when cells are labeled during a synchronous `` '' restart '' '' of protein synthesis , where ribosome run-off from mrna was first induced either by incubating cells for 4 h at 0 degrees c or by treatment with 5 mm aurintricarboxylic acid , the initial rate of incorporation of label into mitochondrial protein now lags behind that of cytosolic proteins .
C0949610
mitochondrial prote
C0033684
c protei