Tag: "nanomaterials" at biology news
American Chemical Society's Weekly PressPac -- Aug. 8, 2007
...t out that scientists hope to use several kinds of nanomaterials
that luminesce, or glow, in clinical medicine and ...n the body. However, the question of whether these nanomaterials
are toxic to living cells or organisms has not been fully answered, the researchers explain. The s...
European Science Foundation's Forward Look reaches out beyond the endless frontiers
...rch activities Proactive risk assessment for nanomaterials
needed Recommendations on commercial exploit...t time a pan-European consortium with expertise in nanomaterials
(manufacture, characterisation and standardisation) and the techniques needed to evaluate the potent...
Nanotechnology helps scientists make bendy sensors for hydrogen vehicles
... National Laboratory have used their insights into nanomaterials
to create bendy hydrogen sensors, which are at the heart of hydrogen fuel cells used in hydrogen vehicles. In comparison to previously designed hydrogen sensors, which are rigid and use expensive, pure palladium, the new sensors are bendy and use s...
Does EPA have an adequate strategy to oversee nanotechnologies?
...voluntarily submit details about the nature of the nanomaterials
they are using to manufacture products and about their steps to ensure safety? What incentives, if any, exist for firms to take part in this new EPA program" And how appropriate is the agencys approach for classifying nanoscale substances under the T...
Nanowaste needs attention of EPA, industry and investors
...e as a result of the release and disposal of waste nanomaterials
into the environment. The report, Where Does the N...ability arising from releases or disposal of waste nanomaterials
and products in drafting new insurance policies, interpreting existing policies, and planning for fu...
FDA sees nanotech challenges in every product category it regulates
...agencieshave the means necessary to evaluate which nanomaterials
are harmful and which are not. This is an issue that Congressional leaders from both parties have called on the federal government to address urgently, said Maynard. ...
A new report, 'Where Does the Nano Go? End-of-Life Regulation of Nanotechnologies'
...ology are no different. This means that engineered nanomaterials
will ultimately enter the waste stream and find th..., it is important to consider how various forms of nanomaterials
will be disposed of and treated at the end of their use, and how the regulatory system will treat su...
EPA foregoes opportunity to improve nanotechnology oversight
...oluntary program. A sequential approach will leave nanomaterials
unregulated for far too long, and will also be les... tandem, said Davies. This voluntary program for nanomaterials
is already behind schedule. The British government put in place a Voluntary Reporting Scheme in Sept...
Tomorrow's green nanofactories
...als, she is coaxing them to grow and self-assemble nanomaterials
into a functional electronic device. Through this marriage of nanotechnology with green chemistry, Belcher and her team are working toward building faster, better, cheaper and environmentally-friendly transistors, batteries, solar cells, diagnostic m...
Nanotechnology, medicine and bioethics
...ar disease. They also are seeking ways to engineer nanomaterials
for use as artificial tissues that could replace diseased kidneys and livers, and even repair nerve damage. In addition, although the research is still exploratory, scientists are beginning to build nanostructures that mimic complex biomolecules. ...
Chemical Society Boston meeting, Aug. 19-23, focuses on health, wellness, energy, environment
...ude: Advances in bio-based nanostructures and nanomaterials
New research on nutraceuticals Acrylamide ...ugs based on RNA interference technology Using nanomaterials
in medical imaging and drug delivery Antifreeze proteins New approaches for preventing and t...
QUT microgravity tower attracts global scientific community
... demonstrated that the formation of certain silica nanomaterials
is greatly enhanced when it occurs in reduced gravity leading to better materials and that the solidification of metals in reduced-gravity environments produces stronger structures than are formed in normal gravity....
American Chemical Society's Weekly PressPac -- May 30, 2007
... of the cells to the external world by interfacing nanomaterials
may afford great opportunities to probe and manipulate biological processes occurring inside cells, across membranes, and between neighboring cells," their report states. "Our results suggest that the nanowires can be potentially utilized as a powerf...
Nanotechnology requires immediate changes in EPA
...etter handle the challenges of nanotechnology. New nanomaterials
and nanotechnology products are entering the market each week, and an adequate oversight system is necessary to identify and minimize any adverse effects of nano materials and products on health or the environment. Davies' report sets out an agenda f...
MU researchers examine the environmental effects of silver nanoparticles
...rticles are emerging as one of the fastest growing nanomaterials
with wide applications," said Zhiqiang Hu, assistant professor of civil and environmental engineering in the College of Engineering. "Currently, little is known about the adverse effects of silver nanoparticles to human health and their fate in ecolo...
ACS News Service Weekly PressPac -- April 25, 2007
...s. Ronald F. Turco and colleagues point out that nanomaterials
may be released to the environment in the future, with emergence of a nanomaterials
industry that involves large-scale manufacture of fullerenes (C 60 ), carbon nanotubes and other sub...
Nanotechnology provides 'green' path to environmentally sustainable economy
...entally benign or "clean and green"; Managing nanomaterials
and their production to minimize potential environmental, health, and safety risks; Using nanotechnology to clean up toxic waste site and other legacy pollution problems; and Substituting green nanotechnology products for existing products th...
New report explores nanotechnology's future
... Researchers also are working toward engineered nanomaterials
for use as artificial tissues that will replace diseased kidneys and livers, and even repair nerve damage. "Nanotechnology can be used very effectively to extract critical information about the inception of the disease process at the level of the mol...
New methods and tools needed to measure exposure to airborne nanomaterials
...ools for measuring exposure to airborne engineered nanomaterials
will be required to protect the health of workers ...://www.nanotoxicology.net . "Airborne engineered nanomaterials
present complex exposure measurement challenges," Maynard said. "Conventional approachesmeasuring th...
Will nanotechnology revolutionize medicine?
...Parkinsons and cardiovascular disease; to engineer nanomaterials
for use as artificial tissues that would replace diseased kidneys and livers, and even repair nerve damage; and to integrate nanodevices with the nervous system to create implants that restore vision and hearing, and build new prosthetic limbs. ...
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