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New aporphine alkaloids from Guatteria foliosa
(Journal of Natural Products, 1994)
Abstract.
Four new, alkaloids were obtained from Guatteria foliosa, namely, the noraporphines (--)-3-methoxyputerine [1] and (+)-norguattevaline [2], the more highly oxidized (+)-3-methoxyguattescidine [3], and the ...
Leishmanicidal and trypanocidal activities of Bolivian medicinal plants
(Journal of Ethnopharmacology, 1994)
Abstract.
Cutaneous and mucocutaneous leishmaniasis are endemic diseases in South America, especially in the subandean areas of the humid lowlands of Bolivia. Fourteen plants used topically in folk medicine to treat ...
Antileishmanial activity of a tetralone isolated from ampelocera edentula, a Bolivian plant used as a treatment for cutaneous Leishmaniasis
(PLANTA MÉDICA, 1994)
Abstract.
The stem bark of Ampelocera edentula Kuhlm. (Ulmaceae) is used by the Chimanes Indians from Bolivia for the treatment of cutaneous leishmaniasis caused by the protozoan Leishmania braziliensis. A chloroform ...
The activity of 2-substituted quinoline alkaloids in BALB/c mice infected with Leishmanis donovani
(Journal of Antimicrobial Chemotherapy, 1994)
Abstract.
Potent antileishmanial activity has recently been described in vivo when certain 2-substituted quinoline alkaloids are administered to mice with cutaneous leishmaniasis. We now report the ahtileishmanial activity ...
Antiprotozoal activity of quinoline alkaloids isolated from Galipea longiflora, a Bolivian plant used as a treatment for cutaneous Leishmaniasis
(PHYTOTHERAPY RESEARCH, 1994)
Abstract.
The stem bark of Galipea longiflora is used by the Chimane Indians in Bolivia for the treatment of cutaneous leishmaniasis produced by Leishmania braziliensis. Petroleum ether and chloroform extracts of stem, ...
Identification of Trypanosoma brucei gambiense group I by a specific kinetoplast DNA probe
(Am J Trop. Med. Hyg., 1994)
Abstract.
A set of 26 Tripanosoma brucei stocks from various African countries, previously characterized by multilocus enzyme electrophoresis (MLEE) for l8 polymorphic loci, have been selected to be representative of the ...
Isolation of bis-indole alkaloids with antileishmanial and antibacterial activities from Peschiera van heurkii (Muell. Arg.) L. Allorge, (Syn. Tabernaemontana van heurkii Muell. Arg.)
(Planta Médica, 1994)
Abstract.
Extracts from leaves and stem bark of Peschiera van heurkii (Muell. Arg.) L. Allorge (syn. Tabernaemontana van heurkii Muell. Arg., Apocynaceae) have been assayed for antileishmanial and antibacterial activities. ...
General conclusions from the study on 10- to 12-year-old Bolivian boys and suggestions for future research
(Int. J. Sports Med., 1994)
The effects of resident altitude and socioeconomic status on the physical health and fitness were investigated in 10- and 11-year-old prepubertal boys living at two altitudes (high altitude: ca. 4000 m and low altitude: ...
Antimalarial activity of cedronin
(Journal of Ethnopharmacology, 1994)
Abstract.
Cedronin was isolated from Simaba cedron Planchon (Simaroubaceae), a species popularly believed in South America to have antimalarial properties. It was examined for in vitro and in vivo antimalarial activities ...
A colonizaçao intradomiciliar por triatomíneos altera a história natural do Trypanosoma cruzi
([s.n.], 1994)
As variações isoenzimáticas em Trypanosoma cruzi parecem ser devidas à expansão clonal do parasita sob diferentes condições de seleção. Mesmo assim, os padrões eletroforéticos de isoenzimas podem ser agrupados em zimodemas, ...