1. The demonstration of immunoglobulins in porcine intestinal tissue by immunofluorescence with observations on the effect of fixation;Allen;Immunology,1970
2. Localization by immunofluorescence of secretory component and IgA in the intestinal mucosa in the young pig;Allen;Immunology,1973a
3. The relative distribution of IgM and IgA cells in intestinal mucosa and lymphoid tissues of the young unweaned pig and their significance in ontogenesis of secretory immunity;Allen;Immunology,1973b
4. Studies on the structure and distribution of immunoglobulin A-containing cells in the gut of the pig;Atkins;J. Anat.,1971