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UCSB scientists probe sea floor venting to gain understanding of early life on Earth

...f the journal, Geology. The discovery of deep sea hot springs and an abundance of microbes in the subsea... subsurface microbes they found to those living in hot springs such as those at Yellowstone National Park. ...

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

...ogen was the main energy source for microbesin the hot springs," Pace said. "This project is also interes...analysis of thevarieties of microbes living in the hot springs communities revealedthat they all prefer hydrogen as an energy source. They also observedubi...

Researchers trace evolution to relatively simple genetic changes

...ir hair, had very few teeth, and couldn't sweat in hot weather. It's a very unusual constellation of symptoms, and is passed as a unit through families." Research had already shown that the Eda gene makes a protein, a signaling molecule called ectodermal dysplasin. This molecule is expressed in ectoderm...

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

...ir hair, had very few teeth, and couldn't sweat in hot weather. It's a very unusual constellation of symptoms, and is passed as a unit through families." Research had already shown that the Eda gene makes a protein, a signaling molecule called ectodermal dysplasin. This molecule is expressed in ectoderm...

Camera Traps Catch Eye of the Tiger

...o avoid the area in the future. Due to the moist, hot climate of Sumatran forests, the cameras often malfunction, so scientists will be lucky if two-thirds of the pictures are of any animals. Because they had conducted thorough research to determine likely tiger habitat, WWF scientists got their first t...

Pulsating ultrasound enhances gene therapy for tumors

...e used to prevent exposed tissue from becoming too hot and damaged. Pulsed-HIFU instead renders tissues permeable and helps target them for taking up genes and other therapeutic substances injected into the body. "Basically, we're using sound waves to open up the tissue by producing gaps between the cel...

New lab technique identifies high levels of pathogens in therapy pool

...pointing to the need for closer scrutiny of public hot pools, says a new study. Led by Washington Univer...e very aware of the risks in using indoor pools or hot tubs." Washington University's Angenent, a former postdoctoral researcher at CU-Boulder, said the h...

Shift of weather patterns necessitates rethinking of reforestation methods

...d. Another big factor is the subjection of new to hot dry conditions before they've had a chance to accl...cal pattern of 25 years of summers that are either hot and drier or cooler and wetter than average," he said. "We're now in about year eight of a 25-year h...

Researchers discover underwater volcano

...ain. During a research cruise to study the Samoan hot spot, scientists uncovered a submarine volcano growing in the summit crater of another larger underwater volcano, Vailulu'u. Researchers explored the unique biological community surrounding the eruption site, and were amazed to find an "Eel City," a ...

NYU and MSKCC research provides model for understanding chemically induced cancer initiation

...special positions of the p53 gene, called mutation hot spots, which have been previously linked with ciga...A model sequence similar to that in a p53 mutation hot spot. The change is brought about by the presence of a single methyl group (composed only of one car...

Molecular thermometers on skin cells detect heat and camphor

... proteins are "molecular thermometers" that detect hot and cold temperatures through the skin and communi...TRPV3, for instance, becomes activated at warm and hot temperatures of 33° C (91.5° F) and above. Similarly, other TRP channels are specifically activated ...

Understanding how bacteria communicate may help scientists prevent disease

...ly 9, 2004). "As it turns out, quorum sensing is a hot topic in biology, and small RNAs is another hot topic. The convergence of these topics is exciting, and it has resulted in several additional questi...

Key to elephant conservation is 'in the sauce'

What do hot sauce aficionados and African elephants have in co... currently being used in the production of bottled hot sauces, jams and relishes. Proceeds from these products are donated to the trust to support to the d...

Discovering an ecosystem beneath a collapsed Antarctic ice shelf

...ke ecosystems that are driven by photosynthesis or hot emissions from the planet's crust. Domack and his coauthors propose that methane from deep underwater vents likely provide the energy source capable of sustaining the chemical life at the observed 850-meter [approximately 2800-foot] depth. Such extr...

Genetic discovery could lead to drought-resistant plants

...anding how plants respond to their environment. In hot temperatures, plants keep their mouths "shut" longer than usual, to avoid losing gases and water through evaporation. However, they must open their stomata at some point, both to pick up carbon dioxide needed for photosynthesis and to release oxygen ...

Secrets of the deep may hold key to life on other planets

...atures live around hydrothermal vents - incredibly hot environments in the deep sea - and are unique because they depend on bacteria living inside them for their own survival. These bacteria take their energy from hydrogen sulphide in the vent fluid. "They're among the fastest growing animals on the pla...

Marine bacterium suspected to play role in global carbon and nitrogen cycles

...unction in diverse locations including the oceans, hot springs, animal intestines and the human mouth. A...ily been associated with extreme environments like hot springs and deep-sea vents, but about a decade ago molecular studies proved their abundance in more ...

Device traps, disables harmful bacteria

...ublic transit systems. Additionally, the advent of hot tubs, hospital therapy pools and other warm-water leisure and therapy pools, many bioaerosols researchers believe, creates harbors that enhance the aerosolization of microorganisms, including strains of Legionella and Mycobacterium, that can cause di...

Global warming increases oyster sensitivity to pollution

Do you enjoy eating oysters on a hot sunny afternoon? Make the most of it ?it may not last forever. Research has shown that global warming increases the sensitivity of oysters to metal pollution, causing a deadly threat to populations in polluted areas. Dr. Gisela Lannig from the Univer...

Study uncovers dirty little secret: Soil emissions are much-bigger-than-expected component of air pollution

...climate change. In addition to equatorial Africa, hot spots for soil emissions include the central plains of the United States; southwestern Europe, primarily the Iberian Peninsula; much of India; and the northern plains of Asia, she said. All of those areas are highly agricultural. The new research wa...

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