Zwitterionic luminescent polymeric nanoparticles, which include at least one luminescent dye and at least one random copolymer, and the method of preparing the zwitterionic luminescent polymeric nanoparticles. Also, the use of these zwitterionic luminescent polymeric nanoparticles in the medical field and in the biological research field for in vitro or in vivo detection or tracking of a target biological molecule.

The invention relates to methods for selective quantification of A-beta or alpha-synuclein aggregates comprising the immobiliZation of anti-A-beta or alpha-synuclein antibodies on a substrate, application of the stool sample to be tested to the substrate, addition of probes labelled for detection which by specific binding to A-beta or alpha-synuclein aggregates mark these and detection of the marked aggregates.

The invention relates to methods for selective quantification of A-beta or alpha-synuclein aggregates comprising the immobiliZation of anti-A-beta or alpha-synuclein antibodies on a substrate, application of the stool sample to be tested to the substrate, addition of probes labelled for detection which by specific binding to A-beta or alpha-synuclein aggregates mark these and detection of the marked aggregates.

The invention is directed to a conjugate having the general formula (I)

##STR00001## Wherein AR and MU are repeating units of a polymer MU is a polymer modifying unit or band gap modifying unit that is evenly or randomly distributed along the polymer main chain, G1 and G2 stand for hydrogen, halogen or an antigen recognizing moiety, with the provision that at least one of G1 or G2 is an antigen recognizing moiety, a is 10 to 100 mol %, b is 0 to 90 mol % c is 1 to 10 000; with the provisio that a+b=100 mol % characterized in that AR is connected in the polymer chain via the 2,2′ or 3,3′ or 5,5′ or 6,6′ or 7,7′ or 8,8′ positions according to general formula (II)

##STR00002## Wherein the remaining positions 2,2′; 3,3′; 4,4′; 5,5′; 6,6′; 7,7′ and 8,8′ are substituted with same or different residues selected from the group consisting of H, SO.sub.2CF.sub.3, SO.sub.2R.sub.a, CF.sub.3, CCl.sub.3, CN, SO.sub.3H, NO.sub.2, NR.sub.aR.sub.bR.sub.c.sup.+, CHO, CORa, CO.sub.2Ra, COCl, CONRaRb, F, Cl, Br, I, R.sub.a, OR.sub.a, SR.sub.a, OCOR.sub.a, NR.sub.aR.sub.b, NHCOR.sub.a, CCR.sub.a, aryl-, heteroaryl-, C.sub.6H.sub.4OR.sub.a or C.sub.6H.sub.4NRaRb, with Ra-c independently hydrogen, alkyl-, alkenyl-, alkinyl-, heteroalkyl-, aryl-, heteroaryl-, cycloalkyl-, alkylcycloalkyl-, heteroalkylcycloalkyl-, heterocycloalkyl-, aralkyl- or a heteroaralkyl residue or (CH.sub.2)x(OCH.sub.2CH.sub.2)yO(CH.sub.2)zCH.sub.3, wherein x is an integer from 0 to 20; y is an integer from 0 to 50 and z is an integer from 0 to 20

The invention is directed to a conjugate having the general formula (I)

##STR00001## Wherein AR and MU are repeating units of a polymer MU is a polymer modifying unit or band gap modifying unit that is evenly or randomly distributed along the polymer main chain, G1 and G2 stand for hydrogen, halogen or an antigen recognizing moiety, with the provision that at least one of G1 or G2 is an antigen recognizing moiety, a is 10 to 100 mol %, b is 0 to 90 mol % c is 1 to 10 000; with the provisio that a+b=100 mol % characterized in that AR is connected in the polymer chain via the 2,2′ or 3,3′ or 5,5′ or 6,6′ or 7,7′ or 8,8′ positions according to general formula (II)

##STR00002## Wherein the remaining positions 2,2′; 3,3′; 4,4′; 5,5′; 6,6′; 7,7′ and 8,8′ are substituted with same or different residues selected from the group consisting of H, SO.sub.2CF.sub.3, SO.sub.2R.sub.a, CF.sub.3, CCl.sub.3, CN, SO.sub.3H, NO.sub.2, NR.sub.aR.sub.bR.sub.c.sup.+, CHO, CORa, CO.sub.2Ra, COCl, CONRaRb, F, Cl, Br, I, R.sub.a, OR.sub.a, SR.sub.a, OCOR.sub.a, NR.sub.aR.sub.b, NHCOR.sub.a, CCR.sub.a, aryl-, heteroaryl-, C.sub.6H.sub.4OR.sub.a or C.sub.6H.sub.4NRaRb, with Ra-c independently hydrogen, alkyl-, alkenyl-, alkinyl-, heteroalkyl-, aryl-, heteroaryl-, cycloalkyl-, alkylcycloalkyl-, heteroalkylcycloalkyl-, heterocycloalkyl-, aralkyl- or a heteroaralkyl residue or (CH.sub.2)x(OCH.sub.2CH.sub.2)yO(CH.sub.2)zCH.sub.3, wherein x is an integer from 0 to 20; y is an integer from 0 to 50 and z is an integer from 0 to 20

The invention is directed to a conjugate having the general formula (I)

