Nanoparticles

AlphaRx Presents Positive Preclinical Data on Zysolin(TM) Inhalable Nanoparticles at Controlled Release Society Annual Meeting

MARKHAM, ON, July 23 /PRNewswire-FirstCall/ - AlphaRx, Inc. (OTCBB: ALRX) announced positive preclinical results which demonstrated that an inhaled tobramycin nanoparticle (Zysolin(TM)) formulation was a more effective treatment in animal models of acute Pseudomonas aeruginosa pneumonia when compa...

Making nanoparticles in artificial cells

This release is available in German . Two new construction manuals are now available for the world's smallest lamps. Based on these protocols, scientists from the Max Planck Institute of Colloids and Interfaces have tailor-made nanoparticles that can be used as position lights on cell prot...

UCF researcher's nanoparticles could someday lead to end of chemotherapy

Nanoparticles specially engineered by University of Central Florida Assistant Professor J. Manuel Perez and his colleagues could someday target and destroy tumors, sparing patients from toxic, whole-body chemotherapies. Perez and his team used a drug called Taxol for their cell culture studies,...

Novel approach estimates nanoparticles in environment

DURHAM, N.C. Without knowing how much of an industrial chemical is being produced, it is almost impossible for scientists to determine if it poses any threat to the environment or human health. Civil engineers at Duke University believe they have come up with a novel way of estimating how much...

Stanford researchers harness nanoparticles to track cancer-cell changes

STANFORD, Calif. The more dots there are, the more accurate a picture you get when you connect them. A new imaging technology could give scientists the ability to simultaneously measure as many as 100 or more distinct features in or on a single cell. In a disease such as cancer, that capability w...

Team Designs Gold Nanoparticles to Deliver Multiple Drugs

New technique might better control treatment of diseases like cancer, AIDS FRIDAY, Jan. 9 (HealthDay News) -- Massachusetts Institute of Technology (MIT) researchers have developed a drug-delivery system using gold nanoparticles that, when exposed to infrared light, can release multipl...

Gold nanoparticles for controlled drug delivery

CAMBRIDGE, Mass. -- Using tiny gold particles and infrared light, MIT researchers have developed a drug-delivery system that allows multiple drugs to be released in a controlled fashion. Such a system could one day be used to provide more control when battling diseases commonly treated with mor...

Consumers Union Urges FDA to Conduct Full Scale Safety Review of Nanoparticles in Sunscreen

Consumer Reports Test Reveals Nanoparticles Present in 4 out of 5 Sunscreens, Even When Companies Claim They Are Not YONKERS, N.Y., Oct. 30 /PRNewswire-USNewswire/ -- Consumers Union, nonprofit publisher of Consumer Reports, today released new product tests showing that 4 out of 5 sunscreens ...

Researchers use nanoparticles to deliver treatment for brain, spinal cord injuries

WEST LAFAYETTE, Ind. - Purdue University researchers have developed a method of using nanoparticles to deliver treatments to injured brain and spinal cord cells. A team led by Richard Borgens of the School of Veterinary Medicine's Center for Paralysis Research and Welden School of Biomedical En...

New disease-fighting nanoparticles look like miniature pastries

Ultra-miniature bialy-shaped particles called nanobialys because they resemble tiny versions of the flat, onion-topped rolls popular in New York City could soon be carrying medicinal compounds through patients' bloodstreams to tumors or atherosclerotic plaques. The nanobialys are an importan...

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Nanoparticles in Medical Technology

Celator(R) Pharmaceuticals Successfully Uses Nanoparticles to Administer Hydrophobic Drug Combinations

Results presented at American Association for Cancer Research meeting indicate that technology could improve control in administration of non-water-soluble drugs to treat cancer and possibly other diseases PRINCETON, N.J., April 16 /PRNewswire/ -- Celator Pharmaceuticals today reported resu...

Targeted Nanoparticles Offer Promise in the Battle Against Cancer

RESEARCH TRIANGLE PARK, N.C., Oct. 16 /PRNewswire/ -- Liquidia Technologies announces a series of speaking engagements by company founder and University of North Carolina-Chapel Hill professor, Joseph DeSimone. At a series of events this fall, Dr. DeSimone will discuss drug delivery applicatio...

