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Purpose. To investigate systematically the effect ofpolyamidoamine (PAMAM) dendrimer size, charge, and concentration on uptakeand transport across the adult rat intestine in vitro using theeverted rat intestinal sac system. Methods. Cationic PAMAM dendrimers (generations 3 and 4)and anionic PAMAM dendrimers (generations 2.5, 3.5, and 5.5) that weremodified to include on average a single pendant...
Purpose. In this study, conjugates of heparin and deoxycholic acid were synthesized in order to enhance the heparin absorption in the GI tract. Oral delivery of heparin is a preferred therapy in the treatment of patients who are at high risk of deep vein thrombosis and pulmonary embolism. Methods. Several different kinds of...
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