Patent ID: 6210908
Filing Date: 2001-04-03
Classification: C07K,C12N,G01N

Abstract:
A solid support for use in immunoassays comprising a compound of the formulae ##STR11##wherein X is loweralkylene, an aromatic carbocyclic group or a saturated carbocyclic group and R is the remainder of a peptide having a terminal amino group and characterized by the presence of internal amino and/or hydroxyl groups, in which the terminal amino group is bound to the carbon atom of the amide carbonyl group of the compound, the compound being substantially free of activated peptides in which at least one of the internal amino and/or hydroxy groups is bound to the carbon atom of the amide carbonyl group; and R.sup.1 is the remainder of a compound characterized by the presence of a thiol group bound thereby to the 3-position of the maleiimide moiety.