Evidence of Nanoparticles Found in Plaque-Filled Arteries

ROCHESTER, Minn., April 30. 2007-- Scientific evidence increasingly links arterial calcification to the presence of nanosized particles -- so small that some scientists question whether a nanoparticle can live and, if so, play a viable role in causing disease. A new Mayo Clinic study cites evid...

TARGETED GENE DELIVERY SIGNALS CANCER VACCINATION IN VIVO: Intravenous Infusions of Rexin-G Followed by Reximmune-C Induce Tumor Necrosis and Recruitment of Tumor Infiltrating Lymphocytes in Cancerous Lesions (ASCO 2008)

...ravenously, these targeted vectors seek out and accumulate in cancerous lesions, thus increasing the effective local concentrations of the therapeutic nanoparticles within the tumors. The working hypothesis behind this two-stage approach to cancer management predicts that strategic and individualized vaccination...

ADVENTRX Announces ANX-530 Safety Data From Registrational Bioequivalence Clinical Study

...reduce the incidence and severity of these injection site reactions. The Company's formulation emulsifies vinorelbine into a homogeneous suspension of nanoparticles that is designed protect the venous endothelium during administration into a peripheral vein, thereby reducing irritation associated with administrati...

Researchers Use Magnetism to Target Cells to Animal Arteries

... - Magnetically Guided nanoparticles May Deliver Treatments to Human Organs - PHILA... 100 times larger.) The researchers loaded the nanoparticles into endothelial cells, which had been genetically...ct spinal abnormalities. In such cases, magnetized nanoparticles might deliver bone stem cells to strengthen bony s...

Access Pharmaceuticals Demonstrates Ability to Significantly Reduce Glucose Levels in Pre-clinical Testing of Cobalamin(TM) Oral Insulin

... model of diabetes. Additional pre-clinical studies are planned. Access has patents and formulations based on vitamin B12 attachment to polymers and nanoparticles which carry an attached or encapsulated drug. The vitamin B12 absorption mechanism transfers the macrostructure from the gut to blood, facilitating th...

Advanced Magnetics Announces Presentation of Ferumoxytol Data at the National Kidney Foundation 2007 Spring Clinical Meetings

...nally at (719) 457-0820 using the same pass code. About Advanced Magnetics Advanced Magnetics, Inc. is a developer of superparamagnetic iron oxide nanoparticles used in pharmaceutical products. As a leader in our field, we are dedicated to the development and commercialization of our proprietary nanoparticle t...

Calando Pharmaceuticals Publishes the First Non-Human Primate Study on Targeted, Systemic Delivery of siRNA in National Academy of Sciences Journal

...istration in non-human primates of escalating intravenous doses of targeted nanoparticles containing ribonucleotide reductase subunit M2 siRNA," was published online...) in monkeys. In this dose-escalation experiment, systemically-administered nanoparticles were well-tolerated at doses significantly above those that had been previo...

Arrowhead Subsidiary, Calando Pharmaceuticals Publishes Study on Targeted, Systemic Delivery of siRNA

...s lead anti-cancer therapeutic candidate contains a linear cyclodextrin polymer, the siRNA, and a targeting agent. The formulation self assembles into nanoparticles that protect the siRNA from nuclease degradation in serum. One important result of the study was the lack of a significant immune response to the siRN...

Nanoparticles in Medical Products

Naked Gold 40 nm - 50 OD

Description:... Colloidal Gold Sol, 40 nm - 50 OD, 1 ml, Gold Sol nanoparticles - not boiled, not centrifuged...
Company:BioAssay Works, L.L.C.

Naked Gold 80 nm

Description:... Colloidal Gold Sol, 80 nm - 12 - 15 OD, 1 ml, Gold Sol nanoparticles - not boiled, not centrifuged...
Company:BioAssay Works, L.L.C.

Naked Gold 40 nm

Description:... Colloidal Gold Sol, 40 nm - 12 - 15, 1 ml, Gold Sol nanoparticles - not boiled, not centrifuged...
Company:BioAssay Works, L.L.C.

