residues of oa in the kidneys ( 16-77 micrograms/kg ) , liver ( 0-21 micrograms/kg ) and blood ( 36-77 micrograms/l ) were detected in 38 organs taken from swine in the nephropathic area , but this toxin was not found in the 6 samples taken from the non-nephropathic area .
C0022646
kidneys
C0022658
nephropathic