Tag: "thats" at biology news

Computer database being developed at Temple will allow for better inventory of chemicals

... you dont want to spray water at the fire, because thats just going to make the situation worse, Rappaport adds. Thats why many times in these situations, emergency personnel wont enter a lab until they have a good idea what they are dealing with. Basically, this database will quickly provide them with t...

Flame retardant levels much higher in farmed salmon

...f all the samples. "Theres something about Chinook thats different, particularly with PBDEs," says the studys lead author, Ronald Hites, Ph.D., an environmental chemist at Indiana University. The elevated levels could be related to the Chinooks feeding behaviors, according to the researchers. Among all the...

Chirping frogs keep UH scientists hopping

...alls," Orth said. "The calls are important because thats how they mate a frog from Houston may no longer be able to mate with a frog from the original population in the southern tip of Texas." If the frog chirps have changed, it may signify that the Houston population of frogs has evolved to a unique and ...

Yeast genomes reveal new sites of gene control

...set of genesbut because of the genes they use. And thats determined by the regulatory sequences that activate one set of genes in the liver and another set in the brain. A variety of diseases, including cancer, are caused by problems in gene regulation. Identifying gene regulatory sites is not easy, howev...

Male pregnancy in seahorses may affect formation of new species

...occurring right now. But this is awfully hard, and thats why it is so hard to prove....

Study on worlds oldest monkeys may explain age-related mental decline, Scientists say

... no significant effect in old monkeys. Presumably, thats because the older neurons had already lost much of their selectivity, according to the researchers. GABA and the GABA-enhancer had a relatively small effect in the young monkeys, moderately increasing the percentage of cells that were selective for p...

Biology breakthrough could aid understanding of cancer

...a considerable community of scientists who believe thats about all it is, a toxin that needs to be eliminat...r signaling and communication a switch, in a way, thats only flipped on rare occasion but is critical to such cellular processes as division and programmed ...

Rutgers researchers test polymer reliability for medical implants

...nd what is going on in a hydrated material because thats essentially what is happening in the body, she said. Another aspect of her investigations considered the phenomenon of enthalpic relaxation. In these studies, Abramson again focused on the glass transition temperature, using its rise to track the...

Rainforests at risk: Where theres smoke, theres even more fire

...e to see the fire for the smoke, a growing problem thats allowing unintended and unchecked fires to threaten vast regions of ecologically vital terrain. Intentional deforestation in rainforests has gained much attention, but in a report in the Feb. 27 edition of the British science journal Nature, a Mi...

Allergen-free shrimp? seafood marks a place in food safety research

...ering, and gave an "understanding of the framework thats involved and changing, and a sense of whats being ensured so we dont have exposure to new allergens." Research in shrimp allergenicity owes its recent strides to ongoing research in plant foods, such as soy and peanuts. Food allergies are immune res...

Could one less cookie a day help the fight against fat?

...s fat. Nobody really ever talks about numbers, but thats what we need. Something around 100 calories a day is do-able, Hill said. To close the energy gap, people could walk an extra mile a day, either all at once or divided up across the day, Hill suggested. Since it takes most people approximately 2000-25...

MITs smart surface switches properties reversibly

...tudy a single layer of molecules on a surface, and thats exactly what was required in our case, said Lahann. Future work will include developing surfaces that have different switchable properties as well as tailoring the proof-of-concept system for different applications....

Bush signs; ozone treatment for ballast water; wetland restoration template goes national

..." offers Herwig. "Its great to be part of a team thats addressing the issues of ballast water introductions before they become problems too vast to control. CONTACT: Russell Herwig, Washington Sea Grant Marine Ballast Water Specialist, Email: herwig@u.washington.edu ; Phone: 206-685-2163 OREGON WATER...

FDA clears for market new diagnostic test for lupus

... own tissue that can be detected with a blood test thats been available since the early 1960s, about one-fifth of patients those who do not make such antibodies often go undiagnosed. The new test, developed by Mark Roth, Ph.D., a member of Fred Hutchinsons Basic Sciences Division, promises to bridge that...

Study of fossils found in arctic shows plants more developed at earlier time

... devoted to understanding and curing diseases, and thats as it should be, Gensel said. However, we also need to understand where living things have come from, which we can do by studying fossils. That gives us a better perspective on why the Earth and life are as they are today....

Science editor explores the role of environmental change on global security

...le land surface on Earth lies within a river basin thats internationally shared. According to Kennedy, upstream residents can do several things to a river that negatively affect downstream populations: "You can dam it up so they dont get any. You can dam it up and release it so they get a lot all at once....

Ships return to the southern ocean to enhance understanding of food chain

... that the sea ice is more extensive this year, and thats good, because one of the projects science objectiv...that may make the Southern Ocean unique. We think thats the dominant mixing process in this area, Hofmann said. At the other extreme of size, biologist...

UF expert: ancient fossil suggests flowers may be underwater gift

...morning and have a bowl of Wheaties or cornflakes, thats a flowering plant, he said. When you eat a beef steak, thats from an animal that ate flowering plants. So, when we study this fossil, were looking at the ancestr...

Leptin linked to obesity and blood clots

...nally we tried injecting the mice with leptin, and thats when clotting times in the leptin-deficient mice dropped to normal [41.8 minutes], said Eitzman. Thats when we first knew that leptin was the critical factor. To confirm our results, we transplanted bone marrow from leptin-deficient to normal mice. W...

Scientist probes fossil oddity: Giant redwoods near North Pole

...level you usually would expect to see in something thats only 1,000 years old. Thats ideal for Jahren, who studies the presence of isotopes of elements like carbon, nitrogen and oxygen in living and fossilized plants. Isotopes are forms of an element that differ only by the addition of one or more subatom...

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