scott. dr. scott, what is life technologies, what do you do? >> guest: so we're a leading provider of technologies, um, to biomedical researchers, people who are actively, um, working in life sciences performing research. we sell to government labs, academic labs, pharmaceutical companies, primarily researchers who are exploring biological questions. >> host: and how do you -- well, first of all, how long have you been in business? >> guest: oh, well, life technologies, um, as an entity has been in business i think a little over two yearses, but the genesis of the company actually goes back over 25 years because two major companies were the companies that came together to form life technologies, and they date back over two decades. >> host: how do you use technology in your work? >> guest: so, again, technology is used by scientists who are posing questions about disease, they want to understand the biology of disease. typically, they're working with samples. give you a caron crete example,