Patent ID: 6265180
Filing Date: 2001-07-24
Classification: C12N,C12P,G01N

Abstract:
A sterile, substantially non-toxic dispersion useful for delivering a lipophilic substance into cells of a cell culture and for testing a lipophilic substance by means of a cell culture, said dispersion being a nanoemulsion comprising:a lipophilic substance and an oily component consisting of droplets dispersed in an aqueous phase,the oily droplets containing the lipophilic substance to be delivered,the surface of the oily droplets comprising a non-toxic amphoteric emulsifier,the oily droplets having a diameter of less than 100 nm, andthe nanoemulsion comprising from 0.65 to 0.75 parts by weight of amphoteric emulsifier for one part by weight of the oily component.