Tag: "particular" at biology news
Simple Chemical Switch Steers Migrating Neurons
..., suggeststhat "the response of a growth cone to a particular
guidance cue maydepend critically on other signals received by the neuron. Thesusceptibility to conversion between attraction and repulsion may enablea growing axon to respond differentially to the same guidance cue atdifferent points along the journ...
Aspirin Decreases Genetic Mutations Associated With Inherited Colon Cancer
...atients. Aspirin may prevent the development of a particular
type of commonhereditary colorectal cancer in thos...l cancerdevelopment in those individuals who carry particular
gene mutations that makesthem very likely to get the disease. "Aspirin is a well known prophyl...
Gene Therapy Animal Study Offers Hope For Some Neurodegenerative Diseases
...sed on diseases that occur when the twocopies of a particular
gene fail to produce, or fail to produce sufficientquantity of, a healthy protein. The challenge in developing treatments forthese so-called autosomal recessive diseases, such as cystic fibrosis, hasinvolved trying to introduce healthy genes directl...
"Salt Gene" Determines Benefit Of Low-Salt Diet
...we can say on an individual basis: If you have one particular
form ofthe gene, the AA form, you are salt sensitive." The researchers obtained blood samples from 1,894 people in a three-year studycalled the Trials of Hypertension Prevention (TOHP). Hunt's team studied aspecific section of the angiotensinogen ge...
Combat Has Little Influence On Health Problems In Vietnam Vets
...ctors that make up the mix of influencesrelated to particular
health problems. And because of the sample size, the oddsare good that those influences will be true for all Vietnam veterans, not justthe twins surveyed for this study. Less than 9 percent of the Vietnam veteranssuffered from hypertension, for exa...
Phase III Results Suggest Potent Antiviral Activity For Vertex And Glaxo Wellcomes Second-Generation HIV Protease Inhibitor Agenerase TM
...uccess in individual patients who can be kept on a particular
therapy overtime. Each analysis provides a different useful perspective. The most commonly reported adverse events in the Agenerase arm of the studywere mild to moderate and transient. They included nausea, vomiting, fatigue,gaseous symptoms, heada...
Jurassic Beetle: CSIRO Entomologist Discovers Living Fossil
...rs ago. Dr Lawrence says the antiquity of this particular
beetle is evident in the presence of certain body parts which, in modern beetles, have either fused with other parts or disappeared altogether. Its appearance is quite curious: a strongly mottled bronze-brown and white body, covered in stout sp...
Researchers Identify And Isolate First Gene For A Form Of Insulin-Dependent Diabetes
...ained. "Our current working hypothesis isthat this particular
protein is part of a pathway necessary for surviva...endent diabetes. But even if the discovery of this particular
genedoes not lead to therapies, it could provide some clues about the genetic rootsof other types of...
Antioxidant Treatment Holds Promise For Combating Malnourishment
...US, Ohio -- Supplements that help the bodycreate a particular
antioxidant may also prevent some ofthe damaging physical effects caused by malnourishment, newresearch has shown. The finding may ultimately help providerelief to millions of people. Malnutrition essentially causes the body to feed onitself, a ...
Fetuses Destined For Abortion May Be Used To Test Gene Therapy
...wn the generations. But the committee had particular
concerns about alpha-thalassaemia, saysClaudia Mickleson, biosafety officer at the Massachusetts Institute ofTechnology and chair of the RAC. We each carry four copies of the gene that isdefective in people with alpha-thalassaemia. In the worst cases...
Study Finds First Genetic Clues To Brain Tumor Treatment
...ing patients with anaplastic oligodendrogliomas, a particular
type of braintumor. The discovery, described in t...he subtype of tumor called oligodendrogliomas were particular
sensitive tochemotherapy drugs and successfully applied an existing treatment regimen usingthree com...
Bat Sonar Sharper Than Thought; Much Better Than Man-Made Gear
...d produces sonar images. The research is of particular
importance to the Navy, which relies onboth man-made sonar and the sonar of trained dolphins to detect distant orobscure objects, particularly mines. "The idea is to use the results to build asonar system that would find these mines...
UCSF Finding Offers Insight Into Way Genes Regulate Aging And Life Span
...hat mechanism appears to be sparked into action by particular
genesacting within certain types of cells." The researchers conducted their study on a gene known as daf-2, which Kenyon'slab had previously determined plays a significant role in controlling the agingprocess and life span of the roundworm known as ...
Scientists Sequence Chlamydia Trachomatis Genome
...itchcock, D.V.M., chief ofNIAID's STD branch. "Of particular
interest is a better understanding of theearly steps in the infectious process - this knowledge will lead to vaccines toprevent PID and topical microbicides to prevent infection."...
Monkeys Have Numerical Abilities, Two Columbia Psychologists Report
... terrace concluded that Nimsigned mainly to obtain particular
rewards and that most of his signedcombinations were unoriginal imitations of those uttered by his human teachers. Ms. Brannon was awarded a National Science Foundation GraduateFellowship to pursue a Ph.D. studying the cognitive abilities of ...
Colorado State Researchers Win National Science Foundation Support To StudyAbove-, Below-Ground Ecosystem Health With UK Scientists
...nd-effect relationships;for example, the role of a particular
microscopic roundworm, or nematode, in theprocess of organic decomposition that puts carbon and nitrogen back in the soil. "Knowing that we couldn't look at everything, we decided what we coulddo most effectively" in experiments, Wall said. T...
Common Type Of Aircraft Wing Susceptible To Hazardous Icing
...some fatal accidents. "Because of its design, this particular
airfoil is very sensitive tolarge-droplet ice accr...ift, with potentially deadlyconsequences. "On this particular
airfoil, we saw an 80 percent loss in the maximum liftingability of the wing due to an ice accretion...
By Revving Up Key Gene, Researchers Discover They Can Manipulate The Size Of Cells In Plants
...us Christ by selecting seeds from larger fruits or particular
fruits toplant," he said. "That is essentially all we are doing today in plantbiotechnology, except that now we have become much more sophisticated. We areextremely excited about this work." Although plants and animals produce some similar ...
Genetic Code Of Chromosome Of Malaria Parasite Deciphered
...ons with host cells and contribute to disease. "Of particular
note, the researchers found a group of genes that encode a largefamily of surface proteins called rifins, which may help the parasite escape theimmune response. A better understanding of these genes and their proteinproducts will help us develop new...
Rare Brain Mapping Procedure Provides Unique Picture Of Two Areas Concerned With
Language Processing and Production
...er,scientists are just beginning to understand the particular
contributionsspecific regions within the left hemisphere play in language processing. The data Corina reported on came from an awake cortical stimulationmapping performed on S.T., a 50-year-old man who was suffering from epilepticbrain seizu...
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