Test in Biological News

Wolf reintroduction proposed in Scottish Highland test case

CORVALLIS, Ore. Researchers are proposing in a new report that a major experiment be conducted to reintroduce wolves to a test site in the Scottish Highlands, to help control the populations and behavior of red deer that in the past 250 years have changed the whole nature of large ecosystems. ...

New lab test offers better prediction of HIV microbicide safety

July 9, 2009 (BRONX, NY) Scientists at Albert Einstein College of Medicine of Yeshiva University have devised a laboratory test for predicting whether microbicides against HIV are safe for human use. The researchers have also discovered why several supposedly "safe" microbicides made women more ...

Faster, more cost-effective DNA test for crime scenes, disease diagnosis

Scientists in Japan are reporting development of a faster, less expensive version of the fabled polymerase chain reaction (PCR) a DNA test widely used in criminal investigations, disease diagnosis, biological research and other applications. The new method could lead to expanded use of PCR in medi...

New test can detect both genetic and chromosomal abnormalities in embryos

Amsterdam, The Netherlands: One-step screening for both genetic and chromosomal abnormalities has come a stage closer as scientists announced that an embryo test they have been developing has successfully screened cells taken from spare embryos that were known to have cystic fibrosis. They tol...

New, less invasive genetic test greatly improves pregnancy rates in older women with poor prognosis

Amsterdam, The Netherlands: A new test examining chromosomes in human eggs a few hours after fertilisation can identify those that are capable of forming a healthy baby, a researcher told the 25th annual conference of the European Society of Human Reproduction and Embryology today (Monday 29 June)...

A urine test for appendicitis?

Appendicitis is the most common childhood surgical emergency, but the diagnosis can be challenging, especially in children, often leading to either unnecessary surgery in children without appendicitis, or a ruptured appendix and serious complications when the condition is missed. Now, emergency me...

Improved method developed to test carcinogen risk

CORVALLIS, Ore. Researchers at Oregon State University recently completed the largest animal study ever done in the field of toxicology, and the findings challenge some basic concepts about how to determine what level of a cancer-causing compound can be considered safe. The study found that ac...

First 'nanorust' field test slated in Mexico

HOUSTON -- (May 27, 2009) -- Rice University researchers today announced that the first field tests of "nanorust," the university's revolutionary, low-cost technology for removing arsenic from drinking water, will begin later this year in Guanajuato, Mexico. "Mexico's debating the adoption of m...

GenWay Biotech obtains exclusive rights to AMDL's DR-70 cancer test in US and Canada

(San Diego, CA) May 15, 2009 GenWay Biotech, Inc., ( www.genwaybio.com ) a US-based diagnostic company which specializes in providing protein and antibody solutions, announced its partnership with AMDL, Inc., a US-based pharmaceutical company with major operations in China, regarding the distribu...

Illinois Soil Nitrogen Test measures microbial nitrogen

MADISON, WI, May 4, 2009--Contrary to the prevailing view, cereal crops derive the majority of their nitrogen from the soil, not fertilizer. Soils differ considerably in microbial activities that determine nitrogen-supplying power, and these differences must be taken into account if nitrogen ferti...

Darwin in a test tube

As described in an article published this week in an advance, online edition of the journal Proceedings of the National Academy of Sciences (PNAS), the work demonstrates some of the classic principles of evolution. For instance, research shows that when different species directly compete for the...

UniPixel Announces Availability of Opcuity(TM) Finger Print Resistant Film Test Samples

Opcuity FPR Prevents Finger Prints on Touch Displays, Without Sacrificing Display Viewing Quality THE WOODLANDS, Texas, March 26 /PRNewswire-FirstCall/ -- Uni-Pixel, Inc. (OTC Bulletin Board: UNXL), the developer of a unique new thin film called Opcuity(TM) FPR (Finger Print Resistant), today...

Einstein and Pitt researchers develop new TB test that will dramatically cut diagnosis time

March 19, 2009 (BRONX, NY) Researchers from the Albert Einstein College of Medicine and The University of Pittsburgh have developed an onsite method to quickly diagnose tuberculosis (TB) and expose the deadly drug-resistant strains that can mingle undetected with treatable TB strains. This stud...

