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Analysis of ACE2 (Human) by ELISA (CAT#: STEM-MB-0645-LGZ)

Introduction

Angiotensin-converting enzyme (ACE) 2 is a homolog of the carboxypeptidase ACE, which generates angiotensin II, the major active peptide of the renin-angiotensin system (RAS). Following the cloning of ACE2 in 2000, three main ACE2 functions have been described so far.
ACE2 is a potent negative regulator of RAS that balances multiple functions of ACE. By targeting angiotensin II, ACE2 has shown protective effects in the cardiovascular system and many other organs.
ACE2 was identified as the major binding receptor of the SARS-causing coronavirus, and downregulation of ACE2 in SARS played an important role in the pathogenesis of severe lung failure after viral infection.
Both ACE2 and its homologue Collectrin bind to amino acid transporters and play an important role in the absorption of amino acids in the kidney and intestine.




Principle

Enzyme-linked immunosorbent assay (ELISA) is an enzyme-labeled solid phase immunoassay technique. Its basic principle is to bind the antigen (or antibody) to the solid phase carrier, and the antigen (or antibody) and a certain enzyme link to enzyme labeled antigen (or antibody). During detection, the sample to be tested and the enzymic antigen (or antibody) react with the antigen (or antibody) on the solid phase carrier according to certain procedures, and then remove the unreacted part by washing method. After adding the substrate, the substrate is catalyzed by the enzyme on the solid phase carrier to produce colored substances. Through qualitative or quantitative detection of the amount of colored products, the content of the substance to be measured in the sample can be determined.

Applications

Cardiovascular

Procedure

1. Add standards or samples to each well and incubate.
2. Pour off the liquid in the well, biotinylated antibody working solution and incubate.
3. Add enzyme conjugate working solution and incubate.
4. Add substrate TMB and incubate.
5. Add stop solution and measure OD value.
6. Calculation of results.

Materials

• Sample Type: Serum, plasma or other biological fluids
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