O21

 
National Institutes of Health

Topic mentions per year

Topic mentions per year

1970-2018
02419702018

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2016
2016
In Nature, enzymes provide hydrophobic cavities and channels for sequestering small alkanes or long-chain alkyl groups from water… (More)
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2012
2012
Escherichia coli sfa+ strains isolated from poultry were serotyped and characterized by polymerase chain reaction (PCR) and… (More)
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2010
2010
Urinary tract infections (UTIs) are one of the most common bacterial infections and are predominantly caused by uropathogenic… (More)
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2008
2008
Escherichia coli O3 and O21 are associated with enteroaggregative E. coli (EAEC). EAEC strains are often non-typable using the… (More)
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2006
2006
Th is study critically evaluates analytical models presently used to estimate the cost of achieving the Millennium Development… (More)
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2002
2002
A de...ning feature of transition economies is the expansion of the private sector. Motivated by the observation that new… (More)
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1996
1996
Serogroups of 1334 E. coli colonies isolated in Spain between 1986 and 1991 from piglets with diarrhoea, oedema disease and from… (More)
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1988
1988
lambda(Mo K alpha) = 0.71069 A, T = 298 K. Anonamine (I) (12,21-dihydroxy-4-methyl-4,8-secosenecionan-8,11,16-trione): C19H27NO7… (More)
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1976
1976
Strains of E. coli, mainly from Chinese patients in Hong Kong with urinary tract infections, were serotyped, biotyped, and their… (More)
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1970
1970
RECENT evidence1 strongly supports the role of singlet oxygen (O21 Δg) as the active intermediate in the photosensitized addition… (More)
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