Metabolizable energy value and effect on amino acid availability of medium-chain triglycerides in diets fed to chickens of different ages. Animal Feed Science Technology, 43: 259-268.Akiba, Y., Miura, H. and Horiguchi, M. (1987) Lipid accumulation and lipid metabolism in liver and adipose tissue and plasma corticosterone concentration of broiler chicks fed different protein sources or NKK-100. Japanese Poultry Science, 24: 220-229. Akiba, Y. and Murakami, H., (1995) Partitioning of energy and protein during early growth of broiler chicks and contribution of vitteline residue.