The advantage of such computers, which would be made of biological materials, would lie in their ability to speak the biochemical language of life. (scientificamerican.com)
The biological activity of metallic silver nanoparticles does not require that the silver combine with biological material in the body. (silver-colloids.com)
The behaviour of all living matter is governed by gene expression, the process by which biological materials such as proteins are made. (newscientist.com)