podophyllotoxin , colchicine and griseofulvin inhibit the intra-axonal movement of noradrenaline storage vesicles in cat hypogastric nerve/inferior mesenteric ganglion preparations maintained in vitro , cause the disappearance of axonal microtubules and inhibit the assembly of microtubules from tubulin in vitro .
C0026046
microtubules
C0041348
tubulin