Capture and detection antibodies must recognise two non-overlapping apitopes in order to work. Once the detection antibody is bound, the capture antibody cannot obscure the epitope used by the detection antibody in any way, or the sandwich ELISA will not work. Hope that helps, I am also trying to answer a similar question and this is what i have found out so far, but not 100% sure that its right. Eve
B cells make antibodies when they recognize antigens.
Simple the answer is an Antibody!
no because the antibodies in type A blood differ from the ones in type B blood so it would recognize the different blood as a threat and eliminate it
Antigens
Our bodies do have the ability to make antibodies to something we never have had contact with. These are called natural antibodies. Natural antibodies are produced by B lymphocytes in the absence of external pathogen stimulation. With their ability to recognize between self and non-self, they comprise an important first-line defense. Any problem with this formation of natural antibodies, the body would begin to attack itself. This is seen in autoimmune disorders.
When antibodies bind to the epitopes of an antigen(bacteria) via antigen receptors, the antibodies present the bacteria to a macrophages in a form that they recognize the foreign substance and engulf them. This antibody-antigen "team work" is also known as opsonization
There are two groups that recognize the protein. The Anti-Hsp65 antibodies recognize M proteins of group A streptococci. They are strong bacterial immunogens that have been linked to arthritis and autoimmunity.
God has sent each and every people with same physique but with different mindset. And it is therefore important to recognize and honor one's role,struggle and contribution in life.
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immunoglobulins
The immune system does not recognize the killed bacteria, and cannot recognize that the bacteria are killed, so it begins to produce antibodies for it just as it would if the bacteria were alive.