Sentences with phrase «nanoparticles as»

Many brands have recently drawn attention to nanoparticles as another concern, but the EWG (Environmental Working Group, a non-profit watchdog organization that ranks products on their toxicity for humans and the environment) has stated that «non-nano» sunscreen is actually a misnomer, as more research is needed to make a definitive set of guidelines for nanoparticles.

She returned to Spain and joined the Inorganic Chemistry Department of the University of Seville as post-doctoral researcher and continued her research on the application of semiconductor nanoparticles as photocatalysts.

Despite all the excitement and claims for nanoparticles as vehicles for drug delivery to «sick» cells there is at least one substantive problem, the drug - laden nanoparticles don't actually enter the interior of the cell.

«The tenfold increase of circulation time in the body is important in drug development and paves the way towards clinical trials of RNA nanoparticles as therapeutic drugs.»

Benoit's lab, in the meantime, has been developing polymer nanoparticles as vehicles for delivering chemotherapeutic drugs to specific parts of the body where a disease occurs, in order to minimize damage to healthy tissues.

The performance of biosensors, analytical devices that converts biological responses into electrical signals, can be improved by including nanoparticles as detection reagents.

They hope to enhance SHI to enable spectroscopic imaging of nanoparticles as they grow from nondetectable seeds.

Lee and his colleagues at GenEdit already have a few scientific studies under review, including one that uses gold nanoparticles as a core material to load the three components of the CRISPR system.

«We used gold nanoparticles as the core of our nanocomplex,» explains team member Zhe Wang of the School of Life Sciences and Technology at Xidian University and the National Institutes of Health.

Read more about Scientists unlock path to use cell's own nanoparticles as disease biomarkers - Scimex

The American Society for Testing and Materials (ASTM) has announced new standards for tracking and measuring nanoparticles as per a Feb. 11, 2013 news item on Nanowerk (Note: A link has been removed),

The group has demonstrated previously that DNA - assembly methods can be applied to optical, magnetic, and catalytic nanoparticles as well, and will likely yield the long - sought novel optical and mechanical materials scientists have envisioned.

Scientists have unlocked a path to use cell's nanoparticles as biomarkers.

These results show promise of application of these nanoparticles as a therapeutic.

«The ability to target tumors is one of the primary reasons for using nanoparticles as therapeutics to treat solid tumors.»

Results with formulations of lipid nanoparticles as agents to deliver siRNAs in animals, including nonhuman primates, 28,29 have shown activity toward silencing of disease - modifying genes expressed in the liver.

Hybrid nanoparticles as photoinitiators.

For example, farmers have used silver nanoparticles as a pesticide because of their capability to suppress the growth of harmful organisms.

«These findings open up new opportunities for using nanoparticles as a platform for combination therapies,» said Yu - Ying He, an associate professor of medicine and dermatology at UChicago who is familiar with the work.

Lucia and John both agree that bacteria can not build up a resistance to silver nanoparticles as they can to antibiotics, because of the way the it attacks — destroying the physical structure of the cells, which kills them.

In 1996, he introduced the concept of using nanoparticles as atoms and synthetic DNA — the blueprint of life — as a chemically programmable bond to make designer materials based upon the ability of the particles to recognize one another through sequences immobilized on their surfaces.

At the state level, Wisconsin legislator Terese Berceau (D - Madison) has asked her state's departments of Natural Resources, Health and Family Services, and Agriculture, Trade and Consumer Protection to work with her to create a registry of businesses that make nanoparticles as a first step toward tracking their use and potential health effects.

The Future: Nanoparticles as Cure - All?

«Imagine the elements that combine to make nanoparticles as Lego building blocks.

Wilson, the sporting goods manufacturer, has nanoengineered layers of clay to double the playing life of its Double Core tennis balls; L'Oréal uses nanoscale particles and capsules in their cosmetic creams that allow replenishing ingredients to penetrate deep into the skin; and the Australian company Advanced Powder Technology has created Zinclear, a translucent zinc oxide sunblock composed of nanoparticles as small as the tiniest known viruses.

Merlin and his VA and Georgia State University coauthors elaborated on the idea in a report earlier this year titled «Plant - derived edible nanoparticles as a new therapeutic approach against diseases.»

