Alitheen, NoorjahanMcClure, Susan JMcCullagh, Peter2015-12-070818-9641http://hdl.handle.net/1885/28081The first stage in Peyer's patch development in the fetal lamb is characterized by the colonization of the rudimentary Peyer's patches by precursor cells expressing the IgM surface receptor. In the fetal lamb, the spleen has been implicated as the sourceKeywords: immunoglobulin M; animal cell; animal tissue; article; B lymphocyte; controlled study; fetus; flow cytometry; gestational age; liver; lymph node; lymphocyte count; lymphocyte subpopulation; nonhuman; quantitative analysis; spleen; Animals; B-Lymphocytes; Fetal lamb; Flow cytometry; IgM+ lymphocytes; Peyer's patches; SpleenDetection and quantification of IgM+ lymphocytes in fetal lamb spleen, liver and lymph nodes by flow cytometry200710.1038/sj.icb.71000712015-12-07