TY - JOUR AU - Arranz Sanz, Eduardo AU - O'Mahony, S AU - Barton, J R AU - Ferguson, A PY - 1992 SN - 0017-5749 UR - http://uvadoc.uva.es/handle/10324/42065 AB - Concentrations of immunoglobulins (Ig) and levels of isotype specific antibodies to three dietary antigens in serum, pure parotid saliva, and in intestinal secretions obtained by whole gut lavage from groups of healthy elderly subjects (aged greater... LA - eng PB - BMJ Publishing Group KW - Sistema inmunológico KW - Mucosas TI - Immunosenescence and mucosal immunity: significant effects of old age on secretory IgA concentrations and intraepithelial lymphocyte counts. DO - 10.1136/gut.33.7.882 ER -