News tagged with walls
Making New Enzymes to Engineer Plants for Biofuel Production
Dec 21, 2009 |
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(PhysOrg.com) -- Brookhaven scientists have created a new enzyme with the potential to interfere with a key cell-wall component in plants, possibly leading to plants that are easier to "digest" and convert ...
'Shoot-'em-up' video game increases teenagers' science knowledge
Dec 08, 2009 |
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While navigating the microscopic world of immune system proteins and cells to save a patient suffering from a raging bacterial infection, young teenage players of the "Immune Attack" video game measurably improved their understanding ...
Stable plaque or heart attack plaque? Researcher builds new MEMS sensor to tell which is which
Nov 23, 2009 |
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University of Sourthern California biomedical engineer and cardiologist Tzung "John" Hsiai hopes to develop a new tool to help clinicians distinguish cardiac emergencies requiring immediate surgery from chronic ...
Drug that increases good cholesterol reduces clogging of arteries
Nov 04, 2009 |
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(PhysOrg.com) -- A drug that raises levels of 'good' cholesterol, when taken in addition to standard statin therapy to lower 'bad' cholesterol, can reduce the furring up of arteries in patients with established ...
New technique can fast-track better ionic liquids for biomass pre-treatments
Jul 10, 2009 |
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They've been dubbed "grassoline" - second generation biofuels made from inedible plant material, including fast-growing weeds, agricultural waste, sawdust, etc. - and numerous scientific studies have shown ...
Secret of sandcastle construction could help revive ancient building technique, researchers say
Jun 02, 2009 |
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The secret of a successful sandcastle could aid the revival of an ancient eco-friendly building technique, according to research led by Durham University.
Why do people with Down syndrome have less cancer?
May 20, 2009 |
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Most cancers are rare in people with Down syndrome, whose overall cancer mortality is below 10 percent of that in the general population. Since they have an extra copy of chromosome 21, it's been proposed that people with ...
Illinois Soil Nitrogen Test measures microbial nitrogen
May 11, 2009 |
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Contrary to the prevailing view, cereal crops derive the majority of their nitrogen from the soil, not fertilizer. Soils differ considerably in microbial activities that determine nitrogen-supplying power, and these differences ...
Breaking the ties that bind: New hope for biomass fuels
Apr 22, 2009 |
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(PhysOrg.com) -- Los Alamos National Laboratory researchers have discovered a potential chink in the armor of fibers that make the cell walls of certain inedible plant materials so tough. The insight ultimately ...
Scientists create new enzymes for biofuel production
Mar 23, 2009 |
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Researchers at the California Institute of Technology (Caltech) and world-leading gene-synthesis company DNA2.0 have taken an important step toward the development of a cost-efficient process to extract sugars ...
Improved test can screen fungal pests for biofuel sources
Biology /
Feb 12, 2009 |
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(PhysOrg.com) -- Those pesky fungi that wreak havoc on such important crops as corn and wheat just might be the key to low-cost biofuel production, report Cornell researchers who have improved a method to ...
Engineers Try to Bring Down the House During Simulated Earthquake Tests
Feb 02, 2009 |
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(PhysOrg.com) -- Engineers at the University of California at San Diego put a single-story house to the test on January 26 via a series of strong simulated earthquake shakes. The first jolt to the wood-stud ...
Domain walls that conduct electricity
Jan 29, 2009 |
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The logic and memory functions of future electronic devices could shrink dramatically - to one or two nanometers (billionths of a meter) instead of the many tens of nanometers that characterize today's most ...
Deceiving cell walls
Jan 28, 2009 |
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(PhysOrg.com) -- Approximately 1.6 million people die worldwide every year as a result of pneumococcal infection, which causes grave illnesses, including pneumonia, meningitis, and middle-ear infections. Children ...
Billion-year revision of plant evolution timeline may stem from discovery of lignin in seaweed
Biology /
Jan 27, 2009 |
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Land plants' ability to sprout upward through the air, unsupported except by their own woody tissues, has long been considered one of the characteristics separating them from aquatic plants, which rely on water to support ...
