Bursts of waves drive immune system 'soldiers' toward invaders
...ts side. "If you kept adding blocks to one end and removing them from the other, you would have a moving tower that was the same size but kept adding new material. This is very similar to what is going on in a Hem-1 wave," he says. The Hem-1 recruitment assures the cycle will continue. The cycle, or circui...Chickadee, nutchatch presence in conifers increases tree growth, says CU-Boulder study
...parasites and plant-eating insects, he said. By removing insects, the birds indirectly altered the terpene composition of pine tissues, said Linhart. The alteration of terpene "flavor" can have wide ranging effects, since terpenes influence decisions that creatures like bark beetles, porcupines and squirr...First case of successful ovarian tissue transplantation between two, nonidentical sisters
...re commencement of the treatment by, for instance, removing and freezing her eggs or ovarian tissue. The treatment caused complete ovarian failure, and her ovaries never recovered. In July 2005, now aged 35, Teresa consulted Prof Donnez and his colleagues about the possibility of ovarian tissue transplantat...... be other buffer characteristics more favorable in removing nitrogen. In any case, watershed nutrient management efforts also must include control and reduction of specific and general sources of nitrogen from atmospheric, land, and water inputs. Research is ongoing at the U.S. Environmental Protection Ag...... superbugs like MRSA and C. difficile, as well as removing chewing gum from pavements and powering environmen...plication is likely to be a GumBuster backpack for removing chewing gum from pavements and other surfaces. The patented GumBuster technology currently requires ...UT and Atom Sciences Collaborate on NIH grant to develop test for major african disease
... disease is particularly difficult to cure without removing the infected area from the person's body. Buruli ulcer is caused by the bacterium Mycobacterium ulcerans. The disease itself is not contagious; infected persons acquire the bacteria from their environment. Atom Sciences' new diagnostic technique ma...Tumor painting revolutionizes fight against cancer
...his illumination gives surgeons a better chance of removing all of the cancerous cells during surgery without ...d any bits of tumor, it would also help them avoid removing normal tissue. Chlorotoxin:Cy5.5 activates within hours and it begins binding to cancer cells within...Californians urged to help reduce spread of Sudden Oak Death
...d comply with state and federal regulations by not removing any host material from the site, including firewood. As an added measure of caution, visitors should remove all organic material from shoes, equipment, tires, pets paws, and other surfaces before leaving an infested area to help ensure that they aren...A stepwise retreat: How immune cells catch pathogens
... filaments constantly grow and shrink by adding or removing individual actin building blocks. But the dynamic properties of the filopodia and the mechanical forces that they can apply are not fully understood. Using a special microscopy technique a team of researchers from the groups of Ernst Stelzer and Gare...First all-African produced genetically engineered maize is resistant to maize streak virus
...d at a minimal profit to subsistence farmers, thus removing the objection that GE technology is principally profit-driven. ...American Chemical Society's Weekly PressPac -- June 27/July 3, 2007
... researchers are seeking ways to cover the cost of removing huge masses of jellyfish from the environment. In the new study, they describe a process for extracting high yields of a protein substance called mucin that could be used as a starting material for production of designer mucins with multiple uses. ...New dynamic brace developed to advance clubfoot treatment
... car seat or high chair or change a diaper without removing the entire brace. Other differences from the traditional brace is that the Dobbs brace also allows children to move their legs independently while wearing the brace. Dobbs said these changes are key to preventing a recurrence of clubfoot. "While ...2 MSU professors spearhead international water project
...ications. Membranes can produce ultrapure water, removing almost everything. They are used in some places to turn sea water into fresh water, said Voice. The challenge is to do this cost effectively, and we seek to do this by improving their performance. Development of robust membranes is a significant ...Scientists close in on missing carbon sink
...n sink, concludes that intact tropical forests are removing an unexpectedly high proportion of carbon dioxide from the atmosphere, partially offsetting carbon entering the air through industrial emissions and deforestation. The Science article, "Weak northern and strong tropical land carbon uptake from vert...Northern forests less effective than tropical forests in reducing global warming
...n sink, concludes that intact tropical forests are removing an unexpectedly high proportion of carbon dioxide from the atmosphere, thereby partially offsetting carbon entering the air through industrial emissions and deforestation. The Science paper was written by a team of scientists led by Britton Stephen...Paving the way toward a vaccine against Alzheimer's disease
...hem. Antibodies have been shown to be effective at removing these clumps but how they do it is not completely understood. In their new study, appearing as the cover story of the June 29 issue of the Journal of Biological Chemistry, Gouras and his colleagues provide new details about how the antibodies attac...Antarctic icebergs -- Hotspots of ocean life
... dynamics in complex ways, this additional role of removing carbon from the atmosphere may have implications for global climate models that need to be further studied, added Smith. To understand the icebergs complex impacts, the multidisciplinary team of researchers carried out the most comprehensive study...Helping chlorine-eating bacteria clean up toxic waste
...(PCE) and trichloroethylene (TCE). They do this by removing chlorine atoms from molecules and leaving less-toxic compounds behind. But D. ethenogenes strains work well at some sites and not so well at others, and nobody knows for sure why. In fact, very little is understood about how these organisms live an......o know the function of the genetic blueprint is by removing part of the DNA and seeing what goes wrong. We have found a way to do this job on a large scale that is simple and practical. Capecchi says: We developed a method for deleting any piece of DNA from the mouse genetic blueprint very efficiently. ......m the Chp1-Tas3 components, rather than completely removing Ago1 from the cell, the researchers were able to generate yeast that could still maintain heterochromatin it had already established. These yeast cells had normal chromosome movement during cell division. The investigators then showed that the sam...