the absence of any other structural modifications and a change in volume of the mitochondria in association with the transition from state 4 to state 3 respiration does not conform with the concept ( c. r. hackenbrock , 1966 , j. cell biol . 30 , 269-297 ) that the mitochondria undergo extensive `` '' conformational '' '' changes under these conditions .
C0007634
cell
C0026237
mitochondria