2-allyl-2-isopropyl-acetamide 2 5-aminolevulinate synthase 2 AIA 2 ALA-S 2 Animalia 2 Ciconiiformes 2 DMEM 2 Dulbecco's modified Eagle's medium 2 G-6-Pase 2 Glucose-6-phosphatase 2 HCB 2 Hexachlorobenzene 2 LDH 2 Lactic dehydrogenase 2 PC 2 PCT 2 PEPCK 2 Porphyria cutanea tarda 2 Pyruvate carboxylase 2 Zea mays 2 animal experiment 2 article 2 body weight 2 carbohydrate 2 controlled study 2 corn oil 2 disorders of porphyrin and heme metabolism 2 dissolution 2 enzyme activity 2 enzyme phosphorylation 2