since plain synaptic vesicles are known to have atpase activities , the results may indicate that the membrane structure of synaptic vesicles is modified between the coated vesicle stage and the plain vesicle stage of vesicle recycling as heuser and reese proposed ( j. cell biol.57 , 315-344 , 1973 ) .
C0242915
coated vesicle
C0007634
cell