No abstract available
MeSH terms
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Age Factors
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Animals
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Animals, Newborn
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Antibodies, Bacterial / biosynthesis
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Antibody-Producing Cells
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Antigen-Antibody Reactions
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Antigens, Bacterial*
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Bacteria* / immunology
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Bacteroides
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Digestive System / microbiology*
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Female
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Germ-Free Life
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Immunity
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Immunoglobulins
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Intestinal Secretions / immunology
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Mice
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Pregnancy
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Spleen / cytology
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Spleen / immunology
Substances
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Antibodies, Bacterial
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Antigens, Bacterial
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Immunoglobulins