Tag: "poses" at biology news

Controlling the spread of invasive plants: a national effort one-day symposium, Aug. 30

...t hogweed is not only an environmental hazard, but poses a public health threat as well. Exposure to its clear, watery sap can cause severe skin irritation, swelling and blisters that can last for several months. Contact with the eyes can lead to temporary or, in some cases, permanent blindness. A survey a...

African governments unanimously adopt Abuja declaration on sustainable fisheries, aquaculture

...althy situation calls for urgent action and indeed poses a great challenge to all of us." African fish and fishery products also have an annual export value of US$2.7 billion, he noted, "yet these benefits are at risk as the exploitation of African natural fish stocks is reaching its limits and aquaculture...

Nano coalition unveils environmental, health and safety database

...her initiatives. However, nanotechnology's breadth poses unique challenges in this regard, and knowing which questions new research monies should be targeted toward requires an understanding of what is already known. "An informed decision about how to ensure the safety of nanomaterials requires a comprehe...

Meaningless sex? Male mounting reduces sexual promiscuity of females

...ction is key to a species, survival, such behavior poses a real mystery. In a study that sheds new light on the evolution of sexual behavior, researchers have utilized a novel technique to reveal that in feral chickens, the simple stimulus generated by male mounting--in the absence of actual insemination--...

Experimental vaccine protects nonhuman primates from Lassa fever

...st other hemorrhagic fevers as well." "Lassa fever poses a huge public health threat in Western Africa," said Dr. Feldmann of the PHAC. "While the mortality rate of this virus is not as high as with some viral hemorrhagic fevers, there are many more cases of Lassa fever and a great number of survivors are ...

Tips from the Journals of the American Society for Microbiology

...infected may die within a matter of days. Anthrax poses a deadly threat as a potential biological weapon placing added emphasis on the need for a safe and effective vaccine. The vaccine currently available doesn't protect against the bacilli and may be hazardous to its host when used immediately after ex...

Why is Scotland's population shrinking and ageing? - A new research initiative

...lation. Scotland's population is changing and this poses critical challenges for policymakers. The key demographic trend is that Scotland's population is shrinking and ageing. Existing evidence (see notes to editors, 1) suggests that: If current trends continue, Scotland's population will fall below 5 m...

Primates on the brink

...rica and Asia. Live capture for the pet trade also poses a serious threat, particularly to Asian species. "Southeast Asia's primates are subject to relentless poaching because of the profits to be made from the illegal trade," said Chantal Elkin, manager of the Threatened Species Program in CI's Center...

South America's vast pantanal wetland may become next everglades, UNU experts warn

...ther land uses." "Moreover, global climate change poses great environmental threats to wetlands," according to the analysis, "fundamentally altering their ecology, biodiversity and species composition." The global threat to the Pantanal: Climate change The UNU analysis says a warming of 3 to 4C could el...

New lab technique identifies high levels of pathogens in therapy pool

...ulder, said the high presence of aerosol pathogens poses the greatest concern for very young children, the elderly and people whose immune systems are compromised. The pool attendants probably became ill because they were exposed to high levels of the pathogens by working consecutive, full days in the ind...

Gene therapy cures inherited liver disease in rats

...n all adults with this technique, he does think it poses a real promise for long-term alleviations of the t...come part of the genetic machinery of the cell and poses no risk of causing cancer, said Lee. "This approach would be applicable to many diseases where you ...

Basis for DNA ejection from single phage particles

...tacting the membrane. Phage nucleic acid transport poses a fascinating biophysical problem: Transport is unidirectional and linear; it concerns a unique molecule the size of which may represent 50 times that of the bacterium. The driving force for DNA transport is still poorly defined. It was hypothesized ...

21st Century model of healthcare focuses on the family before and after genetic testing

...genetic testing to learn about future disease risk poses a number of clinical and ethical dilemmas for patients, their families and healthcare professionals. "The need for a family-based approach that deals with the psychosocial consequences of acquiring and living with genetic information has never been m...

Ecological destruction fuels emerging diseases

...'s parasites, and the prospect of cataloguing them poses a daunting technical challenge. Since the physical characteristics of many parasites are very similar, Dr. Brooks and his colleagues are using the latest molecular taxonomy tools to classify parasites based on genetic characteristics. "These things ...

Tips from the Journals of the American Society for Microbiology

...irology. Transmission of animal viruses to humans poses a growing threat worldwide. The recent emergence of SARS, a coronavirus transmitted to humans from wild animals in live animal markets, reinforces the need for virus surveillance in exotic wildlife. Most coronaviruses are disease-causing agents asso...

Scientists rid stem cell culture of key animal cells

...of animal pathogens tainting human stem cell lines poses a problem for the safe clinical use of many, if not all, of the current cell lines now in use. Until now, scientists have had to grow and sustain stem cells through the tedious daily task of generating mouse feeder cells from mouse embryos. Feeder ce...

Removing prions that cause mad cow in humans from blood

...ave or epidemic. This asymptomatic characteristic poses the key question: How many dormant carriers of vCJD are out there who are at risk of developing clinical disease and who also may be blood donors? There is currently a ban on blood donations from people who lived in countries with bovine spongiform...

'Man the Hunter' theory is debunked in new book

... Hunted: Primates, Predators and Human Evolution," poses a new theory, based on the fossil record and living primate species, that primates have been prey for millions of years, a fact that greatly influenced the evolution of early man. He co-authored the book with Donna L. Hart, Ph.D., a member of the fa...

NASA research to aid federal invasive species council efforts

...cesses or with human assistance and whose presence poses a threat to public health or the economy. One example, Salt Cedar, is an invasive plant widespread in the western United States. It replaced native species and may have significant negative effects on water resources. "NASA is pleased with this invit...

Stopping smallpox in its tracks: A new anti-viral approach

Natural or deliberate exposure to smallpox poses a great health threat, especially since routine smallpox vaccinations have been discontinued and no clinically approved treatment currently exists. In the February 1 issue of the Journal of Clinical Investigation , Ellis Reinherz and colleagues fro...

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(Date:7/30/2014)... better decisions about what they eat, the Food and ... to the Nutrition Facts label found on nearly every ... Chemical & Engineering News (C&EN), the weekly news ... updates and the fight that has ensued. , ... that while the Nutrition Facts label has remained largely ...
(Date:7/30/2014)... is a subject of major interest in neuroscience. ... during the distinct stages of Wallerian degeneration: transcription ... dedifferentiation. Although gene expression responses in the distal ... injury are known, differences in gene expression between ... Dengbing Yao and co-workers from Nantong University, China ...
(Date:7/30/2014)... JOSE, Calif. , July 30, 2014 /PRNewswire/ ... partnership with the United States Air Force Research ... proposed by Binghamton University ... human performance monitoring (HPM). The $425,000 project, with ... electronics packaging firm i3 Electronics, Inc. ( ...
Breaking Biology News(10 mins):Nano-Bio Manufacturing Consortium Awards Funding to Binghamton University for Development of Electronics and Biometric Sensor Platforms 2Nano-Bio Manufacturing Consortium Awards Funding to Binghamton University for Development of Electronics and Biometric Sensor Platforms 3
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