News tagged with toxic effect

Pesticides hit bumblebee reproduction

Scientists already knew that neonicotinoid pesticides, which affect insects' nervous systems, can alter bee behaviour, putting these vital pollinators, already threatened by habitat loss and disease, further ...

Jun 20, 2012
5 / 5 (7) 5 | 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 ...

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

Are silver nanoparticles harmful?

Silver nanoparticles cause more damage to testicular cells than titanium dioxide nanoparticles, according to a recent study by the Norwegian Institute of Public Health. However, the use of both types may affect testicular ...

Mar 14, 2012
1 / 5 (1) 0

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 ...

Nov 04, 2011
4 / 5 (1) 3 | 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 ...

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