cortical slices from kidneys of adult rats were incubated for 1 and 2 hr at 25 degrees c in oxygenated solutions containing 5 mm-k , 2.5 mm-ca and mg , 0.007 m-phosphate buffer ( ph 7.4 ) and 5 mm-glucose , together with 1 , 2 , 4 and 6 % polyethylene glycol ( peg 6000 ) and 46 , 92 , 123 , 154 and 231 mm-nacl.2 .
C0032483
polyethylene glycol
C0030775
peg 6000