Now showing items 1-10 of 2865
GLICOALCALOIDES DOS FRUTOS DO SOLANUM FLACCIDUM VELL
From the fruits of Solanum flaccidum Vell, two glycoalkaloids (solamargine and solasonine) and one aglycone (solasodine) were isolated and identified.
Bioactive guanidine alkaloids from Pterogyne nitens
Bioactivity-guided fractionation of a methanolic CHCl 3 extract of the leaves of Pterogyne nitens afforded the known guanidine alkaloid pterogynidine  and three new guanidine alkaloids, nitensidines A , B , and C ...
Molecular and Phenotypic Characterization of Diarrheagenic Escherichia coli Strains Isolated from Bacteremic Children
(American Society of Tropical Medicine and Hygiene, 2017)
Escherichia coli is an important cause of Gram-negative bacteremia. The aim of this study was to characterize at the molecular and phenotypic levels E. coli strains belonging to different diarrheagenic pathotypes [diarrheagenic ...
Further sesquiterpene pyridine alkaloids from Maytenus aquifolium
Two new sesquiterpene evoninate alkaloids, aquifoliunine E-III and aquifoliunine E-IV, were isolated from the root bark of Maytenus aquifolium. The structures of the new compounds were elucidated on the basis of spectroscopic ...
Response of drug resistant isolates of Schistosoma mansoni to antischistosomal agents
(Instituto Oswaldo Cruz, Ministério da Saúde, 1993)
RESPONSE OF DRUG-RESISTANT ISOLATES OF SCHISTOSOMA-MANSONI TO ANTISCHISTOSOMAL AGENTS
(Mem Inst Oswaldo CruzRio De JaneiroBrasil, 1993)