Substance labeling patch, method and apparatus for tissue diagnosis using the same
The present disclosure relates to a tissue diagnosis device including a plate supporter configured to support a plate on which a reaction region is placed and a sample is placed in the reaction region, a patch controller configured to support the patch which contains a labeling substance that specifically labels the target substance, and control a position of the patch relative to the reaction region so that the patch provides the labeling substance to the reaction region, and a target substance detector configured to detect the labeling substance and detect the target substance included in the tissue sample.
1. A tissue diagnosis method for detecting a target substance from a tissue sample by using a patch which includes a mesh structural body forming micro-cavities and is configured to contain a substance in the micro-cavities, the tissue diagnosis method comprising:
placing the tissue sample in a reaction region;
providing a fluorescence labeling substance for specifically labeling the target substance to the tissue sample by using the patch which contains the fluorescence labeling substance; and
detecting the fluorescence-labeled target substance from the tissue sample.
2. The tissue diagnosis method of claim 1 , wherein the fluorescence labeling substance is a fluorescence labeling complex that includes a reaction derivative that reacts specifically with the target substance and a fluorescence marker for detecting the target substance.
3. The tissue diagnosis method of claim 1 , wherein the detecting of the fluorescence-labeled target substance is performed by acquiring a fluorescence image of the tissue sample.
4. The tissue diagnosis method of claim 1 , wherein:
the target substance is a target base sequence included in the tissue sample; and
the fluorescence labeling substance includes a fluorescence-labeled nucleic acid probe, the nucleic acid probe binding complementarily to the target base sequence.
5. The tissue diagnosis method of claim 1 , wherein:
the target substance is a target protein included in the tissue sample; and
the fluorescence labeling substance include a fluorescence-labeled antibody, the antibody binds specifically to the target protein.
6. The tissue diagnosis method of claim 1 , wherein the providing of the fluorescence labeling substance to the tissue sample includes:
contacting the patch containing the fluorescence labeling substance with the tissue sample; and
when the patch is in contact with the tissue sample, the fluorescence labeling substance is allowed to move to the reaction region.
7. The tissue diagnosis method of claim 6 , wherein:
the providing of the fluorescence labeling substances to the tissue sample further includes separating the patch containing the fluorescence labeling substances from the tissue sample; and
when the patch is separated from the tissue sample, a residual fluorescence labeling substance that has not bound to the target substance of the fluorescence labeling substance is removed from the reaction region.
8. The tissue diagnosis method of claim 1 , wherein the detecting of the fluorescence-labeled target substance is performed by measuring an amount of fluorescence emitted from the target substance included in the tissue sample.
9. The tissue diagnosis method of claim 1 , wherein the detecting of the fluorescence-labeled target substance includes obtaining information on distribution of the target substance in the tissue sample.
10. A tissue diagnosis method for detecting a target substance from a tissue sample by using a patch which includes a mesh structural body forming micro-cavities and is configured to contain a substance in the micro-cavities, the tissue diagnosis method comprising:
placing the tissue sample in a reaction region;
providing a first fluorescence labeling substance for specifically labeling a first target substance to the tissue sample by using the patch which contains the first fluorescence labeling substance; and
providing a second fluorescence labeling substance for specifically labeling a second target substance to the tissue sample by using a patch that contains the second fluorescence labeling substance.
11. The tissue diagnosis method of claim 10 , wherein:
a wavelength band from which fluorescence emitted from the first
fluorescence labeling substance is detected and a wavelength band from which
fluorescence emitted from the second fluorescence labeling substance is detected are
different from each other; and
the tissue diagnosis method further includes, after the providing of the second florescence labeling substance to the tissue sample, detecting the first target substance and the second target substance included in the tissue sample.
12. The tissue diagnosis method of claim 10 , further comprising:
after the providing of the first fluorescence labeling substance to the tissue sample, detecting the first target substance included in the tissue sample by detecting fluorescence emitted from the first fluorescence labeling substance; and
after the providing of the second fluorescence labeling substance to the tissue sample, detecting the second target substance included in the tissue sample by detecting fluorescence emitted from the second fluorescence labeling substance.
13. The tissue diagnosis method of claim 12 , wherein:
a wavelength band from which the fluorescence emitted from the first fluorescence labeling substance is detected and a wavelength band from which the fluorescence is emitted from the second fluorescence labeling substance is detected at least partially overlap each other; and
the detecting of the fluorescence emitted from the second fluorescence labeling substance is performed by comparing fluorescence detected from the tissue sample after the second fluorescence labeling substance is provided to the tissue sample and fluorescence detected from the tissue sample before the second fluorescence labeling substance is provided to the tissue sample.