Tag: "guidance" at biology news
Are CDC's 1997 Recommendations For Targeted Lead Screening Of Children Justified?
...his numberat 890,000 children. The new CDC guidance
recommends local decision-making about screeninghigh-risk children. Manheimer and Silbergeld show that the incidence, severity,and problems in treatment of lead poisoning supports universal screening. Theseresearchers argue that defining "race" and p...
Heart and Soul: The Blood Vessels And Brain Use Common Guide
...tions. Now we are wondering whether there may be a guidance
system forblood vessels as well," says Klagsbrun. It seems only logical that there would be a mechanism for guiding bloodvessel growth, he adds. Though at first glance, blood vessels appear lessintricate than neuronal circuits--mere plumbing ...
EPA Should Redirect Some Research on Toxic Airborne Particles
... asked the Research Council to provide independent guidance
to EPA onthe program. The committee's report, R...ed and implemented without some of the keydata and guidance
from the scientific community, then monitoring might notmeasure the most hazardous air particles or ...
Chocolate Treats Can Land Racehorse Trainers In Trouble
...enerallyhave little knowledge of pharmacology some guidance
as to what kind of penaltiesto impose. Yet racing regulators are beginning to realize horse racing isnot well-served by issuing positive reports for drugs that are present inconcentrations that cant reasonably be expected to affect perfo...
Mechanism Discovered For Determining Early Vertebrate Body Plan: New Zebrafish Mutants Afford Deeper Look Into Embryonic Patterning
... in abnormally shaped embryos. Becausemany genetic guidance
systems are generic, or conserved, across species -- frominvertebrates to vertebrates -- understanding the biochemical nature of theseabnormalities could point to similar anomalies that cause birth defects inhumans and might shed light on what happen...
Better Golf Course Chemical Management Possible With "Kturf" Website
..., Starrett explained. Theydevelop, without bias or guidance
from the programmer, the mapping schemebetween inputs and reported output. The traditional method of creating apredictive model required the modeler to develop the relationships, sometimesbiasing the model. Growing public concern about drinking water...
Simple Chemical Switch Steers Migrating Neurons
...her a neuron isattracted to or repelled by a given guidance
chemical. Now, HHMIinvestigator Marc Tessier-Lavig...avigne. "We seem to be tapping into someprimordial guidance
mechanisms. The growth cone is a machine designed torespond to the environment by turning one way or...
Children need their own dietary guidelines, say experts
...f Nutrition reviews key recommendations on dietary guidance
targeting children from a dozen organizations, pan...lts." * the need for messages concerning dietary guidance
to be positive, emphasizing a healthy diet rather than labeling certain foods as "bad" or creating ...
Christmas Travellers Are Warned Of Malaria Risks
...liday in malarial areas this Christmas should seek guidance
on the pros and cons of the prophylactic regimens available from informed professionals only. Contact: Professor David Mabey, Professor in Communicable Diseases, Hospital for Tropical Diseases, London email: firstname.lastname@example.org...
Binding Proteins Shown To Play Key Role In Early Brain Development
...ion. "A lot of scientists have identified specific guidance
cues of cells, which actmuch like traffic signals," he said. "Wepropose that integrin is one of the most, if not the most, key molecules thatneurons use for interpreting traffic signals thatguide them in their initial development."...
The President's Coral Reef Task Force Meets On March 5-6
...Task Force discussion and development consensus on guidance
to working groupsfor priority action. 4:00PM Co-Chair summarize Task Force Decisions 4:30PM Adjourn Meeting and MEDIA AVAILABILITY 6:30PM Reception at Maui Ocean Center Sunday, March 7 MEDIA FIELD TRIPS Snorkel/Dive in Lanai, Maui, or Molokini POSSIB...
Nerve Cells On The Go
...embranereceptor. Working from the top down, neuron guidance
researchers traditionallystudy which external cues the growth cone encounters and which receptors it usesto recognize them. But this research has not yet completed the link to actin. Van Vactor's work bridges that gap by describing the first ...
GenRISK Genetic Testing Program At Cedars-Sinai Medical Center Offers Patients New Hope In Confronting Disease
...te health strategies." GenRISK staff also provides guidance
on healthy lifestyle choices, includingchanges in diet, increasing physical activity and avoiding certain habits.Because genetic susceptibility information may have important implications forthe health of close family members, the program can help id...
New Class Of Molecular Cues Guides Nervous System Wiring
...ly an important neural road sign. "Youcan think of guidance
molecules such the Slit protein as a sign or an ar...bo. The concept of multiple responses to the same guidance
molecule has alreadybeen confirmed in other axon-guiding molecules, including families known asnetri...
Controlling Problem Snakes: Saipan Benefits From USGS Research
.... "Thisbook provides researchers and managers with guidance
on managing these speciesbased on the latest ecological, behavioral, and control technology information." On Saipan, the USGS recently launched a major effort to trap brown tree snakes,which have been recently detected on the island for the first ti...
Horseshoe crab studies providing new insight into valuable ancient creatures
... states,and outside researchers. Under Dr. Smith's guidance
a new, statisticallysound sampling protocol is being implemented, which will help researchersdetermine the true size of the population and keep track of any downwardtrends. "Starting this year, we'll be getting a much better handle onvariability in h...
Scientists find first molecule that guides nerve cells through the brain
...between them. Our study supports the latter." Axon guidance
involves molecules that attract axons as well as r...hat drives you away." The discovery of a repulsive guidance
molecule suggests a possible strategy fortreating neurodegenerative diseases. "If you wanted to tran...
A new view of visual system development
...ent theories are wrong." He speculates that axon guidance
proteins like the netrins, semaphorins andephrins may guide the formation of ocular dominance columns. Unpublished resultsfrom subsequent experiments further support the idea, he says. It may be some time before the whole picture comes into focus, ...
INEEL launches comprehensive vadose zone management program
...eed today or tomorrow - we are creatingoverarching guidance
that will benefit the nation into the foreseeable ... The INEEL Vadose Zone Program Office will solicit guidance
from an independentScience Advisory Board, representatives from the Water Board, the CitizensAdvisor...
Errant nerve cells risk a clockwork death
... The researchers named the new intermediate neural guidance
mechanism " enpassant ," which in French means "in passing." In the enpassant model of axon guidance, axons receive support from neurotrophins asthey pass through the region of the intermediate target, rather than when theystop at the target, as ...
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