This invention relates to a conjugate of formula (I): (A-Z1-)n-Q-Z2-D (I), wherein Z1, Z2, Q, A, D, and n are as described herein. This invention also relates to a pharmaceutical composition including a pharmaceutically acceptable carrier and a conjugate of formula (I). This invention also relates to a method making a conjugate of formula (I), and the use of the conjugate for treating cancerous conditions, modulating cell membrane microheterogeneity, stimulating an immunoresponse, and forming a network on or near the inner or outer surface of target cells.