Simple test helps predict heart attack risk

SAN DIEGO, Calif. (March 10, 2009)The use of common and readily available screening testslike the ankle brachial index (ABI)along with traditional risk scoring systemssuch as the Framingham Risk Scorehas the potential to prevent devastating heart attacks in thousands of individuals who are not ori...

Blood test predicts chance of dementia

Frontal lobe dementia Frontal lobe dementia (Frontotemporal Dementia, FTD) strikes people at an earlier age. After Alzheimer's disease, FTD is the form of dementia that occurs most frequently in patients younger than 65. In FTD, the disease process starts in the frontal lobe where large number...

Color test enhances tomato analyzer software

WOOSTER, OHWhen it comes to fresh vegetables and fruits, color is one of the best indicators of quality. Along with texture, size, and flavor, color plays an important role in the business of horticultural crop production and marketing. In tomatoes, for example, color and color uniformity contr...

New test for breast cancer will help guide treatment choices

SALT LAKE CITY One in eight women in the United States will receive a diagnosis of breast cancer in their lifetime, and it is the second leading cause of cancer-related death in women. Now a new test will help physicians determine the best possible treatment for each patient. "Our research sh...

U of T technique put to use to test clean up of contaminated groundwater

Cleaning up the dangerous contaminants dry-cleaning fluids, solvents and petroleum hydrocarbons found in underground water presents one of the most urgent challenges facing environmental science. A report issued today by the U.S. Environmental Protection Agency (EPA) sheds light on a new way to ...

Biomedical researchers create artificial human bone marrow in a test tube

ANN ARBOR, Mich.--- Artificial bone marrow that can continuously make red and white blood cells has been created in a University of Michigan lab. This development could lead to simpler pharmaceutical drug testing, closer study of immune system defects and a continuous supply of blood for trans...

Forsyth scientist receives major grant to support rapid, accurate, affordable test for tuberculosis

Dr. Antonio Campos-Neto, head of the department of Cytokine Biology at The Forsyth Institute, has received a major grant from the internationally renowned Foundation for Innovative New Diagnostics (FIND) to continue his work to develop a test to diagnose active Tuberculosis (TB), the world's secon...

Lab test for allergy scoops national

Scientists who have developed a new technique that can test for up to 5,000 different allergens from just one drop of blood have scooped a prestigious national award which encourages innovation in healthcare technologies. The new basophil-microarray based allergy assay is the brainchild of rese...

First at-home test for vasectomized men proves to be safe, accurate

CHARLOTTESVILLE, VA (November 13, 2008) In a report now available online and scheduled to be the cover story of the December 2008 issue of the Journal of Urology, University of Virginia Health System researcher John C. Herr, PhD and his colleagues have confirmed the accuracy and reliability of ...

New test promises quicker, more accurate evaluation for cystic fibrosis patients

Researchers at National Jewish Health have identified a simple gene-based blood test that more accurately and quickly measures cystic fibrosis patients' response to therapy than current tests. The test, a measure of inflammatory gene expression, could improve patient care and help clear a backlog ...

New blood test for Down syndrome

Howard Hughes Medical Institute researchers have developed a new prenatal blood test that accurately detected Down syndrome and two other serious chromosomal defects in a small study of 18 pregnant women. If confirmed in larger trials, they say, the test would offer a safer and faster alternative ...

Study looks at psychological impact of gene test for breast cancer

Personal beliefs about inconclusive DNA testing for hereditary breast cancer are associated with cancer-related worry, and such beliefs are an especially strong predictor of whether women had been able to leave the period of DNA-testing behind, reports a study in the October issue of Genetics in ...

Scientist plans to test for blood pressure genes affected by age

A geneticist at The University of Texas Health Science Center at Houston plans to scan the genomes of about 4,000 people in the hopes of finding out why blood pressure often increases as young adults age. The two-year study by principal investigator Myriam Fornage, Ph.D., is funded with a new $...

HPV DNA test identifies cervical pre-cancerous disease in developing countries with 90% success rate

Results of the first study to determine the accuracy of a new rapid screening test for HPV (Human Papilloma Virus), created specifically for use in the developing world, have shown it to be 90 per cent accurate in detecting precancerous cervical disease when tested on a group of local women in Sha...

