凶兆 发表于 2025-3-30 08:50:27
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http://reply.papertrans.cn/23/2297/229655/229655_52.pngendarterectomy 发表于 2025-3-30 18:03:03
Immunology of the Colon,ithelial cells. The majority of immunological studies, however, have concentrated on the small intestine as this is thought to be the major site of immune responsiveness to exogenous antigens. Nevertheless, there is much evidence to suggest that the colon is able to mount local immune responses to tPepsin 发表于 2025-3-30 22:15:14
Bacteriology of the Colon,udies have revealed that a single individual harbors more than 400 different bacterial species in the colonic flora.. Characterization of such a heterogenous mixture by classic bacteriologic techniques is a monumental task; it has been estimated that a complete microbiologic analysis of a single fec