweep up nanoparticles

...ion-control tip from nature: Deep inside a flooded mine in Wisconsin, scientists from several institutions including the U.S. Department of Energy’s Lawrence Berkeley National Laboratory (Berkeley Lab) have discovered a world in which bacteria emit proteins that sweep up metal nanoparticles into immobile ...

DOE JGI sets 'gold standard' for metagenomic data analysis

... metagenomics in general. It will help groups like mine to choose efficient strategies for the development of automated methods for high-throughput metagenome analysis. And last, but not least, it will stimulate the development of new computational tools and approaches for studies of microbial communities...

Study warns deep-sea mining may pose serious threat to fragile marine ecosystems

...f the seafloor, using remotely operated underwater mine cutters and a hydraulic pump system to transfer roughly two million tons of ore per year to the surface. These strips would be located approximately 500 meters to two kilometres from the active vents, but Halfar argues that the cutting and pumping pr...

Mine runoff continues to provide clues to microbial diversification

...e at the surface of water trickling through an old mine in California is proving to be a treasure for rese...he pink microbial biofilm communities found in the mine runoff provide perfect research subjects because they have fewer organisms than most communities fou...

OHSU lab finds meth receptor that could lead to therapy

...at could exist ?is incredibly large. Our aim is to mine that space in order to uncover novel therapies." TAAR1 was originally discovered in the laboratory of David K. Grandy, Ph.D., OHSU professor of physiology and pharmacology. Grandy’s lab found TAAR1 is activated by chemical relatives of meth known ...

Seagrass ecosystems at a 'global crisis'

...cale losses worldwide. "Seagrasses are the coal mine canaries of coastal ecosystems," said co-author Dr. William Dennison of the University of Maryland Center for Environmental Science. "The fate of seagrasses can provide resource managers advance signs of deteriorating ecological conditions caused by ...

Two studies on bee evolution reveal surprises

... University found the bee embedded in amber from a mine in northern Myanmar (Burma). A report on this major fossil discovery, which the researchers say supports a new hypothesis in bee evolution, was published in the Oct. 27 issue of Science. Scientists have long believed that bees first appeared ...

From hot springs to rice farms, scientists reveal new insights into the secret lives of archaea

...d that were collected from a deep underground gold mine in Ontario, Canada. Ventura and his colleagues discovered that the rocks contained a type of lipid, or oily compound, found only in archaeal cell membranes. This finding indicates that an archaean community may have inhabited the region more than 2.6...

Otherworldly bacteria discovered two miles down

...n a rock fracture that intersects the Mponeng gold mine near Johannesburg, South Africa. Water trapped in the fracture is home to the otherworldly bacteria. Using genetic tools, the team discovered that there is very little species diversity in the rock fracture community. Compared with bacteria in the...

Bacteria that use radiated water as food

... water-filled fracture inside a South African gold mine near the Johannesburg metropolitan area and viewed...in and others in the research team traveled to the mine and descended the hot, gas-choked shafts to study water slowly seeping from the crack. The scienti...

Gut reaction: Researchers define the colon's genome

...than researchers have reported for samples of acid mine drainage. These microbes are busy, too. The new study shows that resident microbes in the colon actively synthesize vitamins and break down plant sugars, such as xylan and cellobiose (similar to cellulose), which humans could not otherwise digest be...

Speeding the search for elusive chromosomal errors

...nd the computational tools required to analyze and mine the data generated," said Dr. Shaikh. As he pursues ongoing studies to enroll and study more patients with congenital defects, Dr. Shaikh collaborates with Elaine H. Zackai, M.D., director of Clinical Genetics at Children's Hospital. "It is extremel...

DOE JGI finishes 100th microbial genome

...ncing has opened a particularly productive vein to mine in exploring and expanding the frontier of microbiology. Especially where, through conventional culture methods, we are unable to shed light on the metabolic profiles of these microorganisms and their environmental implications, DNA sequencing provid...

In-home sensors spot dementia signs in elderly

...cused on algorithm development" and the ability to mine and manage the data these devices collect. Study co-author Misha Pavel, Ph.D., professor of biomedical engineering and computer science and electrical engineering at OHSU's OGI School of Science & Engineering, says studies on systems and techno...

Study may help slay 'Yellow Monster'

...aftermath came illnesses such as lung cancer among mine workers and worries about environmental contaminat...hing implications for people living near abandoned mine tailings in the Four Corners area of the Southwest and for war-torn countries and the military, whic...

Stanford/Packard scientist's data-mining technique strikes genetic gold

A new method to mine existing scientific data may provide a wealth of information about the interactions among genes, the environment and biological processes, say researchers at the Stanford University School of Medicine, Lucile Packard Children's Hospital and Harvard M...

Diverse tropical forests defy metabolic ecology models

...from one forest to another. Prospecting in a gold mine of data Twenty-five years ago a pair of dueling tropical forest ecologists (Robin Foster, now at the Chicago Field Museum and Steve Hubbell at the University of Georgia and the Smithsonian Tropical Research Institute, STRI) decided that the way to u...

Environmental metagenomics diagnosing extreme environments, tapping opportunities for clean energy

... environment, even such extreme conditions as acid mine drainage," says Edward M. Rubin, DOE JGI Director. "We can then survey this vast catalog of biodiversity and harness the microbial pathways that catalyze the conversion of lignocellulosic feedstocks, such as wood chips, crop residue, and various gra...

Largest study of human 'interactome' reveals a novel way

...her databases, we have been able to develop a gold mine of new information for researchers seeking new ways of finding candidate genes involved in genetic diseases," Pandey says. "And our demonstration that a protein's importance is not based on the number of interactions it has with other proteins is an ...

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