Not exact matches

Drawing on his 20 years of engineering experience, Chamtech Technologies founder Anthony Sutera began experimenting and eventually created a liquid composed of nanoparticles, that when dried, could function as a highly efficient antenna — whether painted onto a building or injected directly into the molding of a cell - phone case.

Phase I funding — which allows up to $ 250,000 for an academic idea, such as decoding the genetic sequence of a protein or studying targeted drug delivery by using magnetic nanoparticles — is available from federal funding and foundations.

The future of proposed studies on nanoparticles and oil sands contaminants such as polycyclic aromatic hydrocarbons (PAHs) may now be dead.

Metal oxides such as zinc oxide and titanium dioxide are increasingly being used in sunscreens and cosmetics in the form of nanoparticles — microscopic particles of matter measured on the nanoscale.

Antimicrobials such as nanoparticles of silver or titanium dioxide can be used in packaging to prevent spoilage of foods.

The concern over nanoparticles, as with many other additives, points to a fundamental problem: Critics say ingredients aren't adequately tested for safety before they're added to processed foods.

These include antibacterials, commercial waterproofers, nanoparticles used as waterproofing or antibacterial agents, polyurethane, synthetic latex, vinyl, and antimony, phosphate and nitrogen compounds (flame retardants).

Zinc oxide in Blue Lizard ® is NOT a nanoparticle; Titanium Dioxide is classified as a nanoparticle.

«Researchers watch in real time as fat - encased drug nanoparticles invade skin cells.»

Nanoparticles are of great scientific interest as they are effectively a bridge between bulk materials and atomic or molecular structures.

Copper nanoparticles smaller than 50 nm are considered super hard materials that do not exhibit the same malleability and ductility as bulk copper.

Most of this plastic disintegrates into particles smaller than five millimetres, referred to as microplastics, and breaks down further into nanoparticles, which are less than 0.1 micrometre in size.

The researchers used an ultrastable, variable - temperature stage in an aberration - corrected scanning transmission electron microscope to subject an array of size - selected gold nanoparticles (or clusters) to temperatures as high as 500 °C while imaging them with atomic resolution.

That material attracts water - soluble metal precursors, which use the space within the polymer hairs as nano - reactors to form gold nanoparticles.

«We envision that these photo - responsive polymer - capped gold nanoparticles could one day serve as nano - carriers for drug delivery into the body using our robust and reversible process for assembly and disassembly,» said Zhiqun Lin, a professor in the Georgia Tech School of Materials Science and Engineering.

The spherical gold nanoparticles can be replaced with more complex shaped nanomaterials — such as hollow nanoparticles, nanorods, or nanotubes — to render a better absorption of near - infrared light to penetrate biological tissues.

To find a way to deliver siRNAs for curbing FL2, Dr. Sharp collaborated with Joel Friedman, M.D., Ph.D., professor of physiology & biophysics and of medicine at Einstein, and study co-leader Adam Friedman, M.D., director of dermatologic research at Einstein and Montefiore, who together had developed nanoparticles that protect molecules such as siRNA from being degraded as they ferry the molecules to their intended targets.

As a proof of concept for this study, the researchers tested the plant virus - derived nanoparticles with a nematicide called crystal violet, which has been used to kill nematodes on skin but not in agriculture.

As the nanoparticles degrade, the anti-PD-1 antibodies are released into the tumor.

WHEN J. K. Rowling described Harry Potter's invisibility cloak as «fluid and silvery», she probably wasn't thinking specifically about silver - plated nanoparticles suspended in water.

The exterior of the nanoparticle is coated with nucleic acids that act as targeting agents, drawing the delivery system to the retina and facilitating uptake by RPE cells.

The team produced the tiny nanoparticles using a synthesis technique known as the solvothermal method, in which precursors are heated under pressure in a special vessel, called an autoclave.

Because they are so small, the tiniest bits of metal, known as nanoparticles, can travel deep into the lungs.

This clinical study, published in the Proceedings of the National Academy of Sciences, tested the possibility of imaging inflammation in the pancreas of human volunteers using ferumoxytol, a coated iron nanoparticle approved by the FDA as an iron replacement therapy, and MRI.