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Tag: "sensitivity" at biology news

Association of herpesvirus with lung disorder questioned

...y be different from that in the United States. The sensitivity and methods of the tests used in each study may also have differed. "We hope that our results provide scientists with another perspective on the potential causes of primary pulmonary hypertension," Dr. Katano said. "Further studies are required to c...

Novel technology detects human DNA mutations

... the use of nanoparticles to dramatically increase sensitivity in our other proprietary applications -- such as bio-barcode for ultra sensitive detection of proteins -- demonstrate the broad applicability of nanotechnology and its potential to markedly advance the state-of-the-art in nucleic acid and proteomic r...

Imaging Lymph Nodes with Nanoparticles

... The results areencouraging: the analysis showed a sensitivity of 98% (95% confidenceinterval, 88%?9%) and a specificity of 92% (95% confidence interval,87%?6%). The advantages of automating this procedure are substantial,not least because it can remove the problem of different observersassessing data differentl...

Placenta Is A Rich Source Of Blood Stem Cells

...ed in the values of excellence in patient care and sensitivity to the complex needs and diversity of children and families. Children's also is the primary pediatric teaching affiliate of Harvard Medical School. For more information about the hospital visit: http://www.childrenshospital.org/research. ...

Study shows nanoshells ideal as chemical nanosensors

'Nanoshells' enhance sensitivity to chemicaldetection by factor of 10 billionNew research published in the Proceedings of the National Academy ofScience finds that tailored nanoparticles known as nanoshells canenhance chemical sensing by as much as 10 billion times. That makesthem a...

Development of portable infectious disease detector

...rete--oxygen, glucose and lactic acid--with enough sensitivity tomonitor the health of a few thousand cells confined in a small volume.(For more detail see "New device can help defend against novelbiological agents" at[http://exploration.vanderbilt.edu/news/news_microphys.htm].)Under the leadership of Franz Baud...

Alcohol's effects on gene expression in the central nervous system

...d biological bases of alcohol's rewarding effects, sensitivity to the effects of alcohol, development of tolerance to the effects of alcohol, development of alcohol dependence, and alcohol withdrawal severity," he said. "For the average reader, knowing which genetic profiles might contribute to excessive alcohol...

Study of genomic DNA leads to new advances in cancer diagnostics

...sing the malignant potential of cells based on the sensitivity of cellular DNA to enzyme digestion. The article by Andrew J. Maniotis et al., "Chromatin sensitivity to Alu I restriction enzyme decreases with malignancy and is regulated by the extracellular matrix a...

World's largest rainforest drying experiment completes first phase

...second harvest will increase. Third, the observed sensitivity of large canopy trees in the forest to drought is ...the experiment, when soil water was depleted. This sensitivity of large trees to drought means that a decline in rainfall will likely push this tall, green, lush r...

Applied Biosystems Introduces Advanced Gene Expression Service Provider Program

...genes and achieves more than a 10-fold increase in sensitivity while using less sample for the detection of genes expressed at very low levels compared with conventional fluorescent microarrays. The system uses a chemiluminescence-detection instrument, software, and chemistries to deliver unambiguous gene result...

Harnessing microbes, one by one, to build a better nanoworld

...genes and achieves more than a 10-fold increase in sensitivity while using less sample for the detection of genes expressed at very low levels compared with conventional fluorescent microarrays. The system uses a chemiluminescence-detection instrument, software, and chemistries to deliver unambiguous gene result...

Children's taste sensitivity and food choices influenced by taste gene

...ariation in a taste receptor gene influences taste sensitivity of children and adults, accounting for individual ...05 issue of Pediatrics, researchers compared taste sensitivity and food-related behaviors across three genotypes of the TAS2R38 gene, which encodes a taste recepto...

Researchers develop rapid diagnostic tool for pathogen identification

...ons.?/p> “The high multiplexing capability and sensitivity of the approach is provided by using the digital molecular weights of small molecules to code for the identity of the pathogens and detection of the molecular tags with high sensitive mass spectrometry, which can be potentially miniaturized,?stated c...

Effective Cancer Treatments Follow The Clock

...discovered a molecular mechanism that explains why sensitivity to anti-cancer drugs changes with the clock. They ...t Clock-mutant and Bmal1-knockout mice showed high sensitivity to the drug at any time it was administered ?as if the drug were administered early in the morning o...

Robot-based system developed at Carnegie Mellon detects life in Chile's Atacama desert

... in the samples. He also is testing the bacteria's sensitivity to ultraviolet (UV) radiation. One hypothesis is that the bacteria may have greater UV resistance because they are exposed to extreme UV radiation in the desert environment. This characterization also may explain why such a high proportion of the bac...

