Kuhnen-Clausen D, Hagedorn I, Gross G, Bayer H, Hucho F (1983)
Interactions of bisquaternary pyridine salts (H-oximes) with cholinergic receptors
Archives of Toxicology 54: 171

Kuhnen-Clausen D, Hagedorn I, Bill R (1979)
Synthesis of pyridinium analogues of acetylcholine and their interactions with intestinal muscarinic receptors
Journal of Medicinal Chemistry 22: 177

Kuhnen-Clausen D (1975)
Regulatory properties and cooperativity of membrane bound muscarinic receptors of intestinal smooth muscle cells
Croatica Chemica Acta 47: 465

Kuhnen-Clausen D (1974)
A novel approach to the questions of allosteric properties or a 'receptor reserve' of drug binding sites of intestinal smooth muscle cells
FEBS Letters 39: 61

Kuhnen-Clausen D (1974)
Proceedings: Multiple ligand binding sites at the muscarinic receptor of the guinea pig ileum
Naunyn Schmiedebergs Arch Pharmacol 282: suppl 282:R53

Kuhnen-Clausen D (1972)
Structure-activity relationship of mono- and bisquaternary pyridines in regard to their parasympatholytic effects
Toxicol Appl Pharmacol 23: 443

Kuhnen-Clausen D (1970)
Investigations on the parasympatholytic effect of toxogonin on the guinea-pig isolated ileum
European Journal of Pharmacology 9: 85