in addition , the results are in agreement with the suggestion that phosphatidylcholine and cholesterol are not the primary sites of high-affinity binding [ 3h ] imipramine and [ 3h ] cocaine to brain membranes , although it can not be ruled out that these lipids have different properties in natural biological membranes and in artificial liposome membranes .
C0025256
artificial
C0023828
liposome