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单词 pathovar
释义

pathovarn.

Brit. /ˈpaθəvɑː/, U.S. /ˈpæθəˌvɑr/
Origin: Formed within English, by compounding. Etymons: patho- comb. form, variety n.
Etymology: < patho- comb. form + -var (in variety n.), after cultivar n.
Microbiology and Plant Pathology.
= pathotype n.
ΘΚΠ
the world > life > biology > organism > micro-organism > [noun] > specific type of
intestinal flora1893
gut flora1936
superbug1959
pathotype1961
methylotroph1972
pathovar1975
1975 Internat. Code Nomencl. Bacteria 126 (table) Pathovar... Pathotype... Pathogenic reactions.
1984 Ann. Rev. Phytopathol. 22 177 The term ‘pathovar’ was intended to mean ‘a strain or set of strains with the same or similar characteristics, differentiated at the infrasubspecific level from other strains of the same species or subspecies on the basis of distinctive pathogenicity to one or more plant hosts’.
1991 Plant Pathol. 40 136 A new pathovar of Pseudomonas gladioli, pv. agaricicola is described to accommodate a bacterium pathogenic to Agaricus bitorquis.
2003 Molecular Plant-Microbe Interaction 16 43 The plant pathogenic species Pseudomonas syringae is divided into numerous pathovars based on host specificity.
This is a new entry (OED Third Edition, June 2005; most recently modified version published online March 2022).
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n.1975
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