Intestinal absorption of the quaternary trospium chloride: permeability-lowering factors and bioavailabilities for oral dosage forms

Functional expression of P-glycoprotein in apical membranes of human intestinal Caco-2 cells. Kinetics of vinblastine secretion and interaction with modulators

Janice Hunter, Mark A. Jepson, T Tsuruo et al. · Journal of Biological Chemistry · 1993 · 367 citations · Full text

Life Sciences, Biochemistry, Cell Biology +17

In Vitro Measurement of Gastrointestinal Tissue Permeability Using a New Diffusion Cell

George M. Grass, Stephanie A. Sweetana · Pharmaceutical Research · 1988 · 248 citations

Life Sciences, Biomedical Engineering, Physiology +12

Evidence for Intestinal Secretion as an Additional Clearance Pathway of Talinolol Enantiomers: Concentration- and Dose-dependent Absorption in Vitro and in Vivo

U. Wetterich, Hildegard Spahn‐Langguth, E. Mutschler et al. · Pharmaceutical Research · 1996 · 110 citations

Pharmacy, Pharmacokinetics, Pharmacology +15

Interaction between intestinal absorption and secretion of monoquaternary ammonium compounds in guinea pigs--a concept for the absorption kinetics of organic cations.

Klaus Turnheim, Fritz Lauterbach · Journal of Pharmacology and Experimental Therapeutics · 1980 · 52 citations

Life Sciences, Biochemistry, Physiology +14

Pharmacokinetics of ipratropium bromide after single dose inhalation and oral and intravenous administration

Kees Ensing, Dick de Zeeuw, G.D. Nossent et al. · European Journal of Clinical Pharmacology · 1989 · 46 citations

Pharmacy, Pharmacokinetics, Pharmacology +7