the following locations are discussed as possible sites of the oscillator : ( 1 ) cytoplasmic actomyosin , ( 2 ) the energy supply system , ( 3 ) inner ca2+ stores , and ( 4 ) the plasmalemma , which must be involved at least in modulating the force generated by the contractile machinery during a chemotactic response .
C0010834
cytoplasmic
C0007603
plasmalemma