What happen if antibodies are absent ?

Question

Answer

You may have a greater chance of developing repeated infections. You can be born with an immune system that makes low levels of antibodies, or your system may make low levels of antibodies in response to certain diseases, such as cancer.

Answer

Antibodies are proteins made by your body to attack foreign substances such as viruses and bacteria. Red blood cell antibodies may show up in your blood if you are exposed to red blood cells other than your own. ... Sometimes the immune system acts like these red blood cells are "foreign" and will attack them.The work done by antibodies has paused due to their absence.

Answer

Immunodeficiency disorders may affect any part of the immune system. Most often, these conditions occur when special white blood cells called T or B lymphocytes (or both) do not function normally or your body does not produce enough antibodies.

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