No abstract available
MeSH terms
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Animals
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Animals, Newborn
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Bronchi / cytology*
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Bronchi / immunology
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Chickens
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Epithelial Cells
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Epithelium / immunology
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Fluorescent Antibody Technique
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Germ-Free Life
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Guinea Pigs
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Histological Techniques
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Humans
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Immunoglobulin A / analysis
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Immunoglobulin G / analysis
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Immunoglobulin M / analysis
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Lung / cytology
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Lung / immunology
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Lymphoid Tissue / cytology*
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Lymphoid Tissue / immunology
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Mice
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Microscopy, Electron
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Rabbits
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Rats
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Staining and Labeling
Substances
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Immunoglobulin A
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Immunoglobulin G
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Immunoglobulin M