A team of engineers has developed a class of tiny bio-hybrid machines that swim like sperm, the first synthetic structures that can traverse the viscous fluids of biological environments on their own. (sciencedaily.com)
A third option would be to use entirely synthetic structures: last year, researchers reported the first implant of a synthetic windpipe coated with a patient's own cells. (newscientist.com)
Structured products traded on the AQUA market that use derivatives, have to include the label «synthetic structured product» in their title so you can easily identify them. (moneysmart.gov.au)