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Tag: "pound" at biology news

Custom-made cancer cell attacks

... other plants,'' he said. ''For example, to make a pound of alfalfa or spinach requires about 600 pounds of water, while to grow a pound of Miscanthus requires only about 200 pounds of water.'' According to Somerville, Miscanthus prod...

Cellulosic ethanol: Fuel of the future?

... other plants,'' he said. ''For example, to make a pound of alfalfa or spinach requires about 600 pounds of water, while to grow a pound of Miscanthus requires only about 200 pounds of water.'' According to Somerville, Miscanthus prod...

Update on census of world's most endangered cat -- Female Amur leopard found dead

...the Zoological Society of London found that the 77 pound mature female leopard was shot in the back side. The bullet came through tail bone, crushed the hip bones and lodged in the belly. She was then beaten to death with a heavy object. “The killing of even one female is a huge loss for a cat on the b...

New UD technology removes viruses from drinking water

...nexpensive, currently costing less than 40 cents a pound (~$750/ton). Viruses are either chemically inactivated by or irreversibly adsorbed to the iron, according to the scientists. Technology removes 99.999 percent of viruses The idea for the UD research sprang up when Jin and Chiu were discussing...

U of M researchers invent 'flashy' new process to turn soy oil, glucose into hydrogen

... Brady Dreyer and Paul Dauenhauer--have produced a pound of synthesis gas in a day using their small-scale reactor. Here's how the new process works: The oil and sugar water are sprayed as fine droplets from an automotive fuel injector through a tube onto a ceramic disk made of a catalyst material--the ...

Fat stem cells being studied as option for breast reconstruction

...als in the U.S. to date. Experts estimate that one pound of whole fat removed in a tummy tuck, for example, can yield up to 200 million stem cells, which in culture can be expanded by 10 times over the course of two weeks. If and when fat-derived stem cells are tried in patients for breast reconstruction, ...

Federal testing for mad cow disease a failure, law review editor says

...t of such testing would add only6 to 10 cents to a pound of beef. His article further warns of poor oversight of cattle feed. In particular, the slaughterhouse practice of "rendering," or recycling dead cows and sheep into protein for cattle feed, is believed to be widespread. Congress banned the pract...

Beekeepers work hard for the honey, despite changing tupelo forest

...isits to the tupelo blossoms each spring to make a pound of honey. That task is even tougher than it sounds because some beekeepers say it is increasingly difficult to find places to put their hives. One reason is because the forest has taken a beating from more than 45 years of dredging of the Apalachic...

There's something fishy about human brain evolution

...ys Dr. Cunnane, a greater concentration of DHA per pound than at any other time in life. Aquatic foods are also rich in iodine, a key brain nutrient. Iodine is present in much lower amounts from terrestrial food sources such as mammals and plants. It was this combination of abundant shoreline food and t...

Marine mammals are on the frontline of failing ocean health

...ls, and possibly in humans. Manatees are the 2000 pound canary." Bossart is also concerned about new data indicating that fish and other food sources - once thought to die too quickly to pass on brevetoxins ?can concentrate and carry the toxin long after an algal bloom. "This is surprising," he says. "W...

Of mice, men, trees and the global carbon cycle

...than a mouse, the mouse has a much higher rate per pound of body weight. An elephant with the same rate per pound as a mouse would generate so much heat it would have serious problems maintaining body temperature a...

Wild Gorillas Handy with a Stick

...select a nut, place it on a flat rock surface, and pound it with another rock to extract the meat. Thirty years passed before primatologists would describe the same behavior in chimps in Guinea. By then it was clear that nonhuman primates used objects for many tasks, from intimidating rivals and predators ...

Noise And Delays Explain Why Some Genes Oscillate In Activity

...vy backpack: every sleep hour missed adds an extra pound to your pack until it weighs you down. For people without time for a daily eight hours in the sack, drugs that counteract the effects of sleep deprivation could serve as substitutes. In a new study, Sam Deadwyler and colleagues have explored this po...

Clocking in Pillow Time without the Pillow

...vy backpack: every sleep hour missed adds an extra pound to your pack until it weighs you down. For people without time for a daily eight hours in the sack, drugs that counteract the effects of sleep deprivation could serve as substitutes. In a new study, Sam Deadwyler and colleagues have explored this po...

Restaurant seafood prices since 1850s help plot marine harvests through history

..., with restaurants pricing lobsters at one-quarter pound (113 gram) weight increments, another reflection o...menus today to see the appearance of four and five pound (1.8 to 2.3 kilo) lobsters," he notes. "There is little chance those are coming from the inshore fis...

Bacteria are key to 'green' plastics, drugs

... the yield -- the amount of succinate produced per pound of glucose converted. Bennett and San's bug -- known only by the designation SBS550MG -- contains an ingenious bit of metabolic engineering that allows it to produce succinate in two different ways. One method exists in wild strains of E. coli and h...

Spider Venom Could Yield Eco-Friendly Insecticides

...r. That's four pounds per person. A millionth of a pound can sometimes be deadly. And the chemical toxins that currently end up in the food and water supply pose a serious threat to animals, fish, and birds," says King, a research scientist at the University of Connecticut Health Center. Using nuclear mag...

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