A method of controlling user information for an information processing apparatus includes the steps of a process of an application program requesting user information controlling unit to obtain an item of said user information, and said user information controlling unit providing the obtained item of said user information to said process. The assembly may include a channel mountable to each side wall of the vehicle, and a transfigurable bed liner including a plurality of rollers disposable in the channels for permitting sliding of the transfigurable bed liner. Oligomerprotein compositions are also provided comprising an oligomer complementary to and capable of hybridizing to a selected target nucleic acid and at least one protein comprising at least a portion of an RNA-induced silencing complex, wherein at least one nucleotide of the oligomer has a modified sugar andor backbone modification.