[Curve-analytical study on the interactions of purine derivatives to various  intestinal stimulants].
D000818:Animals; D006168:Guinea Pigs; D066298:In Vitro Techniques; D007421:Intestine, Small / Q000187:drug effects*; D009130:Muscle, Smooth / Q000187:drug effects*; D011687:Purines / Q000494:pharmacology*; D011984:Sensory Receptor Cells / Q000187:drug effects*
D011687:Purines