Peyern.

1738 Med. Ess. & Observ. (ed. 2) IV. 78 When this secreted Liquor hardens, it forms a Number of small round or oblong Tubercles, which I have seen several willing to imagine were Peyer's glands filled with the Injection.

1772 W. Northcote Anat. Human Body 421 The fluid of Peyer's glands, which are very numerous in the small intestines.

1839 N. Amer. Rev. Oct. 494 It has been determined by the observations of the indefatigable Louis, that the common continued fever of Paris depends on, or rather is connected with, certain changes, in the elliptical patches of the ilium [sic], commonly called Peyer's glands.

1885 E. Klein Micro-org. 86 In the inflamed Peyer's glands, in the mesenteric glands, larynx, and lungs of patients dead of typhoid fever.

1922 Isis 4 592 Other plates represent Peyers's glands.

1853 J. Laurie Elem. Homoeopathic Pract. Physic 564/1 Peyer's patches, and the corresponding mesenteric glands are invariably diseased.

1870 Trans. Pathol. Soc. 21 391 There were no leuchæmic nodules in the liver or kidneys, and the tonsils, like Peyer's patches, were remarkably inconspicuous.

a1883 C. H. Fagge Princ. & Pract. Med. (1886) I. 183 If in a Peyer's patch, it is usually elongated in the direction of the axis of the intestine.

1930 H. G. Newth Marshall & Hurst's Junior Course Pract. Zool. (ed. 11) xiv. 347 The small intestine opens into the side of the cæcum about an inch from its proximal end, a large Peyer's patch in the wall of the cæcum being continuous with the sacculus rotundus.

1955 Sci. News Let. 23 July 51/1 Polio antibodies in the blood..build up their response to polio while the virus is still multiplying in the tonsils and the Peyer's patches of the small intestine.

1974 R. Passmore & J. S. Robson Compan. Med. Stud. III. xii. 46/1 Enteric or typhoid fevers... Hyperplasia and mononuclear infiltration lead to swelling of the intestinal lymphoid tissue, especially the Peyer's patches of the lower ileum.

1991 Lancet 25 May 1289/1 The microparticles stimulate the mucosal immune system because they are taken up across the intestine through Peyer's patches.