| 单词 |
Helicobacter |
| 释义 |
Helicobacter, n. Microbiol. and Med.
Brit. |ˈhɛlɪkə(ʊ)ˌbaktə|, |ˈhiːlɪkə(ʊ)ˌbaktə|, U.S. |ˈhɛləkəˌbæktər|, |ˈhiləkəˌbæktər|[see also helico- comb. form.]
[‹ scientific Latin Helicobacter, genus name (C. S. Goodwin et al.: see quot. 1989) > comb. form + -bacter (in Campylobacter n., etc.).]
A genus of Gram-negative, microaerophilic bacteria with helical, curved, or straight cells, isolated chiefly from the digestive tract of mammals; (also helicobacter) a bacterium of this genus, esp. Helicobacter pylori, which causes chronic gastritis and peptic ulcer disease in humans.
1989C. S. Goodwin et al. in Internat. Jrnl. Systematic Bacteriol. 39 398/1 These bacteria are candidates for inclusion in the new genus Helicobacter. The name Helicobacter refers to the morphology of the organisms, which are helical in vivo. 1990Omni Aug. 72/1 Marshall swallowed a batch of Helicobacter—and promptly came down with an acute case of gastritis. 1996Sci. Amer. Feb. 95/3 Fostering the production of ammonia may be one way helicobacters neutralize the acid in their local environment, further securing their survival. 2002Daily Tel. 28 May 5/3 The next step is to see if people can cure themselves of a helicobacter infection by eating the vegetable, said the team at Johns Hopkins University in Baltimore. |
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