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Tag: "standardized" at biology news

Study Demonstrates Gene Expression Microarrays are Comparable and Reproducible

...have a high degree of reproducibility , as long as standardized protocols are carefully followed". Good news for ...s have a high degree ofreproducibility, as long as standardized protocols are carefullyfollowed,?said Jacobson. These promising results will allow this sameresearch...

Expression Project for Oncology (expO) completes first phase of standardized gene expression analyses

...nd eventually largest public database dedicated to standardized gene expression data. The clinically annotated dat...linically annotated tumor biospecimens in a highly standardized format by 65%. This accomplishment puts expO on a projection to exceed its targeted collection and g...

Canada approves marijuana-based pain spray

...n Sativex is 2.7 mg : 2.5 mg per spray, ensuring a standardized dose is delivered each time it is used. “The approval of Sativex is good news for the Canadian MS community. People living with MS and neuropathic pain need new options to address their pain. Sativex will likely be welcomed by the many people with M...

Study: 'homemade' gene expression technology unreliable

Technology for analyzing gene expression must be standardized among laboratories and across platforms around the... levels when a commercial microarray was used with standardized protocols for labeling the RNA, processing the microarrays, acquiring data and other elements. "The...

Biomarkers isolated from saliva successfully predict oral and breast cancer

...Wong. "So our goal is to provide the optimized and standardized protocol to assure consistent results." The studies are supported by grants from the U.S. Public Health Service (National Institute of Dental & Craniofacial Research) and the UCLA Jonsson Comprehensive Cancer Center to David T. Wong. ...

Affymetrix Launches New Globin-Reduction Kits and Protocol Developed with PreAnalytiX

...transport or fractionation while relying on highly standardized and proven sample collection principles. Additional information on PreAnalytiX can be found under http://www.preanalytix.com . About Affymetrix: Affymetrix scientists invented the world's first microarray in 1989 and began selling the first commerc...

Study Finds Moderate Hypothermia A Safe Treatment For Traumatic Brain Injury In Kids

...moderate hypothermia treatment in conjunction with standardized head injury management versus normal body temperature. An additional 27 patients were entered into a parallel trial of those patients who were excluded because there was a delay in transfer of greater than six hours following injury but within 24 ho...

Anthrax test, developed by army and CDC, receives FDA approval

...r for other tests to meet." USAMRIID scientists standardized and validated the test to make it more rugged, more reproducible across laboratories, and more resistant to user error. They developed a clearly defined method for production of gamma phage that proved to be highly stable, as reflected in the extende...

'Mad cow' proteins successfully detected in blood

...r for other tests to meet." USAMRIID scientists standardized and validated the test to make it more rugged, more reproducible across laboratories, and more resistant to user error. They developed a clearly defined method for production of gamma phage that proved to be highly stable, as reflected in the extende...

Bacteria in Household Dust May Trigger Asthma Symptoms

...tionnaire, conducted a home inspection, and used a standardized protocol to collect samples. Dust samples were collected from bedroom, kitchen and living room floors, bedding, and upholstered furniture and assayed for endotoxin. A disease association analysis was performed to correlate endotoxin concentrations to...

Viral protein helps infected T cells stick to uninfected cells

...n cells infected with viruses that lacked p12 in a standardized adherence test. In addition, they showed that the greater adherence did not occur because the infected cells made more of the LFA-1 protein, but rather because already existing LFA-1 protein molecules gathered into large clusters on the cell surfac...

Stanford/Packard scientist's data-mining technique strikes genetic gold

...ents of two or more tubes. "As a community, we've standardized the way the data itself is represented," said Butt...gies to allow scientists to describe their data in standardized ways. "All the answers are already there," said Butte. "We've reached a critical mass with this dat...

Exposure to volcanic mineral associated with increased mesothelioma incidence in Turkey

...h.D., of the Harvard School of Public Health. When standardized to the world population, the annual incidence of pleural mesothelioma in the two exposed villages was 200 and 700 cases per 100,000 people annually, compared to a rate of 10 cases per 100,000 people each year in the control village. The authors concl...

Study: Paramedics save more lives when they don't follow the rules

...s than 10 percent. In spite of periodic updates of standardized international guidelines, survival rates have remained more or less unchanged over the last couple of decades. Survival rates are better only if an automated external defibrillator (AED) is available and is used soon after the cardiac arrest. ...

Stem cell transplants improve recovery in animal models for stroke, cerebral palsy

...said. Adult animals were tested across a range of standardized tasks both before and after undergoing the surgically induced stroke, and measurements were made of their performance. Following the stroke, both control animals and those that received a single injection of stem cells were evaluated for a period of...

U of M study examines kidney stone prevention in astronauts

...had no history of kidney stones and were placed on standardized diets. The twins were put on bed rest on a tilted bed that positioned their head lower than their feet to simulate low gravity for 30 days. One twin per pair was randomly selected to exercise (while still reclining) in a chamber that put negative p...

Stanford doctors advance in bid to turn mice stem cells into blood vessels

...ntrolled bioreactor was developed to help create a standardized process for differentiating stem cells in laboratories that could be used around the world. "The idea behind it is that you can control various conditions to try to make these stem cells become the cells you want," Abilez said. "Our goal is to take ...

Ultra low-dose estrogen shown safe for post-menopausal women

...h for two years. The women were given a battery of standardized cognitive tests and a test of health-related quality of life at the beginning of the study, after one year, and after two years. At the end of the study, there was no difference between the two groups in either cognitive abilities or health-relate...

Snakes' virtual glasses, leopard spots and all-optical transistors

...n the numbers of students contesting grades. While standardized test questions for exams like the SATs and GREs undergo rigorous evaluations, the Illinois study focused on tests designed by instructors with little or no formal training in writing exam questions. Nevertheless, the researchers conclude that multipl...

Newborn screening can cause unnecessary parental stress

... the false-positive group had higher scores on the standardized Parenting Stress Index (PSI); 11 percent of mothers (versus no mothers in the comparison group) scored in the clinical range, in which treatment might be prescribed. Waisbren and Gurian also found that false-positive tests affected the parent-child ...

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