evocator

n.

唤起人；招魂者；唤起物；诱发物

evocator
Specificity of the Evocator in Hydra
A Reply to Dr. Lazarus, The Evocator Emeritus
Application of composite evocator system in resin production
The occurrence of the evocator in organisms which possess no nerve cord
Experiments on the diffusibility of the amphibian evocator
Studies on the Nature of the Amphibian Organization Centre. III.--The Activation of the Evocator
Studies on the Nature of the Amphibian Organization Centre. I.--Chemical Properties of the Evocator
Studies on the Nature of the Amphibian Organization Centre. IV.--Further Experiments on the Chemistry of the Evocator
Studies on the Nature of the Amphibian Organization Centre. VI--Inductions by the Evocator-Glycogen Complex in Intact Embryos and in...