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Quantum Dots Research Leads to New Knowledge about Protein Binding in Plants

...s the door for thepotential use of Quantum Dots in live imaging of plant cells andprovides valuable understanding of the mechanism of interaction betweenthe pollen tube and female tissue during reproduction.“Integrating materials science, chemistry and plant biology tounderstand how and where specific pro...

W.M. Keck Foundation funds study of friendly microbes

... to the vast communities of bacteria that normally live on and in us. Now a $1.45 million grant from the W.M. Keck Foundation to researchers at the School of Medicine will help fill this gap by funding a study to develop new approaches for isolating, sequencing and analyzing the genomes of "friendly" bac...

Yellowstone microbes fueled by hydrogen, according to U. of Colorado study

...t Helicobacter pylori bacteria, whichcause ulcers, live on hydrogen inside the stomach," said Spear."Salmonella metabolizes hydrogen in the gut. It makes me wonder howmany different kinds of microbes out there are metabolizing hydrogen inextreme environments."Instead of relying on traditional techniques o...

Mouse brain cells rapidly recover after Alzheimer's plaques are cleared

...logies that allowed him to closely track changesin live brain cells in mice with an Alzheimer's-like condition.The mice he used for the study had two mutations. One, utilized byscientists at Eli Lilly, causes amyloid plaques to build up, creatingthe Alzheimer's-like condition. The second, developed by sci...

Key molecule in plant photo-protection identified

...logies that allowed him to closely track changesin live brain cells in mice with an Alzheimer's-like condition.The mice he used for the study had two mutations. One, utilized byscientists at Eli Lilly, causes amyloid plaques to build up, creatingthe Alzheimer's-like condition. The second, developed by sci...

The secret to longevity in tubeworms

...eated by a consortium of bacteria and archaea that live in the deep sea cold sediments surrounding the seep where the worm lives. These chemoautotrophs use energy from hydrocarbons to reduce sulfate to sulfide, which L. luymesi absorbs through its unique "roots," extensions of its body that it tunnels int...

Bacteria collection sheds light on urinary tract infections

...a found in humans and animals. Thousands of E.coli live in the organs of humans and animals and provide multiple benefits such as aiding in digestion of certain nutrients. However, E.coli is also commonly associated with illnesses caused by eating undercooked beef or drinking contaminated water. Without ...

Research on Worms Yields Clues on Aging

...tions of the nervous system thatcause the worms to live longer."Because the researchers found that anticonvulsants affect the nervoussystem of C. elegans, they also plan to use the worms as modelorganisms to investigate how the drugs inhibit seizures in epilepticpatients, a mechanism that currently is not...

Live Recombinant Adenovirus Vaccine Technique Explored

...lieve their process for constructing a replicating live recombinant adenovirus could lead to more economic...ould combine the safe and easy-to-use qualities of live adenovirus vaccine with the versatility of recombinant adenovirus virus vaccines that are being deve...

The secret lives of whales

...reasonable dispersal distance for the animals that live on them,?says Smith. In the North Atlantic, where only 10% of historic populations of the great whales are estimated to still survive, Smith speculates that substantial species extinction may have occurred in the whale fall fauna. “The deep ocean ap...

Dinosaur DNA? New Patent Covers Degraded DNA recovery

...anted to Ambergene Corporation for the recovery of live ancient bacteria and fungi fossilized in amber. By reconstituting nucleic acid molecules that have been degraded but still contain useful information scientists at MatrixDesign are able to create a template from which to multiply the genetic materia...

A bacterial genome reveals new targets to combat infectious disease

...he nematodes themselves play host to bacteria that live within their cells, but in this case, the relationship is classic mutualism, with each benefiting from the other. Indeed, the Wolbachia bacterium is so crucial to its host nematode that apparently eradicating it with antibiotics severely compromises ...

Spider Venom Could Yield Eco-Friendly Insecticides

...its fangs. Since Australian funnel-web spiders can live for more than five years in captivity, a small group of these spiders yields plenty of toxins for King's chemical analysis. Funnel-web spider venom is a complex brew of more than 100 chemical compounds, most of which are toxic to insects, but not ve...

Muscle-targeted gene therapy reverses rare muscular dystrophy in mice

...e for whom symptoms first appear late in childhood live longer, but life expectancy remains greatly decreased. Although Pompe disease is a relatively rare disease, it is but one of a group of related "lysosomal storage diseases," which in total occur in about one in 5,000 births. The current study is par...

Discovery of key protein's shape could lead to improved bacterial pneumonia vaccine

...cteria that had mutated CbpA in order to provethat live bacteria with mutated CbpA could not bind to pIgR on cells.“Our work confirmed that the pneumococcus uses CbpA to bind to humancells,?said Beth Mann, a research laboratory specialist in Tuomanen’slab who developed the bacteria carrying mutated CbpA. ...

New comparative toxicogenomics database

...cteria that had mutated CbpA in order to provethat live bacteria with mutated CbpA could not bind to pIgR on cells.“Our work confirmed that the pneumococcus uses CbpA to bind to humancells,?said Beth Mann, a research laboratory specialist in Tuomanen’slab who developed the bacteria carrying mutated CbpA. ...

Taking Aim With Nanoparticle PEBBLEs

...l time. People who get that type of cancer usually live less than four months without treatment; rats die within about five days. When Kopelman's group treated rats with PEBBLEs that weren't even tailored to home in on cancer cells, the rats lived twice as long. With targeted PEBBLEs, some rats were still...

Researchers trace evolution to relatively simple genetic changes

...th three bony spines poking up from their backs -- live both in the seas and in coastal fresh water habita...ee how evolution occurred. Sticklebacks that still live in the oceans are virtually covered, from head to tail, with bony plates that offer protection. In c...

Octopuses occasionally stroll around on two arms, UC Berkeley biologists report

...th three bony spines poking up from their backs -- live both in the seas and in coastal fresh water habita...ee how evolution occurred. Sticklebacks that still live in the oceans are virtually covered, from head to tail, with bony plates that offer protection. In c...

Scientists discover unique microbe in California's largest lake

...related species ofAcaryochloris, but the other two live in the Pacific and must grow onor in an animal or ...t that allows this novelphotosynthetic organism to live a free and independent lifestyle. Shenotes that the other two species of Acaryochloris live in relat...

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