Southwest Pilots Launch TSA Demonstration Project to Test Biometric Screening

Pilot Program Works to Strengthen Security for Anyone with Access to the Cockpit BALTIMORE and WASHINGTON, Sept. 17 /PRNewswire-USNewswire/ -- Today a Southwest Airlines pilot will be the first aircrew member to be screened by the Transportation Security Administration (TSA) using an advance...

Rapid test for pathogens developed by K-State researchers

MANHATTAN, KAN. -- Dangerous disease often spreads faster than it takes to diagnose it in the lab. To remedy that, researchers at Kansas State University have developed a test to bring that time from days down to hours. Sanjeev Narayanan, assistant professor, and Greg Peterson, research microbi...

UNH researchers test sediment-scrubbing technology in NH river

DURHAM, N.H. In a mud flat at the edge of the Cocheco River, just outside downtown Dover, scientists from the University of New Hampshire's Contaminated Sediments Center are testing an innovative way to treat polluted sediment in coastal waterways. Rather than dredging up the problem, or buryi...

New 3-D test method for biomaterials 'flat out' faster

A novel, three-dimensional (3-D) screening method for analyzing interactions between cells and new biomaterials could cut initial search times by more than half, researchers from the National Institute of Standards and Technology (NIST) and Rutgers University report in the new issue of Advanced Ma...

Scientists test device to track medication adherence in patients with HIV/AIDS

GAINESVILLE, Fla. Most of us have missed a dose of antibiotic or forgotten to take a daily vitamin. But when the stakes are higher as they are for people with HIV/AIDS a skipped pill could mean the difference between health and hazard for the entire population. Now, a breath monitoring devic...

'Nanodrop' test tubes created with a flip of a switch

Researchers at the National Institute of Standards and Technology (NIST) have demonstrated a new device that creates nanodroplet test tubes for studying individual proteins under conditions that mimic the crowded confines of a living cell. By confining individual proteins in nanodroplets of water,...

Fraud attempt in a paternity test modifies action protocol in DNA tests

This release is available in Spanish . Researchers from all over the world have been carrying out paternity tests regularly. Samples are usually collected from mouth and saliva cells to carry out the DNA analysis. The team of Dr Jos Antonio Lorente Acosta (director of the Laboratory of G...

First diagnostic test for Alzheimer's and Parkinson's disease on the horizon

A new blood test that can give an early diagnosis of neurodegenerative disease and distinguish between Parkinsons and Alzheimers disease could be launched this summer, reports Marina Murphy in SCIs Chemistry & Industry magazine. Manufacturer, Oklahoma-based proteomics company, Power3 Medical Pr...

New, noninvasive prostate cancer test beats PSA in detecting prostate cancer

An experimental biomarker test developed by researchers at the University of Michigan more accurately detects prostate cancer than any other screening method currently in use, according to a study published in the February 1 issue of Cancer Research, a journal of the American Association for Cance...

'Swish-and-spit' test accurate for cancer

A morning gargle could someday be more than a breath freshener it could spot head and neck cancer, say scientists at the Johns Hopkins Kimmel Cancer Center. Their new study of a mouth rinse that captures genetic signatures common to the disease holds promise for screening those at high risk, inc...

Men unaware of their cancer risk when female relatives test positive for BRCA mutation

Men whose mothers, sisters or daughters test positive for a cancer-causing gene mutation also have an increased risk of developing the disease but are unaware of that risk. That is the conclusion of a study at Fox Chase Cancer Center exploring how families communicate genetic test results. Like...

Vega main engine test in Kourou

A prototype of the P80 rocket motor, which will power the first stage of ESA's new small launcher - Vega, was successfully tested on 4 December at the Guiana Space Centre, Europe's Spaceport in Kourou, French Guiana. Ignition occurred at 12:35 local time (15:35 UTC/GMT). The motor delivered a m...

New test finds diisobutyl phthalate in some cardboard food packaging -- recycling is the issue

A new test can identify take-away paper-based food containers (such as pizza boxes) that break phthalate safety rules. The phthalates (plasticisers) are present because the containers were made from pulp that contained at least some recycled paper and cardboard. In Italy, where the test was develo...