Naked Gold 30 nm - 50 OD

Description:... Colloidal Gold Sol, 30 nm - 50 OD, 1 ml, Gold Sol nanoparticles - not boiled, not centrifuged...
Company:BioAssay Works, L.L.C.

Naked Gold 30 nm

Description:... Colloidal Gold Sol, 30 nm 12 - 15 OD, 1 ml, Gold Sol nanoparticles - not boiled, not centrifuged...
Company:BioAssay Works, L.L.C.

Naked Gold 20 nm

Description:... Colloidal Gold Sol, 20 nm - 12 - 15 OD, 1 ml, Gold Sol nanoparticles - not boiled, not centrifuged...
Company:BioAssay Works, L.L.C.

Naked Gold 20 nm - 50 OD

Description:... Colloidal Gold Sol, 20 nm - 50 OD, 1 ml, Gold Sol nanoparticles - not boiled, not centrifuged...
Company:BioAssay Works, L.L.C.

Nanoparticles in Biological News

Carbon nanoparticles toxic to adult fruit flies but benign to young

PROVIDENCE, R.I. [Brown University] Carbon nanoparticles are widely used in medicine, electronics, optics, materials science and architecture, but their health and environmental impact is not fully understood. In a series of experiments, researchers at Brown University sought to determine how ...

Facile synthesis of nanoparticles with multiple functions advanced in Singapore

Nanostructured materials have garnered great interest worldwide due to their unique size-dependent properties for chemical, electronic, structural, medical and consumer applications. Singapore's Institute for Bioengineering and Nanotechnology (IBN) has discovered a new environmentally friendly...

New nanoparticles could revolutionize therapeutic drug discovery

A revolutionary new protein stabilisation technique has been developed by scientists funded by the Biotechnology and Biological Sciences Research Council (BBSRC) which could lead to 30 per cent more proteins being available as potential targets for drug development - opening up exciting possibilit...

Magnetic nanoparticles navigate therapeutic genes through the body

Health professionals send genes and healthy cells on their way through the bloodstream so that they can, for example, repair tissue damage to arteries. But do they reach their destination in sufficient quantities? Scientists of the PTB have developed a highly sensitive measuring method with which ...

The gold standard: Biodesign Institute researchers use nanoparticles to make 3-D DNA nanotubes

Arizona State University researchers Hao Yan and Yan Liu imagine and assemble intricate structures on a scale almost unfathomably small. Their medium is the double-helical DNA molecule, a versatile building material offering near limitless construction potential. In the January 2, 2009 issue o...

UD researchers show that plants can accumulate nanoparticles in tissues

Researchers at the University of Delaware have provided what is believed to be the first experimental evidence that plants can take up nanoparticles and accumulate them in their tissues The laboratory study, which involved pumpkin plants, indicates a possible pathway for nanoparticles to enter ...

Workshop on environmental nanoparticles at UD, Nov. 10-11

The University of Delaware will host "Environmental Nanoparticles: Science, Ethics & Policy" on Nov. 10-11 at the John M. Clayton Hall Conference Center in Newark, Del. The registration deadline is Monday, Oct. 20. The workshop, which is co-sponsored by UD's Center for Critical Zone Research an...

$2M grant awarded to University of Kentucky for research on nanoparticles and human health

(Atlanta, Ga. August 20, 2008) Today, the U.S. Environmental Protection Agency (EPA) announced the award of a $2 million grant to the University of Kentucky (UK) to investigate how the sizes and shapes of nanoparticles affect their ability to enter the brain. This is the largest EPA Science to A...

New ORNL process brings nanoparticles into focus

OAK RIDGE, Tenn., June 23, 2008 Scientists can study the biological impacts of engineered nanomaterials on cells within the body with greater resolution than ever because of a procedure developed by researchers at the Department of Energy's Oak Ridge National Laboratory. The method, detailed i...

Environmental fate of nanoparticles depends on properties of water carrying them

The fate of carbon-based nanoparticles spilled into groundwater and the ability of municipal filtration systems to remove the nanoparticles from drinking water depend on subtle differences in the solution properties of the water carrying the particles, a new study has found. In slightly sal...

