Chylomicrons/administration & dosage; Fatty Acids, Omega-3/administration & dosage; Fatty Acids, Omega-3/metabolism; Hepatocytes/metabolism; Lipoproteins, VLDL/metabolism; Transcription, Genetic; Acetylcysteine/pharmacology; Acyltransferases/genetics; Acyltransferases/metabolism; Animals; Apolipoproteins B/genetics; Apolipoproteins B/metabolism; Carrier Proteins/genetics; Carrier Proteins/metabolism; Cells, Cultured; Chylomicrons/chemistry; Chylomicrons/metabolism; Copper Sulfate/pharmacology; Corn Oil/administration & dosage; Corn Oil/chemistry; Diacylglycerol O-Acyltransferase; Dietary Fats; Fish Oils/administration & dosage; Fish Oils/chemistry; Free Radical Scavengers/pharmacology; Hepatocytes/chemistry; Hepatocytes/cytology; Hepatocytes/drug effects; Lipoproteins, VLDL/genetics; Male; Oxidation-Reduction; RNA, Messenger/genetics; RNA, Messenger/metabolism; Rats; Rats, Wistar; Sterol O-Acyltransferase/genetics; Sterol O-Acyltransferase/metabolism; Sterol O-Acyltransferase 2