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Tag: "indication" at biology news

Genomic Analysis Uncovers New Targets for HIV Vaccine

...ase. The viral load during this leveling out is an indication of how well the patients' own immune system is battling the virus, and this is the point in the infection's natural history that the researchers studied. The CHAVI investigators wanted to study those patients who had many sequential blood samples ta...

Get a whiff of this: Smell test could sniff out serious health problems

...test? “If they fail our test, that’s a pretty good indication that there’s something wrong with their sense of smell. Maybe there’s an obstruction ?a deviated septum or polyps,?Frank says. “Perhaps the olfactory nerve has been damaged due to a head injury or a viral infection.? For those who are proud of thei...

Study shows hope for early diagnosis of Alzheimer's

...hod to screen elderly individuals for the earliest indication of this common scourge of late life.? The researchers employed signal processing and automated neural network analysis of event related potentials (ERPs) of the EEG signals, monitoring how the patients?brains reacted to a series of auditory stimuli...

Twin studies reveal genetic components leading to cardiac and kidney disease

...contracting and relaxing properly, it is the first indication of vascular dysfunction," said O’Connor The end...to be a heritable factor. Albumin leaks are an indication that the permeability of these filters has increased, allowing leakage of good molecules with the ba...

Out of Africa -- Bacteria, as well

...instance, reveal influences from Central Asia - an indication that human immigrants came to Europe from Asia. ...

Napoleon's mysterious death unmasked, UT Southwestern researcher says

... a dark material that resembled coffee grounds, an indication of gastrointestinal bleeding that likely was the immediate cause of death, Dr. Genta said. The most important description was of a large, ulcerated lesion on his stomach, and a smaller ulcerated lesion in another part of his stomach that had penetrat...

Satellites shed light on global warming

... providing researchers with a precise quantitative indication of the changes and variability associated with the climate system over the past 16 years. "Thanks to a new archive of uniformly processed data from 1991 to the present day, which is due to be launched later this year, it will soon be possible to...

Stem cells engage in dialogue with the cells that regulate their futures

...ity of Washington (UW) research has found an early indication of two-way cellular communication in the miniscule...stem cells," Ruohola-Baker noted. "This is a first indication of a dialogue taking place between the stem cells and the niche that supports them. It is tempting t...

Transplanted brain cells hold promise for Parkinson's disease

...sease. "We are very cautious but to us, it’s an indication that stem cells have promise for Parkinson’s disease," says Dr. Cesario V. Borlongan, neuroscientist at the Medical College of Georgia and corresponding author of the study. Transplants were done shortly after a neurotoxin was used to destroy neur...

Newts which regrow their hearts

...blastema." The researchers in Bad Nauheim found no indication that stem cells were involved in repairing newt hearts. he process of regenerating lost extremities is different. Unlike in the process with the heart, newts develop a blastema in this case. Blastema cells have certain characteristics in common w...

Biodegradable napkin -- featuring sensitive nanofibers -- may quickly detect biohazards

... by people with limited training to provide a fast indication of whether a biohazard is present." ...

Too mellow for our predatory world

...ates Roedl. The scientists’ findings are a first indication why tame animals have become extinct in many continents but also provide fresh arguments for conservation biologists. For in the meantime, the government of Ecuador has opened the UNESCO world heritage site of the Galápagos Islands to the cruise s...

PLoS ONE is launched by the Public Library of Science

...s is unprecedented for a journal launch, and is an indication of the strong support within the research community for the PLoS ONE approach. The articles published today have been peer-reviewed under the guidance of an extensive academic editorial board, and cover a broad range of research topics, from basic ...

Jefferson scientists find aging gene also protects against prostate cancer development

... confirm this. Rising PSA levels are frequently an indication of prostate cancer growth or recurrence, whereas falling levels indicate tumor shrinkage. “This study shows that there is potentially new opportunity for these cancer patients with drugs that regulate SIRT1,?Dr. Pestell says. “The discovery is ...

Why Popeye only has eyes for spinach

...the levels of lutein and zeaxanthin and provide an indication as to whether low levels of macular pigment may be linked with premature visual impairment. "If the instrument demonstrates that the patient has low levels of macular pigment then they can be advised to take a lutein or zeaxanthin supplement and en...

More than drought affecting wheat yields

...of wheat year in and year out," he said. An early indication this wheat crop would have more problems than normal was the arrival of samples in the middle of October, Allen said,"which is pretty rare to see virus that early. "We've had quadruple the number of samples as any previous year," he said. Once a cro...

Bone marrow may restore cells lost in vision diseases

...lls were capable of producing pigment - a colorful indication that the RPE could only have arisen from the donor bone marrow stem cells. "We did not use a direct model of age-related macular degeneration," Scott said. "But we now know that when RPE is injured, it can be replaced in certain situations. It gives...

Joslin discovers signs of residual islet cell function in people with long-term type 1 diabetes

...GADA or IA2 antibodies to the islet cells, another indication that a small amount of islet cells may still be present and/or functioning. "The findings are phenomenal," said Hillary Keenan, Ph.D., research associate at Joslin and co-investigator on the 50-Year Medalist Study, who will present the findings. "T...

UCSD researchers develop 'smart petri dish'

...ssays simultaneously, in order to provide an early indication of the particular physiological or pharmacological conditions that need more in-depth study." "Although we performed these experiments on rat cells, this technology can be easily extended to human cells," says Sangeeta Bhatia, a professor of bioengi...

Diabetes hits 275 Australians each day as pandemic spreads

...r Federal and State governments the first tangible indication of the size of the problem which will burden curre...r nation. "It also gives every Australian a clear indication of the increased risk they face of developing diabetes and its appalling complications if they do no...

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