| Several methods are available to prevent the formation of preformed reactive antibodies to HLA antigens. |
| Antibodies are gamma globulins produced by B lymphocytes when antigens enter the body. |
| A healthy body develops antibodies, which hopefully resist the antigens, by binding on them. |
| As a result, the patient's immune system would produce antibodies to attack the foreign antigens. |
| In the realm of immunology, substances that cause immune responses or allergic reactions are known as antigens. |
| Similar to other oncofetal antigens, it is a normal protein in fetal life, present in amniotic fluid and placental tissue. |
