News tagged with chemical messenger

Enhancing RNA interference

Nanoparticles that deliver short strands of RNA offer a way to treat cancer and other diseases by shutting off malfunctioning genes. Although this approach has shown some promise, scientists are still not ...

Jun 24, 2013
4.8 / 5 (4) 0 | with audio podcast

Diatom sex pheromone isolated and characterized

(Phys.org)—Diatoms (unicellular photosynthetic organisms) reproduce through asexual cell division alternating with short periods of sexual reproduction. A German and Belgian team has now determined that ...

Dec 14, 2012
5 / 5 (14) 0 | with audio podcast

Solving stem cell mysteries

The ability of embryonic stem cells to differentiate into different types of cells with different functions is regulated and maintained by a complex series of chemical interactions, which are not well understood. Learning ...

Oct 26, 2012
5 / 5 (3) 0 | with audio podcast

Hitting back at 'wiretapping' parasite

Dodder vines are parasitic plants that suck water, nutrients and information from other plants as they spread over them. Plant biologists at the University of California, Davis, have now shown that they can make plants resistant ...

Jul 24, 2012
5 / 5 (4) 0 | with audio podcast