porphyrinogen carboxylase 8 Carboxy-Lyases 6 Porphyrinogens 6 Support, Non-U.S. Gov't 6 liver 6 Animal 4 Female 4 Liver 4 animal experiment 4 chicken 4 hepatic porphyria 4 human cell 4 preliminary communication 4 2,4 dinitrophenol 2 Animalia 2 Benzene 2 Biotransformation 2 Carboxy Lyases 2 Chick Embryo 2 Chorionic Gonadotropin 2 Coproporphyrinogens 2 Erythrocytes 2 Gallus gallus 2 Heptachlor 2 Hexachlorobenzene 2 Human 2 Lindane 2 Male 2 Pentachlorophenol 2 Porphyria 2