单词	immunoglobulin
释义	immunoglobulin /ˌɪmjʊnəʊˈɡlɒbjʊlɪn / /ɪˌmjuːnəʊˈɡlɒbjʊlɪn/ noun [mass noun] Biochemistry Any of a class of proteins present in the serum and cells of the immune system, which function as antibodies: she was given intravenous immunoglobulin [count noun]: they are susceptible to infection in spite of high concentrations of immunoglobulins... The passive transmission of various antibodies from intravenous immunoglobulin has been reported. Breast milk contains a range of antimicrobial proteins, including immunoglobulins, lysozyme, and lactoferrin. Antibodies, or Y-shaped immunoglobulins, are proteins found in the blood where they help to fight against foreign substances called antigens.
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