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Nanoparticles in Biological Technology

Safer nanoparticles spotlight tumors, deliver drugs

Small is promising when it comes to illuminating tiny tumors or precisely delivering drugs, but many worry about the safety of nano-scale materials. Now a team of scientists has created miniscule flakes of silicon that glow brightly, last long enough to slowly release cancer drugs, then break down...

Gold-palladium nanoparticles achieve greener, smarter production of hydrogen peroxide

Hydrogen peroxide is one of the world's most versatile and widely used chemicals. A powerful oxidizing agent, H 2 O 2 is commonly used as a bleach, an antiseptic and a disinfectant. Despite its importance, however, says Christopher J. Kiely, hydrogen peroxide has eluded the best efforts of the...

Surface plasmon resonances of metal nanoparticles in array can have narrower spectral widths

CAMBRIDGE, Mass. Researchers at the Harvard School of Engineering and Applied Sciences (SEAS) have demonstrated experimentally and theoretically that the surface plasmon resonances of metal nanoparticles in a periodic array can have considerably narrower spectral widths than those of isolated met...

Engineering nanoparticles for maximum strength

BERKELEY, CA Because they are riddled with defects, bulk crystalline materials never achieve their ideal strength; nanocrystals, on the other hand, are so small there's no room for defects. ("Nano" is short for nanometer, a billionth of a meter.) Yet while nanocrystalline materials may approach i...

NC State engineers discover nanoparticles can break on through

In a finding that could speed the use of sensors or barcodes at the nanoscale, North Carolina State University engineers have shown that certain types of tiny organic particles, when heated to the proper temperature, bob to the surface of a layer of a thin polymer film and then can reversibly rece...

Hydrogen storage in nanoparticles works

Dutch chemist Kees Bald has demonstrated that hydrogen can be efficiently stored in nanoparticles. This allows hydrogen storage to be more easily used in mobile applications. Bald discovered that 30 nanometre particles of the metal hydride sodium alanate make the favourable extraction and storage ...

All done with mirrors: NIST microscope tracks nanoparticles in 3-D

A clever new microscope design allows nanotechnology researchers at the National Institute of Standards and Technology (NIST) to track the motions of nanoparticles in solution as they dart around in three dimensions. The researchers hope the technology, which NIST plans to patent, will lead to a b...

Enhancing solar cells with nanoparticles

WASHINGTON, Dec. 23 - Deriving plentiful electricity from sunlight at a modest cost is a challenge with immense implications for energy, technology, and climate policy. A paper in a special energy issue of Optics Express , the Optical Society's (OSA) open-access journal, describes a relatively ne...

SACHEM Launches New Products for High Purity Advanced Ceramic Powders : Avanta AC™ Advanced Ceramics Solutions Offer Unique Advantages over Inorganic Bases in the Manufacture of Advanced Ceramic Nanoparticles

SACHEM has published a white paper titled “Avanta AC™ Advanced Ceramics Solutions as Enablers for Advanced Ceramic Nanopowders” online. This white paper outlines the challenges in manufacturing high-purity ceramic powders on a nanometer scale, as well as the advantages of SACHEM...

SACHEM Launches New Products for High Purity Advanced Ceramic Powders : Avanta AC™ Advanced Ceramics Solutions Offer Unique Advantages over Inorganic Bases in the Manufacture of Advanced Ceramic Nanoparticles

SACHEM has published a white paper titled “Avanta AC™ Advanced Ceramics Solutions as Enablers for Advanced Ceramic Nanopowders” online. This white paper outlines the challenges in manufacturing high-purity ceramic powders on a nanometer scale, as well as the advantages of SACHEM...

Nanoparticles in Biological Products

MATra-si Reagent for 200g nucleic acids from IBA GmbH

Description:... MATra-si Reagent optimized for siRNA applications, contains magnetic nanoparticles (MagTag) which can be loaded with the nucleic acid of interest. Exploiting magnetic force the full nucleic acid dose is then rapidly drawn towards and...
Company:IBA GmbH