Tag: "samples" at biology news

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

...croscope slide that has thousands of different DNA samples attached to it ?that are applied to brain function are just beginning in the field of alcoholism. Several years ago, it was impossible to analyze more than a handful of these genes, however, microarray technology has changed that." Symposium speaker...

New studies suggest airborne SARS transmission is possible

...ey collected patient information and environmental samples from the SARS units of four Toronto hospitals. SA...earchers also detected virus in four of 85 surface samples taken from frequently touched surfaces, highlighting the importance of strict adherence to infection...

Circles Of DNA Might Help Predict Success Of Stem Cell Transplantation

...to their siblings. The researchers also tested 244 samples from 26 of the recipients themselves. The recipients had been treated for either white cell cancers (e.g., acute lymphoblastic leukemia) or red cell diseases (e.g., sickle cell disease). Because blood from the normal, healthy donors contained 1,200 ...

FDA Warns Consumers Not to Use Home-Use Diagnostic Kits Marketed by Globus Media

...by Home Access Health Corporation and allows blood samples to be taken at home which people then send to a laboratory for testing. No home-use test kits intended for diagnosing syphilis and dengue fever are approved for sale in the U.S. The FDA has issued an import alert which alerts FDA field personnel to ...

Breast Cancer May Be 'Uniquely Sensitive' To Inhibitors Of PI3K Pathway

...hat target it.?In the future, breast cancer tissue samples fromnewly diagnosed patients can be tested for their specific PI3K pathwayabnormality in order to find a drug that zeroes in on what may be thecancer’s Achilles?heel, Mills says. “Using those drugs in combinationwith other treatments such as chemothe...

Genetic Variation Visualization - From EMBL

...hat target it.?In the future, breast cancer tissue samples fromnewly diagnosed patients can be tested for their specific PI3K pathwayabnormality in order to find a drug that zeroes in on what may be thecancer’s Achilles?heel, Mills says. “Using those drugs in combinationwith other treatments such as chemothe...

New Mixing Method for Microchip-Sized Labs

...hat target it.?In the future, breast cancer tissue samples fromnewly diagnosed patients can be tested for their specific PI3K pathwayabnormality in order to find a drug that zeroes in on what may be thecancer’s Achilles?heel, Mills says. “Using those drugs in combinationwith other treatments such as chemothe...

International HapMap consortium expands mapping effort

...." To create the HapMap, DNA was taken from blood samples from volunteer donors from the following populatio...ion was obtained from the 270 donors. However, the samples are identified by the population from which they were collected. Although any two people are 99.9 p...

Researchers develop rapid diagnostic tool for pathogen identification

... world providing input into assay design, clinical samples for validation, as well as opportunities to advance the science to the next, practical stages—including outbreak investigation, and blood product screening. Key partners in the work presented in the current publication include the Centro Nacional de ...

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

...and its consortium supporters is to procure tissue samples under standard conditions and perform gene express...n a clinically annotated set of deidentified tumor samples updated with clinical outcomes and release all data into the public domain without intellectual prop...

LUCA technologies confirms real-time methane generation

...croorganisms ("microbial consortium") in substrate samples taken from the 110,000 acre Monument Butte oilfiel...CO2 (carbon dioxide) introduced to these substrate samples is converted to radio-labeled methane. This demonstrates that the methane formation is the result of...

Gene Signatures Predict Interferon Response For Multiple Sclerosis Patients

...s—which in turn alters the cells' activity. Blood samples were taken from 52 patients with relapsing-remitting MS (marked by acute flare-ups followed by partial or full recovery), and their RNA was isolated from a class of immune cells called peripheral blood mononuclear cells. After patients started interf...

Norovirus, AIDS vaccine and Hepatitis Virus

...ver 23 million cases annually. In the study stool samples were collected from 34 patients with traveler's di...virus. The virus was detected in 65 percent of the samples tested, with time spent at travel destinations playing an important role in determining infection fr...

Great White shark evolution debate involves WSU Lake Campus geology professor

...their teeth, it is relatively easy to obtain tooth samples through fossil field work along the Atlantic seaboard. Ciampaglio acknowledges that people seem to have a fascination with sharks. "The general public seems to like sharks, and maybe this is because they bring out the fears of our childhood, when th...

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

...ey contained life. The lichens and bacteria in the samples are growing and awaiting analysis." Waggoner and ...rations. A ground truth team at the site collected samples studied by the rover to bring back for further examination in the lab. On a typical day in the field...

New Drugs For Bad Bugs: UF Approach Could Bolster Antibiotic Arsenal

...or how a drug kills bacteria. “In the past, blood samples were taken and the serum concentration of the drug was measured and that number was used to make dosing decisions,?said Derendorf, whose work is primarily funded by the pharmaceutical companies Pfizer and Sankyo. “That may not always be the right pla...

Marburg haemorrhagic fever in Angola update

...On 21 March, Marburg virus was detected in patient samples sent to the Centers for Disease Control and Prevention in Atlanta (USA), and WHO assistance was requested by the Ministry of Health in Angola. The operational response began the following day. As known from extensive experience with outbreaks of othe...

Survey finds silver contamination in North Pacific waters

...ation ever observed in the open ocean turned up in samples collected during a survey of the North Pacific in ...ab who earned her Ph.D. in December, collected the samples on a 35-day cruise in the summer of 2002 as part of the Global Investigation of Pollution in the Mar...

Chemicals in tattoo inks need closer scrutiny

...e desired color, so the researchers selected their samples based on the most likely base colors. Because there have been no previous studies, they are using analytical techniques that can test for a wide variety of chemical components, rather than looking for a specific group of compounds. "At this point i...

Strongest proof yet found for prion hypothesis

...eins had been largely transformed into prions, the samples were diluted over and over again and the process repeated, until the only remaining prions were those that had been generated in the test tubes. These were then injected into the brains of healthy hamsters, which began showing TSE symptoms within fou...

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