Tag: "accurate" at biology news

University Of Texas Southwestern Researchers Develop New Test For Kidney Function

...rn, who is evaluating the test inadults. "An accurate measurement is important when monitoring progression of kidneydisease. The conventional methods using creatinine are prone to overestimatekidney function, which results in delayed therapeutic intervention," Seikalysaid. The new procedure involve...

Team Solves X-ray Structure Of Powerful Enzyme

...ly as it is found in its natural state. The large, accurate quantities wererequired for collaborator James Hurley of the NIH to determine thethree-dimensional X-ray crystal structure of the enzyme. The technique entailsgrowing a crystal of the enzyme, taking an X-ray picture of it and thenprocessing the X-ray...

Scientists Find Gene For Severe Form Of Epilepsy

... the LD gene will now enable scientists to develop accurate geneticdiagnostic tools. "Ultimately, we hope that understanding the basic geneticdefect will allow us to, not only discover the basic mechanisms that underly thesevere epilepsy in this disorder, but also to correct the disease by genetherapy or othe...

New Studies Shed Light On Facial Features Of Popular Dinosaurs

...s led towhat Witmer believes may be a better, more accurate way to rebuild dinosaursusing basic comparative an...ways to do this that webelieve will lead to a more accurate description of how these animals looked." Since his study began a little more than two years...

New "Gene Map" Doubles Number Of Genes

...the genomic sequence by the year 2001 and a highly accurate and comprehensive 'finished product' by 2003. "Only about 5% of the DNA in our bodies codes for protein," continued Dr. Schuler, "but it is particularly important to know the location of these segments. Even before the total genomic sequence is compl...

Surgical Experience Improves Thyroidectomy Outcome

...d other existingmedical problems to produce a more accurate comparison, the researchers foundsignificant differences in the four categories of surgeons. Patients whosesurgeons did the most thyroid operations (group D) had the shortest length ofhospital stay (1.4 days versus 1.7 days for groups B and C and 1....

New Test Spots ALD Carriers With Near-Perfect Accuracy

...theirblood plasma. "The plasma test is 100 percent accurate in diagnosing the diseasein males," says Moser, "but unfortunately, it has only 85 percent accuracy intelling if a woman is a carrier, and 15 percent may have false negatives. Thatfigure doesn't go down well with women: many in families with ALD ref...

Research Suggests New Way To Gauge A Woman's Fertility

... “Measuring inhibin levels may be a more accurate way to assess a woman’s fertility,” said Douglas Danforth, associate professor of obstetrics and gynecology at Ohio State University. Production of inhibin-a and inhibin-b drops as a woman goes through perimenopause, the ph...

UNC Researchers Develop New Way To Measure Acid Level Of Body Fluids

...rking lifetime of at least one monthand are highly accurate (within about two hundredths of a pH unit) and respondrapidly. They also were shown insensitive to the effects of fluid changes insodium, potassium, calcium, magnesium, lactate, dissolved oxygen, ascorbate, andurate, which are important for physiolog...

UB Stroke Researchers Develop New Technique To Measure Blood Rate-of-flow, Treat Brain Malformations

...each the arteriovenus junction. Our method is more accurate in determining flow velocity than either single soluble or non-soluble injections alone." Additional members of the research group were Afshin A. Divani, doctoral candidate in mechanical and aerospace engineering; Stephen Rudin, Ph.D., professor of...

Major New Study Shows HIV-1 Antibodies Found In Urine

...vention efforts forHIV infection must include more accurate means for determination ofthose in all risk categories who have been exposed to the virus, andit should be the responsibility of public health officials toundertake every avenue to ensure that an individual at risk for HIVknows his or her status. Onl...

New Evidence Points To Role For Free Radicals In Alzheimer's Disease

...ly to emerge fromthese investigations will be more accurate methods for disease diagnosis,improved assessments of drugs against the disease, and a clearer overall pictureof the disease process. For example, results from epidemiological studies suggest thatanti-inflammatory drugs (e.g., ibuprofen) and ...

Key Asthma And Allergy Molecule Pictured

... designing something new, you have to havethe most accurate picture you can get." The research was funded by Heska Corporation, a veterinary pharmaceuticalcompany in Fort Collins, Colo., the National Institutes of Health, the PewScholars Program in the Biomedical Sciences, and the American Cancer Society....

Major Heart Defects Can Be Identified In Fetuses By 14 Weeks Of Gestation

...ondon report that this method of screening is more accurate than the traditional method of viewing the four chambers of the fetal heart at 16 - 26 weeks, which only picks up a quarter (26 per cent) of major defects. In the fetus, fluid collects behind the neck and this can be measured by ultrasound scanning -...

Vasta To Address Diseases Of Marine Environment At AAAS Meeting

... proliferate and become toxic. "We need to develop accurate probes to detect and monitor them. This willassist our efforts in diagnosis, prevention, and remediation in the fisheriesand aquaculture industries." Vasta will address these concerns in an online news briefing on "Health Risksand Diseases of the Oc...

How Nature Harvests Sunlight

...d energy into thebacterium's metabolism. Having an accurate model of the structure, Schulten said, "is like having theRosetta stone [a tablet of inscriptions found in 1799 that led to thedeciphering of ancient Egyptian writing]; it provides us with the key foranswering questions about the underlying physical...

Penn State Engineers Develop New Simulation For Ultrafine Particle Growth Process

...impler than theothers available, but is also fast, accurate and uses only modest amounts ofcomputing power. Matsoukas and his research group are using the simulation to understandthe grouping and breakup processes that ultrafine titanium dioxide particlesundergo before they reach their final size. For...

Molecular Control Mechanism Of Embryonic Development Unraveled

...roteinsmust, in turn, be coordinated to assure the accurate development of an embryo;that coordination involves another set of proteins that act as molecularchoreographers. "Failure of the molecular systems that control development preventsnormal embryonic growth, and alterations in these control systems ca...

Tip Sheet: Papers At IADR Meeting

...l in matching tooth colors,O'Brien says. The more accurate matching technique should translate intosavings for patients, because dental laboratories won't have to remake crowns toget them to match. Patients won't spend as much time in the dentist's chair, either, if the crown matches on the firsttry. Bad b...

Whitehead Receives $35 Million Grant From National Human Genome Research Institute (NHGRI)

...t showed that leadingsequencers are ten times more accurate than that, producing fewer than 10 errorsfor every million bases sequenced. Pilot project participants also drove downthe cost of sequencing, from approximately $2 per base when the pilot projectstarted to an average of 20 to 30 cents per base today....

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