摘要：

Presents a study of the conversion by Peyer's patch lymphocytes of human enterocytes into M cells that transport bacteria. The establishment of a system to reproduce the main characteristics of lymphoid follicle-associated epithelium and M cells; The reorganization of the brush border; A temperature-dependent transport of particles and Vibrio cholerae; The potential uses of the model system being intestinal physiology, vaccine research, and drug delivery studies.

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