Rapid cytoplasmic responses of oat coleoptiles to cytochalasin B, auxin, and colchicine

Abstract
Cytochalasin B, auxin, and colchicine elicit rapid cytoplasmic weakening in oat coleoptiles as evidenced by centrifugal displacement of nuclei. Cytochalasin B, applied in combination with colchicine or auxin, produced approximately additive effects. In contrast, combination of auxin and colchicine elicited a mutually antagonistic interaction.