Tag: "harmful" at biology news
MIT, BU team builds viruses to combat harmful 'biofilms'
...ttack and destroy the surface biofilms that harbor harmful
bacteria in the body and on industrial and medical devices. They have already successfully demonstrated one such virus, and thanks to a plug and play library of parts believe that many more could be custom-designed to target different species or s...
Rapid evolution of defense genes in plants may produce hybrid incompatibility
...n of superweeds and to lessen the probability that harmful
genes can be spread to other species. ...
A gene that protects from kidney disease
...e organs that help our body dispose of potentially harmful
waste. Diseases that affect this fundamental funct... interfering with GLIS2 function reactivates these harmful
genes the result being that large numbers of kidney cells die. The organ shrinks and changes in its ...
Specific type of cell death may accelerate decompensated heart failure
.... In our study, we found that autophagy can become harmful
and lead to cellular damage. Autophagy is a high...rdiovascular disease, autophagy might also lead to harmful
changes in the heart muscle, particularly in decompensated heart failure an inability of the muscle...
University of Cincinnati receives $1.7M to research molecular treatment of brain injury
...tial trauma appear to be protective and to inhibit harmful
inflammation, Strauss says, others are harmful
if they remain for too long. Their fight to save the injured brain can spill over into nearby areas,...
Alzheimer's prevention role discovered for prions
...ied. Again, this revealed that in its absence, the harmful
beta-amyloid proteins were able to form. It appears that PrPc, the normal prion protein, exerts its beneficial effect by stopping an enzyme called beta-secretase from cutting up amyloid protein into the smaller beta-amyloid fragments needed to bui...
More swimmers means more pathogens in the water
The levels of potentially harmful
waterborne microorganisms in rivers, lakes and oth...a, vomiting and diarrhea. They can be particularly harmful
to people with compromised immunity. Our research suggests it would be best to test the water when...
Early environmental exposure may accelerate age-related neurodegeneration
...susceptible to paraquat, which increases levels of harmful
forms of oxygen and damages dopamine-producing neurons as they grew older. The study appears in the June 27 issue of The Journal of Neuroscience . The importance of the study is that it points to a possible role of common mechanisms triggered by i...
American Chemical Society's Weekly PressPac -- June 20, 2007
...sts had not investigated whether wine could combat harmful
oral bacteria, the researchers said. Their study showed that red and white wine were effective in controlling the growth of several strains of streptococci bacteria that are involved in tooth decay, and some cases of sore throat. Overall, our findi...
Ground gas gizmo boosts brownfield building
...velopment sites and provide constant monitoring of harmful
gases, such as methane, which can cause explosions. The Gasclam improves upon existing assessment technology by allowing continuous collection of information about the movement and build-up of underground methane. The system has the ability to tr...
Nanotechnology: consumers must be convinced benefits outweigh risks
...aking up our understanding of what makes something harmful
and how we deal with that, according to Maynard. He described the current U.S. policy toward managing the possible health and safety risks of nanotechnologies as approaching 21st century technologies with a 20th century mindset. Maynard called on ...
Alzheimer's drug based on Purdue -- designed inhibitor begins clinical trials
...other enzymes important to brain function or cause harmful
side effects," Ghosh said. "It took years of work and evaluation of hundreds of molecules to achieve one with the strength and safety necessary for clinical potential." The trial, comprised of 48 healthy volunteers, will measure safety, tolerabilit...
JCI table of contents: June 21, 2007
...eased cardiac muscle cell autophagy and diminished harmful
structural changes to the heart under severe press...n increased autophagy activity and the severity of harmful
structural changes in the hearts of these animals. Taken together, the data implicate autophagy in t...
Researchers develop buckyballs to fight allergy
...erested in finding new pathways to help manage the harmful
effects, said Kepley....
Children of smokers have more than 5 times higher levels of a nicotine toxin
...lies on parents or carers being educated about the harmful
effects of passive smoking on their children and then acting on that knowledge....
Potato wart eyed as risk to potato production
...ide quarantine plant pathogen of potato. While not harmful
to humans, the disease causes unsightly growths that initially appear white, and then turn brown or black as they decay, rendering the potato tuber unrecognizable and inedible. There is a zero tolerance for the fungus that causes potato wart. As a...
Recycling is not enough -- we need to consume less
... the economy will be 3.2 billion and the amount of harmful
methane emissions will double by 2020. The report highlights the many ways that social science can contribute to waste policy development, either by devising initiatives, by providing tools to evaluate their relative effectiveness or by helping und...
In nature, proteins sweep up nanoparticles
...role in bioremediation strategies designed to trap harmful
metals such as arsenic, lead, uranium, and plutonium. We have found, in the environment, that cells release proteins and polypeptides which promote the aggregation of nanoparticulate metals, says John Moreau, lead author of the study and a former P...
JCI table of contents: June 14, 2007
...disorders known as lipid storage diseases in which harmful
amounts of fatty substances, such as cholesterol, build up in the spleen, liver, lungs, bone marrow, and brain, causing loss of muscle coordination and brain degeneration. The cholesterol-lowering drug Ezetimibe decreases cholesterol absorption in th...
Food safety begins as vegetables grow
... prevention of contamination of fresh produce with harmful
bacteria such as E. coli and Salmonella, say plant pathologists who are members of The American Phytopathological Society (APS). There have been outbreaks of E. coli and Salmonella for at least the past decade, and the incidences of vegetable cont...
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