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GLICOALCALOIDES DOS FRUTOS DO SOLANUM FLACCIDUM VELL
(1995-01-01)
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
(1995-12-01)
Bioactivity-guided fractionation of a methanolic CHCl 3 extract of the leaves of Pterogyne nitens afforded the known guanidine alkaloid pterogynidine [2] and three new guanidine alkaloids, nitensidines A [3], B [4], and C ...
Further sesquiterpene pyridine alkaloids from Maytenus aquifolium
(1998-12-05)
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)
Constituents of Cassia rugosa
(1993-01-01)
OLEO ESSENCIAL EM ALGUMAS ESPECIES DE EUCALYPTUS
(1995-08-31)
In this work we used leaves of four species of Eucalyptus - E. bicostata Maiden, E. deanei Maiden, E. dunnii Maiden and E. viminalis Labill, grown in Colombo, Parana State, Brazil. Preliminary studies were done, in the ...