Breath study brings roadside drug testing closer
(Phys.org) —A group of researchers from Sweden have provided further evidence that illegal drugs can be detected in the breath, opening up the possibility of a roadside breathalyzer test to detect substances such as cocaine, ...
Counting white blood cells at home: Engineers lead development of a new portable counter
White blood cells, or leukocytes, are the immune system's warriors. So when an infection or disease attacks the body, the system typically responds by sending more white blood cells into the fray. This means ...
Chemicals pollutants threaten health in the Arctic
Studies uncover risks and threats to Arctic inhabitant's health that might be due to contaminants brought by warmer air and sea water currents resulting from climate change.
Researchers further refine 'NanoVelcro' device to grab single cancer cells from blood
(Phys.org)—Researchers at UCLA report that they have refined a method they previously developed for capturing and analyzing cancer cells that break away from patients' tumors and circulate in the blood. With the improvements ...
Star Trek's 'tractor' beam created in miniature by researchers
(Phys.org)—A team of scientists from Scotland and the Czech Republic has created a real-life "tractor" beam, as featured in the Star Trek movies, which for the first time allows a beam of light to attract ...
Study to boost lamb survival
A QUT and CSIRO researcher aims to find out whether a lack of the appetite hormone ghrelin is responsible for lambs not seeking their first vital feed.
Birds studied to understand trade-offs between reproduction, immunity
(Phys.org)—Does parenting take a toll on the immune system? If you've ever been the parent of a newborn who demanded to be fed every three to four hours, your gut instinct tells you the answer is an absolute, ...
Researchers show telomere lengths predict life expectancy in the wild
Researchers at the University of East Anglia have found that biological age and life expectancy can be predicted by measuring an individual's DNA.
New technology to help speed analysis, improve diagnosis of illness
Early, correct diagnoses are often of decisive importance in hindering the development of serious ailments. The results of analyses of patient samples (blood, urine, etc.) can be an important element diagnosing ...
Scientists use new method to help reduce piglet mortality
To help increase the survival of newborn piglets, U.S. Department of Agriculture (USDA) scientists have developed a new method that predicts animals' mortality and nursing ability.
Bioengineers design rapid, easy-to-use diagnostic tests
(Phys.org)—By mimicking nature's own sensing mechanisms, bioengineers at UC Santa Barbara and University of Rome Tor Vergata have designed inexpensive medical diagnostic tests that take only a few minutes ...
Researchers closer to early detection of Parkinson's disease
(Phys.org)—In collaboration with colleagues at Oxford, a team of researchers at Umeå University in Sweden has now further elaborated its discovery of a way to detect Parkinson's disease at an early stage, and applications ...
Nanotechnology device aims to prevent malaria deaths through rapid diagnosis
(Phys.org)—A pioneering mobile device using cutting-edge nanotechnology to rapidly detect malaria infection and drug resistance could revolutionise how the disease is diagnosed and treated.
Climate change to fuel northern spread of avian malaria
Malaria has been found in birds in parts of Alaska, and global climate change will drive it even farther north, according to a new study published today in the journal PLOS ONE.