isolation of a nitrogen-fixing campylobacter species from the roots of spartina alterniflora loisel.a microaerophilic nitrogen-fixing bacterium was isolated from surface-sterilized roots of spartina alterniflora loisel growing in a nova scotian salt marsh. it is a small curved rod and is motile with a single polar flagellum. metabolism is respiratory. organic and amino acids, but not carbohydrates, serve as carbon and energy sources. the guanine + cytosine content of its deoxyribonucleic acid is 32.1 +/- 1.0 mol%. based upon morphological and biochemical characteristics this organism is assign ...19806936066
does sporadic listeria gastroenteritis exist? a 2-year population-based survey in nova scotia, canada.febrile gastroenteritis due to listeria monocytogenes (lm) has been primarily described in foodborne outbreaks. we decided to determine the incidence of sporadic, febrile gastroenteritis due to lm in a large, well-defined north american population over a 2-year period and to compare these cases to sporadic cases of campylobacter and salmonella infections occurring concurrently in the community.200516107973
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