cortical slices from kidneys of adult rats were equilibrated for 24 and 48 hr in the refrigerator in solutions containing 5 mm-k , 2.5 mm-ca and mg , m/15 phosphate buffer ( ph 7.4 ) , 5 mm cyanide and iodoacetate with 5 , 6 , 7 and 8 % polyethylene glycol ( peg 6000 ) and 77 , 154 , 308 , 462 and 770 mm-nacl.2 .
C0032483
polyethylene glycol
C0030775
peg 6000