News tagged with toxic effect

Novel nanoparticles communicate to target tumors more efficiently

(PhysOrg.com) -- For decades, researchers have been working to develop nanoparticles that deliver cancer drugs directly to tumors, minimizing the toxic side effects of chemotherapy. However, even with the ...

Nanotechnology / Bio & Medicine

created Jun 19, 2011 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast

Scientists solve long-standing mystery of protein 'quality control' mechanism

Scientists from The Scripps Research Institute have solved a long-standing mystery of how cells conduct "quality control" to eliminate the toxic effects of a certain kind of error in protein production. The findings may lead ...

Biology / Cell & Microbiology

created Sep 12, 2010 | popularity 4.5 / 5 (8) | comments 3 | with audio podcast

Gold used as safe driver of cancer drug

(PhysOrg.com) -- Gold nanoparticles can be used as delivery vehicles for platinum anticancer drugs, improving targeting and uptake into cells, according to research published in this month's edition of the ...

Nanotechnology / Bio & Medicine

created Mar 21, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

In the brain, 'ORMOSIL' nanoparticles hold promise as a potential vehicle for drug delivery

(PhysOrg.com) -- In the images of fruit flies, clusters of neurons are all lit up, forming a brightly glowing network of highways within the brain.

Nanotechnology / Bio & Medicine

created Jan 09, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Study shows nanoparticles used as additives in diesel fuels can travel from lungs to liver

Recent studies conducted at Marshall University have demonstrated that nanoparticles of cerium oxide -- common diesel fuel additives used to increase the fuel efficiency of automobile engines -- can travel from the lungs ...

Nanotechnology / Bio & Medicine

created Nov 17, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

How do green algae react to carbon nanotubes?

Nanoparticles such as carbon nanotubes (CNT), which are found in an ever-increasing number of products, are ending up more and more frequently in our surroundings. If and how they affect aquatic ecosystems ...

Nanotechnology / Nanomaterials

created Nov 04, 2011 | popularity 4 / 5 (1) | comments 3 | with audio podcast

New bacteria toxins against resistant insect pests

Toxins from Bacillus thuringiensis bacteria (Bt toxins) are used in organic and conventional farming to manage pest insects. Sprayed as pesticides or produced in genetically modified plants, Bt toxins, us ...

Biology / Biotechnology

created Oct 19, 2011 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Chemical-munching mussels contaminating Great Lakes

Zebra mussels from the Caspian Sea, introduced to North America by accident, are becoming a veritable plague releasing toxic chemicals into the Great Lakes, Canadian biologists say.

Space & Earth / Environment

created Oct 01, 2011 | popularity 5 / 5 (5) | comments 6

Researchers find high levels of toxic PCBs in Indiana Harbor and Ship Canal

University of Iowa researchers have found high levels of toxic polychlorinated biphenyls (PCBs) in the deep sediments lining the Indiana Harbor and Ship Canal (IHSC) in East Chicago, Ind. Scientists say the discovery is cause ...

Space & Earth / Environment

created Sep 09, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Nanoparticles working in harmony

For decades, researchers have been working to develop nanoparticles that deliver cancer drugs directly to tumors, minimizing the toxic side effects of chemotherapy. However, even with the best of these nanoparticles, only ...

Nanotechnology / Bio & Medicine

created Jul 15, 2011 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Nanotechnology may lead to new treatment of liver cancer

(PhysOrg.com) -- Nanotechnology may open a new door on the treatment of liver cancer, according to a team of Penn State College of Medicine researchers. They used molecular-sized bubbles filled with chemotherapy drugs to ...

Nanotechnology / Bio & Medicine

created Feb 21, 2011 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Nanoparticles deliver one-two therapeutic punch to kill tumor cells

The standard approach to cancer therapy today is to mix and match chemotherapy drugs in order to attack tumors in multiple ways. Now, two separate teams of investigators have demonstrated that using nanoparticles to deliver ...

Nanotechnology / Bio & Medicine

created Dec 17, 2010 | popularity 4.9 / 5 (7) | comments 1 | with audio podcast

Researchers identify two FDA approved drugs that may fight HIV

Researchers at the University of Minnesota Academic Health Center have identified two drugs that, when combined, may serve as an effective treatment for HIV.

Medicine & Health / HIV & AIDS

created Aug 20, 2010 | popularity 3.7 / 5 (6) | comments 0 | with audio podcast

Ancient Chinese herbal recipe eases side effects of chemotherapy

A combination of Chinese herbs in use for more than 1,800 years reduced the gastrointestinal side effects of chemotherapy in mice, while actually enhancing the effects of the cancer treatment, Yale University researchers ...

Medicine & Health / Medical research

created Aug 18, 2010 | popularity 4.4 / 5 (8) | comments 2 | with audio podcast

Phosphorous in sodas and processed foods accelerates signs of aging, scientists say

Here's another reason to kick the soda habit. New research published online in the FASEB Journal shows that high levels of phosphates may add more "pop" to sodas and processed foods than once thought. That's because resear ...

Medicine & Health / Medical research

created Apr 26, 2010 | popularity 4.3 / 5 (11) | comments 3 | with audio podcast