Encyclopedia > Immunology

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Immunology is the study of the immune system and its reaction to pathogens, as well as its malfunctions (autoimmune diseases, allergies, rejection of organ transplants).

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Orchard, Texas

... of 158.5/km² (412.5/mi²). The racial makeup of the city is 76.47% White, 8.09% African American, 1.47% Native American, 0.00% Asian, 0.00% Pacific Islander, ...