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self-recognition
T-cells must be able to recognize your own major histocompatability complex proteins
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self-tolerance
T-cells must lack reactivity to peptide fragments from your own proteins.
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aids
is a condition in which a person experiences a telltale assortment of infections due to the progressive destruction of immune cells by HIV
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allergic reactions
whenever an allergic reaction takes place some tissue injury occurs. The antigens that produce a reaction are called allergins
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autoimmune diseases
the immune system fails to display self-tolerance and attacks the person's own tissues.
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infectious mononucleosis
is a contagious disease caused by a Epstein-barr virus. It occurs mainly in children, the virus most commonly enters the body through oral contact such as kissing. EBU then multiplies in lymphatic tissues and filters into the blood where it infects and multiplies in B-cells the primary host cells
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systemic lupus
is a chronic autoimmune, inflammatory disease that affects multiple body systems. Lupus is characterized by periods of active disease and then remission
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chronic fatigue
a Disorder, usually occurring in young adults and primarily in females, characterized by extreme fatigue that impairs normal activities and the absence of other known diseases that might produce similar symptoms
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gamma globulin
suspension of immunoglobulins from blood consisting of antibodies that react with a specific pathogen. It is prepared by injecting the pathogens into animals, removing blood from the animals after antibodies have been produced, isolating the antibodies and injecting them into a human to provide short trem immunity
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