| abstract |
Described is a compound of general formula I (see below) in which: M is a metal selected among Fe, Mn, Ti, Mo, Co, Ni, Cu, Pd, Pt, Au, Ru, Cr, V, Tb, Yb, Rh, Ir, Os; X1 is an antigen, or else a functional group that enables association to a biomolecule; X2 is a functional group that enables association to an electrode; S1 and S2 are spacer groups made up of a chain of from 3 to 12 atoms of C, N, O, S and corresponding mixtures; all the other substituents have an amino acid nature. The said compound may be used to construct biosensors. |