Related topics: cancer cells · cells · heart attack · immune system · cancer

New lab-on-a-chip measures mechanics of bacteria colonies

(PhysOrg.com) -- Researchers at the University of Michigan have devised a microscale tool to help them understand the mechanical behavior of biofilms, slimy colonies of bacteria involved in most human infectious diseases.

Tiny capsules can deliver drugs to targeted cells

(PhysOrg.com) -- It is now possible to engineer tiny containers the size of a virus to deliver drugs and other materials with almost 100 percent efficiency to targeted cells in the bloodstream.

EarthTalk: What is 'nanotechnology'?

Dear EarthTalk: What is "nanotechnology"? I've heard that nanoparticles are already in consumer products, yet we haven't really studied their potential health impacts. (Dan Zeff, San Francisco)

New hope for advances in treating malaria

Researchers at the University of Leeds have developed chemicals which kill the most deadly malaria-causing parasite, Plasmodium falciparum - including those resistant to existing drugs.

Feather color is more than skin deep

Where do birds get their red feathers from? According to Esther del Val, from the National History Museum in Barcelona, Spain, and her team, the red carotenoids that give the common crossbill (Loxia curvirostra) its red coloration ...

Microbot motors fit to swim human arteries (Video)

(PhysOrg.com) -- A range of complex surgical operations necessary to treat stroke victims, confront hardened arteries or address blockages in the bloodstream are about to be made safer as researchers from the Micro/Nanophysics ...

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