1894 Westm. Gaz. 21 Aug. 2/3 Experience in the new methods of immunising.

1920 Lancet 13 Mar. 619/2 In respect of diphtheria in the American Expeditionary Force, the most effective measure of prevention was the immunising of susceptible men.

1946 K. Landsteiner Specificity Serol. Reactions (rev. ed.) i. 4 The immune antibodies..react as a rule only with the antigens that were used for immunizing and with closely similar ones.

1968 New Eng. Jrnl. Med. 21 Mar. 682/1 The immunizing of children in the early grades of school would immediately reduce the reservoir of mumps virus in the school population and in the community.

1997 New German Critique No. 71. 26 The explicit goal of National Socialist war policy was the immunizing of a Germanicized, European folk..body against a presumed American and Soviet challenge.

1889 Science 22 Nov. 346/2 An antibacterial, immunizing action of inflammation.

1911 Charleroi (Pa.) Mail 27 June 1/6 The total number of 1500 unit packages or immunizing doses, of tetanus antitoxin used during the year.

1953 R. W. Fairbrother Text-bk. Bacteriol. (ed. 7) xxiii. 290 The modified toxin, which is termed toxoid or anatoxine, is..a valuable immunizing agent.

1994 Jrnl. Econ. Issues (Nexis) 28 733 The immunizing effect of the 1929 crash was substantial and long-lived.

2003 Proc. National Acad. Sci. U.S.A. 100 13011/1 Reactivity was specific for the immunizing antigen and showed little to no crossreactivity to the heterologous proteins.