About JACKSON C
About E.I. du Pont de Nemours and Co. Inc., Delaware
About O'BRIEN J P
About E.I. du Pont de Nemours and Co. Inc., Delaware
About Macromolecules
About Silk
About Nephila Clavipes
About Molecular weight distribution,fractionation of polymers
About ドラグライン
About 絹
About 分子量分布