Tag: "brown" at biology news

Negative effects of plastic's additive blocked by nutrient supplements

...rison between the large yellow mice and the normal brown mice showed identical genetic makeup, yet strikingly different appearances. Just as importantly, when pregnant mothers were also given folic acid or genistein, the epigenetic influence of BPA was counteracted, she added. BPA is a synthetic estrog...

Innovative research technique reveals another natural wonder in Yellowstone Park

... Yellowstone their remarkable yellow, orange, red, brown and green colors," says Bryant. Microbiologists are intrigued by Yellowstone's hot springs "because their unusual habitats house a diversity of microorganisms, but many are difficult or impossible to grow in the lab. Metagenomics has given us a power...

Scientists find brown fat master switch

...ught "master switch" in mice for the production of brown fat, a type of adipose tissue that generates heat ...author of the paper. "Human adults don't have much brown fat, but there is some, and from a therapeutic perspective the question is whether that pathway can ...

Potato wart eyed as risk to potato production

...growths that initially appear white, and then turn brown or black as they decay, rendering the potato tuber unrecognizable and inedible. There is a zero tolerance for the fungus that causes potato wart. As a result, this disease has been placed on the USDAs "Select Agent List" of plant pathogens deemed ...

Moths mimic sounds to survive

... Monarch. The two species of bats used were big brown bats and red bats. Barber raised the bats in the lab so behavior learned in the wild would not influence the results of the experiment. Barber said anecdotal observations have suggested that animals such as snakes, owls and bees use acoustic mimi...

Swabs not reliable for detecting lead dust in homes

...tions do not guide consumers on how to interpret a brown result. The brown tip might result from dirt hiding a red chemical reaction. Another explanation is that household dir...

Cornell lab confirms deadly fish virus spreading to new species

...hern pike, walleye, yellow perch, channel catfish, brown bullhead, white perch, white bass, emerald shiner, bluntnose minnow, freshwater drum, round goby, gizzard shad and burbot. Roughly 1,600 fish have been tested at Cornell since May 2006.Bowser suspects the virus may have originated from an infected ma...

Protein fragments sequenced in 68 million-year-old Tyrannosaurus rex

...ent by Schweitzer, arrived in the form of a gritty brown powder that had to be rid of contaminants. Using techniques and tricks perfected while working on the mammoth sample, Asara purified the protein, identified as collagen, and, with the enzyme trypsin, broke it down into fragments, or peptides, 10 to 2...

Brown rot shrivels prune production in California

...ology, University of California, Davis, the impact brown rot has on California's prune industry is of conti...rowers to identify the conditions that may trigger brown rot infections and determine the best time to apply disease management tools. With continued rese...

500,000 years of climate history stored year by year

...ient in the sediment, which is deposited as a dark brown winter sediment on top of the pollen-lime mix. At a depth of 400 metres no storm or waves disturb this process. These annual rings in the sediment can be traced back for hundreds of thousands of years. In some places the layer of sediment is up to 40...

Joslin study reveals how a specific fat type can protect against weight gain and diabetes

... the skin, stores energy for future needs, whereas brown fat or brown adipose tissue (BAT) burns energy and generates heat. White fat, which is packed with large lipid...

PNAS announces 2006 Cozzarelli Prize recipients

...ences): "Integrated model shows that atmospheric brown clouds and greenhouse gases have reduced rice harvests in India" by Maximilian Auffhammer, V. Ramanathan, and Jeffrey R. Vincent http://www.pnas.org/cgi/content/abstract/103/52/19668 A commentary accompanying this article is available: http://ww...

New bird, bat species revealed by extensive DNA barcode studies

...from some other species. They are typically "small brown ground-dwelling shrubbery birds that don't attract a lot of human attention." Even though birds may appear very similar to human observers, a species with a distinct DNA barcode very rarely interbreeds; they literally find birds of a feather as mat...

Instruction manual for creating a molecular nose

...re a type of G-protein coupled receptor taken from brown rats. The scientists were also able to prove that the odorant receptors maintained their biological functions by demonstrating the binding of odorants to the receptors. "We now have something akin to an instruction manual on how membrane proteins tha...

Endangered shortnose sturgeon saved in Hudson River

... American alligator, American peregrine falcon and brown pelican, have recovered. "Recovery is very rare," said Bain, who has been monitoring the shortnose sturgeon's population since the mid-1990s and has access to data on the populations since the 1970s. "The nature of this species, its habitat and evide...

To trust or not to trust your friends

...ain food in the presence or absence of a predatory brown trout. Then a nave minnow joined the group on later trials either in the presence or absence of the trout. Nave fish without the predator were only half as successful in finding the food when their group of mates had been pre-trained with the predato...

Nevada scientist part of team that discovers hybrid speciation in butterflies in Sierra

...of Lake Tahoe, plucking samples of blue (male) and brown (female) butterflies from the rocks and sparse alpine vegetation there. The samples were studied by the research members who worked to analyze the species DNA in a laboratory in Texas. "We worked within a very narrow window because these butterflies...

Chemicals in brown algae may protect against skin cancer

... The animal study indicates that chemicals called brown algae polyphenols (BAPs), which are found in a type of brown marine seaweed, might protect against skin cancers caused by ultraviolet B (UVB) radiation. UVB r...

How appetite-stimulating brain cells work overtime during fasting

... regulation of body temperature by heat-generating brown fat. The molecular underpinning of heat production, or thermogenesis, in brown fat is the activation of mitochondrial uncoupling protein 1 (UCP1) by T3, the researchers said. The ...

Children's Hospital Oakland's new maternal diet study

...generation of pups, shifting their coats towards a brown color, and had the same effect on pups born in the next generation to mice that were not exposed to the supplemented diet. "Although researchers have long known that there is a connection between a mother's diet and her children's health this is the...

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Breaking Biology News(10 mins):UNMANNED SYSTEMS 2015: Largest International Conference and Trade Show for the Drone and Unmanned Technology Industry 2UNMANNED SYSTEMS 2015: Largest International Conference and Trade Show for the Drone and Unmanned Technology Industry 3UNMANNED SYSTEMS 2015: Largest International Conference and Trade Show for the Drone and Unmanned Technology Industry 4UNMANNED SYSTEMS 2015: Largest International Conference and Trade Show for the Drone and Unmanned Technology Industry 5Profile Solutions Names Medicinal Cannabis, Agriculture and Technology Expert Dr. Gerry Bedore to its Scientific Advisory Board 2Profile Solutions Names Medicinal Cannabis, Agriculture and Technology Expert Dr. Gerry Bedore to its Scientific Advisory Board 3Profile Solutions Names Medicinal Cannabis, Agriculture and Technology Expert Dr. Gerry Bedore to its Scientific Advisory Board 4Huntington Memorial Hospital Becomes First in the San Gabriel Valley to Offer Patients a New Heart Failure Monitoring Solution 2Huntington Memorial Hospital Becomes First in the San Gabriel Valley to Offer Patients a New Heart Failure Monitoring Solution 3
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