Multiple diagnostic kit comprising biocompatible quantum dot-polymer composite

2:

• The kit of claim 1, wherein the target specimen is one or more of an autoantibody, a ligand, a natural extract, a peptide, a protein, a metal ion, a synthetic drug, a natural drug, a metabolite, a genome, a virus and a virus-derived product, and a bacterium and a bacterium-derived product.

3:

• The kit of claim 1, wherein the kit comprises a plurality of composites for immunodetection classified according to the type of target specimen, and each of the plurality of the classified composites for immunodetection has a different size of antibodies and a different size of quantum dots in the quantum dot-polymer composite.

4:

• The kit of claim 1, wherein the plurality of composites for immunodetection comprise at least two immune composites selected from the group consisting of a first composite for immunodetection with an emission wavelength in a range of 600 nm to 700 nm;
• a second composite for immunodetection with an emission wavelength in a range of 500 nm to 600 nm;
• and a third composite for immunodetection with an emission wavelength in a range of 400 nm to 500 nm.

5:

• The kit of claim 4, wherein a mixing ratio of the first composite for immunodetection, the second composite for immunodetection, and the third composite for immunodetection ranges from 1:1:1 to 1:1.5:3 (weight ratio).

6:

• The kit of claim 1, wherein the conjugate for immunodetection comprises 20 to 30 parts by weight of the antibody conjugated to 100 parts by weight of the quantum dot-polymer composite.

7:

• The kit of claim 1, wherein the shell comprises one or more inorganic particles of zinc telluride (ZnTe), zinc sulfide (ZnS), zinc oxide (ZnO), zinc selenide (ZnSe), zinc selenium sulfide (ZnSeS), indium gallium nitride (InGaN), indium gallium phosphide (InGaP), indium zinc phosphide (InZnP), copper selenium telluride (CuSeTe), copper indium selenide (CuInSe2), copper indium sulfide (CuInS2), silver indium sulfide (AgInS2), and tin telluride (SnTe).

8:

• The kit of claim 1, wherein the surface-modified ligand comprises one or more thiol groups.

9:

• The kit of claim 1, wherein the polymer ligand is selected from a random copolymer, a block copolymer, a graft copolymer, or a combination thereof.

10:

• The kit of claim 1, wherein the polymer ligand comprises one or more of an amine group, an amide group, a hydroxy group, a maleimide group, a thiol group, and a carboxylic acid group at its end.

12:

• The kit of claim 1, wherein 50 to 50,000 quantum dots are contained in the quantum bead.

13:

• The kit of claim 1, wherein the antibody that specifically binds to the target specimen is conjugated to a surface of the quantum dot-polymer composite via an isopeptide bond between a first peptide tag and a second peptide tag.

14:

• The conjugates for immunodetection of claim 13, wherein the first peptide tag comprises a cysteine (Cys) in its terminal region, and
• the second peptide tag comprises a molecule that binds to an FC region of the antibody specifically binding to the target specimen in its terminal region.

15:

• The kit of claim 1, wherein the kit is a lateral flow assay strip.

16:

• The kit of claim 15, wherein the lateral flow assay strip comprises a conjugate pad comprising the plurality of conjugates for immunodetection;
• and a detection unit comprising a single test zone in which a plurality of detection antibodies, each specifically binding to each of a plurality of target specimens, are immobilized.

17:

• The kit of claim 16, wherein the lateral flow assay strip further comprises an absorbent sample pad, and
• the absorbent sample pad, the conjugate pad, and the detection unit are sequentially arranged from one end to the other end.