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mIHC Complete TSA Multiplex Kit - 10 Color Panel (A334673)

$7,315

Shipping Information

$40
Dispatched from St. Louis, MO.
Lead Time: 7-10 business days.
Name
mIHC Complete TSA Multiplex Kit - 10 Color Panel
Description
Multiplex Fluorescence Immunohistochemistry (mIHC) Kit with TSA Amplification with 10 colors, full-spectrum panel [440, 470, 520, 540, 570, 620, 650, 660, 670, 700].
Applications
IHC, mIHC, TMA
Recommended Dilutions
The fluorescent dye is provided as a 100× stock solution. The working solution is prepared by diluting the stock 1:100 in the freshly prepared signal amplification reaction solution. TSA470SN, a nuclear staining dye, should be diluted 1:100 in sterile water to prepare its working solution.
Principle of Assay
The multiplex fluorescence immunohistochemical assay is based on the specific binding between antigens and antibodies, combined with the principle of tyramide signal amplification (TSA). Similar to the DAB chromogenic reaction in conventional IHC, TSA technology utilizes horseradish peroxidase (HRP)-conjugated secondary antibodies. HRP catalyzes the conversion of a tyramide-linked fluorophore substrate into an activated intermediate that covalently binds to tyrosine residues within the antigen site, producing a stable and permanent fluorescent signal. After each labeling cycle, non-covalently bound antibodies are removed through heat-mediated antigen retrieval, allowing the application of a new primary antibody and a different fluorophore substrate in subsequent staining rounds. By repeating this process, multiple targets can be sequentially labeled within a single tissue section, enabling in situ multiplex detection and visualization of the complex cellular architecture of the tissue microenvironment with high spatial resolution.
Sample Type
This kit is suitable for paraffin-embedded tissues, frozen tissues, tissue microarrays (TMA), and cell climbing slides.
Components
The kit contains TSA monochromatic fluorescent dye 440N, TSA monochromatic fluorescent dye 470SN, TSA monochromatic fluorescent dye 520N, TSA monochromatic fluorescent dye 540S, TSA monochromatic fluorescent dye 570N, TSA monochromatic fluorescent dye 620N, TSA monochromatic fluorescent dye 650N, TSA monochromatic fluorescent dye 660S, TSA monochromatic fluorescent dye 670N, and TSA monochromatic fluorescent dye 700N. These dyes emit blue, blue-green, green, yellow-green, yellow-orange, red, far-red, red-shifted far-red, deep-red, and near-infrared light respectively and are used with tyramide signal amplification to visualize multiple targets in the same sample. The kit also includes a rapid reaction buffer, which provides the reagents necessary for the TSA reaction to deposit the fluorescent dye at the site of the target. A primary antibody dilution solution is included for preparing the primary antibody. The kit contains a repair/quick removal 2-in-1 buffer for antigen retrieval or removal, 3% hydrogen peroxide to block endogenous peroxidase activity, and blocking fluid to prevent nonspecific binding. Finally, a crystal sealing tablet is provided to mount and preserve the stained samples, and the nuclear dye 470SN is included to stain cell nuclei and serve as a counterstain.
Emission Maxima
440 nm, 470 nm, 520 nm, 540 nm, 570 nm, 620 nm, 650 nm, 660 nm, 670 nm, 700 nm
Product Form
Liquid. The Repair Quick Removal 2-in-1 Buffer in this kit is powder.
Storage
Shipped at +4 °C. Fluorescent dyes should be stored protected from light at +4 °C and are stable for up to one year from the date of receipt.
General Notes
Microwave antigen retrieval conditions, incubation duration, and temperature can all significantly influence staining performance. Therefore, it is essential to follow the protocol precisely. Each staining run must include both a positive tissue control and a negative reagent control to ensure the validity and success of the procedure. For detailed instructions, always refer to the Product Manual included with the kit.
Disclaimer
This product is for research use only. It is not intended for diagnostic or therapeutic use.
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