Pentachlorophenol pentachlorophenol 10 animal experiment 8 article 8 nonhuman 8 Animal 6 Animals 6 Bivalvia 6 Female 6 Liver 6 Rats 6 Support, Non-U.S. Gov't 6 Water Pollutants, Chemical 6 animal tissue 6 fresh water 6 liver 6 oral drug administration 6 rat 6 Animalia 4 Bioaccumulation 4 Biotransformation 4 Chlorophenols 4 Environmental Pollutants 4 Fresh Water 4 Hexachlorobenzene 4 Invertebrata 4 Porphyrins 4 Sphaerium corneum 4 bioaccumulation 4 clam 4