An antibody is a protein that develops in the body as a normal course of the immune response to various types of infections. Antibodies are specific for different infections - as part of the immune response, the antibody attaches to specific parts of the pathogen in an effort to contain or destroy it.
It detects the presence of Covid-19 antibodies in our body and suggests if one has acquired immunity against the virus.It is a simple blood test.
The Coronavirus Antibody Test determines whether one has previously been infected by COVID-19 and now have developed antibodies/immunity against it.
Coronavirus (RT-PCR) test determines if you are currently infected with Corona Virus (Covid-19).