Tag: "sponge" at biology news

Waters off Washington state only second place in world where glass sponge reefs found

... reef-building glass sponges into open ocean. The sponge reefs could be important to the ecosystems on the ...G. Thompson, June 10-16, when the Washington glass sponge reefs were discovered. The glass sponge reefs were alive with zooplankton, sardines, crabs, prawns a...

Origins of nervous system found in genes of sea sponge, report scientists at UC Santa Barbara

...anta Barbara. Even more surprising is that the sponge proteins have signatures indicating they probably interact with each other in a similar way to the proteins in synapses of humans and mice, said Oakley. This pushes back the origins of these genetic components of the nervous system to at or before th...

Origins of nervous system found in genes of sea sponge

... Santa Barbara. Even more surprising is that the sponge proteins have signatures indicating they probably interact with each other in a similar way to the proteins in synapses of humans and mice, said Oakley. This pushes back the origins of these genetic components of the nervous system to at or before th...

The last wild hunt -- Deep-sea fisheries scrape bottom of the sea

...igh up to 15 tons, can destroy deep-sea corals and sponge beds that have taken centuries or millennia to grow. The trawlers target fish such orange roughy and grenadiers for food, and sharks for the cosmetic industry. These fish are generally long-lived, slow growing and late maturing so their populations t...

Scientific American names UCSB professor, alumna to list of Top 50 in Technological Leadership

...iconductor films. "Inspiration from a lowly marine sponge may eventually yield more powerful batteries," the magazine noted. Belcher was recognized for "the use of custom-evolved viruses to advance nanotechnology," the magazine reported. "Using nature to create machinery, Belcher employs a living virus ca...

The CReSA is working on a new strategy to combat spongiforms

... and makes the brain of affected animals take on a sponge form, which is where the term "spongiform diseases" comes from. The researchers' work focuses on producing a vaccine that will provide an immune response that is as complete as possible, including both a humoral response (production of antibodies) ...

Possible evidence of cell division, differentiation found in oldest known embryo fossils

...hat the represent relatively simple forms, akin to sponge ancestors." Xiao reports that the most recent collection of embryos at the Doushantou site was in June. "There are millions of embryos but the later stages of these animals are rare." The research group continues to address the developmental pathwa...

Biodegradable 'napkin' could help quickly detect, identify biohazards

...paper products. "The fabric basically acts as a sponge that you can use to dip in a liquid or wipe across a surface," Frey said. "As you do that, antibodies in the fabric are going to selectively latch onto whatever pathogen that they match. Using this method we should, in theory, be able to quickly acti...

Biodegradable napkin -- featuring sensitive nanofibers -- may quickly detect biohazards

...nventional fibers. "The fabric basically acts as a sponge that you can use to dip in a liquid or wipe across a surface," Frey said. "As you do that, antibodies in the fabric are going to selectively latch onto whatever pathogen that they match. Using this method we should, in theory, be able to quickly acti...

Burning wetlands unleash sequestered mercury in wake of climate change

...ns when peat soil burns, soil that has been like a sponge for mercury for a long time." Normal atmospheric conditions naturally carry the mercury emitted from burning fossil fuel and other industry northward, where it eventually settles on land or water surfaces. The cold, wet soils of the boreal forest r...

LIAI scientists identify immune system trigger for fighting Lyme disease

...the tumor fighting mechanism induced by the marine sponge compound, and because their mechanism of action has been so mysterious, the NK T cells have generated increased research interest over the last several years. In particular, scientists wanted to know what substance would naturally activate the NK...

All the eggs in one basket

... fewer of the toxic sponges. The changing ratio of sponge species will ultimately affect the landscape of coral reefs. The scientists say more protection is needed for the sea turtle nesting sites. "Protecting more nesting beaches is not a politically or socially simple endeavor, but it is the only w...

Arthritis drug might reduce fatigue in cancer patients

...thesized that the drug might therefore work like a sponge to "soak up" TNF and lower the amount of the substance in the body, which would decrease tumor growth and help reduce fatigue. They tested the idea in patients who were being treated with the chemotherapy drug docetaxel. Initially, 12 patients with...

'Fish with chips' reporting from ocean top highlights at Census of Marine Life mid-point

...articles from thewater) Three of four carnivorous sponge species foundin the Southern Ocean abyss had never been seenbefore. Sponges with calcium skeletons living muchdeeper than expected also created surprise. Alsofound: minute unicellular animals (calledxenophyophore) using sediment grains to construct...

Simple sea sponge helps scientists understand tissue rejection

...t north of Cape Cod down to Florida. The red beard sponge (Microciona prolifera) has a cell-to-cell recognit...recently identified as another potential player in sponge tissue rejection reactions, and which is very easy to study in sponges. The human version of this mo...

Census of Marine Life explorers surprised by diversity, density of Arctic creatures

...f the food web. As well, the team uncovered a sponge with a calcium-based skeleton, a finding that amazed scientists given the depth (about 4,500 meters) at which it was found. Research in the Southern Ocean is the most expensive in the world. The recent ANDEEP III expedition by icebreaker cost one...

RPE meets EPR

...hroughout the human body, acts like a neutralizing sponge inside cells in the retina to soak up and destroy reactive oxygen species. Reactive oxygen species, or free radicals, energized by light, are thought to play a major role in macular degeneration, the leading cause of blindness in people over the age...

Clear rules needed to govern deep sea bioprospecting: UNU

... Annual profits from a compound derived from a sea sponge to treat herpes: US$ 50 million to US$ 100 million...eatments for leukemia is based on derivatives of a sponge while a sponge-derived steroid compound completed phase one US trials as an asthma drug in 2000. O...

Drugs from the deep blue

...eir finds is phorboxazole, made by an Indian Ocean sponge collected by Molinski's team off the coast of Western Australia. Phorboxazole A is a potent toxin that in the laboratory, can inhibit the growth of a wide range of tumor cell types even at very low concentrations. It appears to block cancer cells fro...

Marine sponge yields nanoscale secrets

(Santa Barbara, Calif.) The simple marine sponge is inspiring cutting-edge research in the design o...nts Mark Najarian and James C. Weaver. The simple sponge fits into the palm of your hand, and proliferates in the ocean next to the UCSB campus, said Morse. ...

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