n.杀菌素，补体，防御素...

DeternSning contents of immunoglobulin and alexin in milk by Agar Immunodiffusion technique.用琼脂单项免疫扩散法测定牛乳免疫球蛋白和补体含量....

alexin的音标：alexin的英式发音音标为：[æ'leksɪn]alexin的美式发音音标为：[æ'leksɪn]...