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A survey was carried out to determine the aetiological agents responsible for acute gastro-enteritis in Black infants. Bacteriological examination of 191 patients and 178 age-matched controls showed that salmonellae and shigellae together accounted for only 15% of cases and were harboured by almost 7% of controls. Seropositive 'enteropathogenic' Escherichia(More)
1. Oxidation of estradiol and ethynylestradiol at ring A and ring B by rat liver microsomes and NADPH-regenerating system in vitro is inhibited by the two arylimidazole insecticide synergists, 3-bromophenyl-4(5)-imidazole and 1-naphthyl-4(5)-imidazole, but not by the benzothiadiazole insectide synergists 6-nitro-1,2,3-benzothiadiazole and(More)
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