non-pathogenicityn.

Brit.

/ˌnɒnpaθədʒəˈnɪsᵻti/, U.S.

/ˈˌnɑnˌpæθədʒəˈnɪsᵻdi/

Origin: Formed within English, by derivation. Etymons: non- prefix, pathogenicity n.

Etymology: < non- prefix + pathogenicity n., after non-pathogenic adj.

Medicine and Biology.

The property or state of being non-pathogenic.

ΚΠ

1925 Phytopathology 15 294 (title) Non-pathogenicity of the milkweed flagellate in Maryland.

1948 Amer. Naturalist 82 257 Kappa is non-pathogenic and thus unlike any known virus. On grounds of non-pathogenicity also, kappa could hardly be rickettsia.

1971 Nature 12 Mar. 97/8 It should..be possible to improve greatly the efficacy of live cholera vaccines by preparing them from bacteria in which non-pathogenicity has been induced by a very specific genetic mutation.

1999 Proc. National Acad. Sci. U.S.A. 96 8090/1 The nonpathogenicity of the tolerizing antigen is a key factor for its potential application as a therapeutic agent.

This entry has been updated (OED Third Edition, December 2003; most recently modified version published online March 2022).

单词	non-pathogenicity
释义	non-pathogenicityn. Brit. /ˌnɒnpaθədʒəˈnɪsᵻti/, U.S. /ˈˌnɑnˌpæθədʒəˈnɪsᵻdi/ Origin: Formed within English, by derivation. Etymons: non- prefix, pathogenicity n. Etymology: < non- prefix + pathogenicity n., after non-pathogenic adj. Medicine and Biology. The property or state of being non-pathogenic. ΚΠ 1925 Phytopathology 15 294 (title) Non-pathogenicity of the milkweed flagellate in Maryland. 1948 Amer. Naturalist 82 257 Kappa is non-pathogenic and thus unlike any known virus. On grounds of non-pathogenicity also, kappa could hardly be rickettsia. 1971 Nature 12 Mar. 97/8 It should..be possible to improve greatly the efficacy of live cholera vaccines by preparing them from bacteria in which non-pathogenicity has been induced by a very specific genetic mutation. 1999 Proc. National Acad. Sci. U.S.A. 96 8090/1 The nonpathogenicity of the tolerizing antigen is a key factor for its potential application as a therapeutic agent. This entry has been updated (OED Third Edition, December 2003; most recently modified version published online March 2022). < n.1925
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