REGULATION OF HEPATIC FATTY-ACID METABOLISM - THE ACTIVITIES OF MITOCHONDRIAL AND MICROSOMAL ACYL-COA-SN-GLYCEROL 3-PHOSPHATE O-ACYLTRANSFERASE AND THE CONCENTRATIONS OF MALONYL-COA, NON-ESTERIFIED AND ESTERIFIED CARNITINE, GLYCEROL 3-PHOSPHATE, KETONE-BODIES AND LONG-CHAIN ACYL-COA ESTERS IN LIVERS OF FED OR STARVED PREGNANT, LACTATING AND WEANED RATSNO