Gangliosides, phospholipids, protein and ribonucleic acid in subfractions of cerebral microsomal material

phate: the lesser quantities of phosphates give the basis for lesser respiratory response to pulses in the absence of sodium (see Mcflwain, 1952), as ob- served in Fig. by exchange with potassium and a similar quantity by uptake of sodium chloride, mainly during the first minute's contact with the media.