Nanoscale Diagnostic Sets Sights on Alzheimer's

...ional Academy of Sciences. Because of the extreme sensitivity of the BCA process that Mirkin's team developed, t...ive detector. Each DNA piece greatly increases the sensitivity of the test and its potential to tell doctors a patient carries the ADDLs. According to the researc...

Light therapy may combat fungal infections, new evidence suggests

... the importance of genes with known roles in light sensitivity of another, distantly related fungus. Yeast strains lacking one of those genes, known as white collar 1 (BWC1), mated equally well in the light or the dark, implicating that gene in the fungus' ability to sense light. BWC1 also functions in the fungu...

Duke engineers develop new 3-D cardiac imaging probe

...ich, combined with the 504 sensors, provides great sensitivity and a sharp image, Smith said. And because the image is large enough to encompass the whole volume of the heart, fewer "pictures" need to be taken. This may shorten patient time in clinics, he said. ...

Scientists journey to southern Africa to unravel the secret world of elephant communication

...ped frogs, kangaroo rats and golden moles. Seismic sensitivity also has been observed in elephant seals--huge mar...runk and feet offers new clues to elephant seismic sensitivity In addition to her fieldwork, Caitlin O'Connell-Rodwell also is conducting laboratory studies on el...

Agilent Technologies releases probe sequence, annotation information for all its commercial gene expression microarrays

...y researchers who want to achieve a high degree of sensitivity and precision in their experiments. ...

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(Date:7/11/2014)... transplantation of mesenchymal stem cells can stimulate neurogenesis in ... Alzheimer,s disease (AD) and improve tissue and function injury ... reported on the therapeutic effect of adipose-derived stem cells ... effect on oxidative injury and neurogenesis in the brain ... School of Life Sciences, Tsinghua University, China transplanted ADSCs ...
(Date:7/11/2014)... hippocampus, the marginal division of the striatum is ... the impact degree of substance P in the ... Yan Yu and his team, College of Biophotonics, ... staining, that substance P receptor, neurokinin 1 was ... division of normal rats. Unilateral or bilateral injection ...
(Date:7/11/2014)... the normal circumstances, astrocytes participate in normal ... and exhibit therapeutic and repairing effects on ... have found that nerve cells differentiated from ... reduced viability, which produces influences on subsequent ... General Hospital, Hebei United University, China demonstrated ...
Breaking Biology News(10 mins):
(Date:7/11/2014)... 11, 2014 When the mercury rises, heat ... driving engine, the heart, takes on a heavier load in ... July 2014 issue of the Harvard Men's Health Watch ... requires no more than knowing their limits and drinking enough ... going to be more sensitive to the heat," says Dr. ...
(Date:7/11/2014)... Angeles, CA (PRWEB) July 11, 2014 ... Sands today announces that he uses mini and full ... treatments offer the defining feature that distinguishes dental implants ... teeth in addition to the crowns. This alone prevents ... implants also offer advantages related to comfort, appearance ...
(Date:7/11/2014)... -- A new study challenges the widely held belief that ... Researchers analyzed more than 50 studies that examined drinking ... They found that those with a form of a gene ... The gene affects how a person,s body breaks down alcohol, ... Having this variant has been shown to lead to lower ...
(Date:7/11/2014)... (PRWEB) July 11, 2014 Cancer researchers ... have a significant impact on how patients respond to ... for mesothelioma. Surviving Mesothelioma has the full story. ... , Researchers at the University of Ljubljana and the ... pemetrexed for different types of polymorphisms. They found ...
(Date:7/11/2014)... (PRWEB) July 11, 2014 Anterior Cruciate ... year, but the type of material used to create ... in the game, say researchers presenting their work today ... of Sports Medicine ( AOSSM ). , ... population, allografts (tissue harvested from a donor) fail more ...
Breaking Medicine News(10 mins):Health News:Take Common Sense Steps to Stay Safe This Summer, from the July 2014 Harvard Men's Health Watch 2Health News:Take Common Sense Steps to Stay Safe This Summer, from the July 2014 Harvard Men's Health Watch 3Health News:Dental Implant Dentist, Kevin Sands DDS, Now Uses Mini and Full Mouth Implants to Replace Missing Teeth 2Health News:A Little Alcohol May Not Be Good for Your Heart After All 2Health News:New Research Finds Genetic Variables Impact Chemotherapy Response, According to Surviving Mesothelioma 2Health News:ACL Reconstructions May Last Longer With Autografts 2
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