to determine whether this apparent reabsorption could be accounted for by a lower fdp % from the deep nephrons , fdp % was determined in free-low micropuncture from deep nephrons ( dn ) ( ascending limb of the loop of henle in the papilla ) , superficial nephrons ( sn ) ( distal tubules in the cortex ) , and urine ( duct of bellini ) .
C0227658
ascending limb of
C0027713
nephrons