##STR00001## Wherein AR, MU and MU* are repeating units of a polymer and MU and MU* are polymer modifying units or band gap modifying units which are evenly or randomly distributed along the polymer main chain, G1 and G2 stand for hydrogen, halogen or an antigen recognizing moiety, with the provision that at least one of G1 or G2 is an antigen recognizing moiety, a is 10 to 100 mol %, b is 0 to 90 mol % c is 0.1 to 90 mol % d is 1 to 10 000; with the provisio that a+b+c=100 mol % characterized in that AR is connected in the polymer chain via the 2,2′ or 3,3′ or 4,4′ or 5,5′ or 6,6′ or 7,7′ or 8,8′ positions according to general formula (II)

##STR00002## Wherein the remaining positions 2,2′; 3,3′; 4,4′; 5,5′; 6,6′; 7,7′ and 8,8′ are substituted with same or different residues selected from the group consisting of H, SO.sub.2CF.sub.3, SO.sub.2R.sub.a, CF.sub.3, CCl.sub.3, CN, SO.sub.3H, NO.sub.2, NR.sub.aR.sub.bR.sub.c.sup.+, CHO, CORa, CO.sub.2Ra, COCl, CONRaRb, F, Cl, Br, I, R.sub.a, OR.sub.a, SR.sub.a, OCOR.sub.a, NR.sub.aR.sub.b, NHCOR.sub.a, CCR.sub.a, aryl-, heteroaryl-, C.sub.6H.sub.4OR.sub.a or C.sub.6H.sub.4NRaRb, with Ra-c independently hydrogen, alkyl-, alkenyl-, alkinyl-, heteroalkyl-, aryl-, heteroaryl-, cycloalkyl-, alkylcycloalkyl-, heteroalkylcycloalkyl-, heterocycloalkyl-, aralkyl- or a heteroaralkyl residue or (CH.sub.2).sub.x(OCH.sub.2CH.sub.2).sub.yO(CH.sub.2).sub.zCH.sub.3, wherein x is an integer from 0 to 20; y is an integer from 0 to 50 and z is an integer from 0 to 20.

The invention is directed to a conjugate having the general formula (I)

##STR00001## Wherein AR, MU and MU* are repeating units of a polymer and MU and MU* are polymer modifying units or band gap modifying units which are evenly or randomly distributed along the polymer main chain, G1 and G2 stand for hydrogen, halogen or an antigen recognizing moiety, with the provision that at least one of G1 or G2 is an antigen recognizing moiety, a is 10 to 100 mol %, b is 0 to 90 mol % c is 0.1 to 90 mol % d is 1 to 10 000; with the provisio that a+b+c=100 mol % characterized in that AR is connected in the polymer chain via the 2,2′ or 3,3′ or 4,4′ or 5,5′ or 6,6′ or 7,7′ or 8,8′ positions according to general formula (II)

##STR00002## Wherein the remaining positions 2,2′; 3,3′; 4,4′; 5,5′; 6,6′; 7,7′ and 8,8′ are substituted with same or different residues selected from the group consisting of H, SO.sub.2CF.sub.3, SO.sub.2R.sub.a, CF.sub.3, CCl.sub.3, CN, SO.sub.3H, NO.sub.2, NR.sub.aR.sub.bR.sub.c.sup.+, CHO, CORa, CO.sub.2Ra, COCl, CONRaRb, F, Cl, Br, I, R.sub.a, OR.sub.a, SR.sub.a, OCOR.sub.a, NR.sub.aR.sub.b, NHCOR.sub.a, CCR.sub.a, aryl-, heteroaryl-, C.sub.6H.sub.4OR.sub.a or C.sub.6H.sub.4NRaRb, with Ra-c independently hydrogen, alkyl-, alkenyl-, alkinyl-, heteroalkyl-, aryl-, heteroaryl-, cycloalkyl-, alkylcycloalkyl-, heteroalkylcycloalkyl-, heterocycloalkyl-, aralkyl- or a heteroaralkyl residue or (CH.sub.2).sub.x(OCH.sub.2CH.sub.2).sub.yO(CH.sub.2).sub.zCH.sub.3, wherein x is an integer from 0 to 20; y is an integer from 0 to 50 and z is an integer from 0 to 20.

The invention relates to complexing agents of formula (I):

##STR00001##

wherein Chrom.sub.1, Chrom.sub.2 and Chrom.sub.3 are as defined in the description. The invention also relates to lanthanide complexes obtained from these complexing agents.

The invention is directed to a Conjugate for labelling a target moiety on a cell, characterized by general formula (II): X.sub.o-P-Y.sub.m, with Y: MHC-complex targeting TCR molecules, P: enzymatically degradable spacer, X: detection moiety, o: integer between 5 and 25, m: integer between 2 and 1000, wherein X and P; P and Y are covalently bound to each other and Y is bound to P via the C-terminus.

The invention is directed to a Conjugate for labelling a target moiety on a cell, characterized by general formula (II): X.sub.o-P-Y.sub.m, with Y: MHC-complex targeting TCR molecules, P: enzymatically degradable spacer, X: detection moiety, o: integer between 5 and 25, m: integer between 2 and 1000, wherein X and P; P and Y are covalently bound to each other and Y is bound to P via the C-terminus.