Search Results - "Parente, JP"

Bioactive polysaccharides from Costus spicatus by Pereira da Silva, Bernadete, Paz Parente, José

“…Three polysaccharides, glucans with mean M r's of 7.50×10 5, 4.25×10 5 and 2.15×10 5, were isolated from fresh stems of Costus spicatus by fractionation on…”
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A New Bioactive Steroidal Saponin from Agave shrevei by da Silva, Bernadete Pereira, Parente, José Paz

“…A new steroidal saponin was isolated from the leaves of Agave shrevei Gentry. Its structure was established as 26-(…”
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Protective vaccination against murine visceral leishmaniasis using aldehyde-containing Quillaja saponaria sapogenins by Palatnik de Sousa, C.B., Santos, W.R., Casas, C.P., Paraguai de Souza, E., Tinoco, L.W., da Silva, B.P., Palatnik, M., Parente, J.P.

“…The presence of aldehyde groups at C-23 and C-24 of the triterpen aglycon moiety was disclosed in 1 H NMR spectra of both the Riedel de Haen saponin (R) ( δ…”
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Acylated and deacylated saponins ofQuillaja saponariamixture as adjuvants for the FML-vaccine against visceral leishmaniasis by Oliveira-Freitas, E, Casas, CP, Borja-Cabrera, GP, Santos, FN, Nico, D, Souza, LOP, Tinoco, LW, da Silva, BP, Palatnik, M, Parente, JP, Palatnik-de-Sousa, CB

“…The adjuvant of the FML-vaccine against murine and canine visceral leishmaniasis, the Riedel de Haen saponin mixture, was fractionated by ion exchange…”
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Haemolytic activities of plant saponins and adjuvants. Effect of Periandra mediterranea saponin on the humoral response to the FML antigen of Leishmania donovani by Santos, Wania Renata, Bernardo, Robson Ronney, Peçanha, Ligia Maria Torres, Palatnik, Marcos, Parente, JoséPaz, de Sousa, Clarisa Beatriz Palatnik

“…An 87.7% ( P<0.01) and 84% ( P<0.001) of protection against visceral leishmaniasis was achieved in CB hamsters and Balb c mice, respectively, with saponin…”
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Biologically active flavonoids and kava pyrones from the aqueous extract of Alpinia zerumbet by Mpalantinos, M. A., Soares de Moura, R., Parente, J. P., Kuster, R. M.

“…From the aqueous extract of Alpinia zerumbet (Pers) B. L. Burttet Smith. (= Alpinia speciosa K. Schum.) flavonoids and kava pyrones were obtained. The…”
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A new bioactive steroidal saponin from Sansevieria cylindrica by da Silva Antunes, Alexandra, da Silva, Bernadete Pereira, Parente, José Paz, Valente, Ana Paula

“…A new steroidal saponin was isolated from the leaves of Sansevieria cylindrica. Its structure was established as…”
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Flavonol glycosides from Costus spicatus by DA SILVA, B. P, BERNARDO, R. R, PARENTE, J. P

“…Two flavonol diglycosides, tamarixetin 3-O-neohesperidoside, kaempferide 3-O-neohesperidoside and the known quercetin 3-O-neohesperidoside, together with six…”
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Isolation and structural elucidation of a novel rotenoid from the seeds of Clitoria fairchildiana by Mathias, Leda, Da Silva, Bernadete Pereira, Mors, Walter Baptist, Parente, José Paz

“…The seeds of Clitoria fairchildiana provided a new rotenoid, 6-hydroxy-2,3,9-trimethoxy-[1]- benzopyrano[3,4-b][1]benzopyran-12(6H)-one. The structural…”
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New Steroidal Saponins from Rhizomes of Costus spiralis by da Silva, Bernadete P., Parente, José P.

“…Two new steroidal saponins were isolated from the rhizomes of Costus spiralis Rosc. Their structures were established as…”
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A New Bioactive Steroidal Saponin from Agave attenuata by Silva, Bernadete P. da, Sousa, Allyne C. de, Silva, Graziela M., Mendes, Tatiana P., Parente, José P.

“…A new steroidal saponin was isolated from the leaves of Agave attenuata Salm-Dyck. Its structure was established as…”
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Protective vaccination against murine visceral leishmaniasis using aldehyde-containingQuillaja saponariasapogenins by Palatnik de Sousa, CB, Santos, WR, Casas, CP, Paraguai de Souza, E, Tinoco, LW, da Silva, BP, Palatnik, M, Parente, JP

“…The presence of aldehyde groups at C-23 and C-24 of the triterpen aglycon moiety was disclosed in 1HNMR spectra of both the Riedel de Haen saponin (R) (δ9.336)…”
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Chemical properties and biological activity of a polysaccharide from Melocactus depressus by da Silva, Bernadete P, Parente, José P

“…An arabinogalactan with mean Mr of 6.85 x 10(4), was isolated from the pulps of Melocactus depressus Hook by fractionation on Sephacryl S-300 HR. Chemical and…”
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Anti-inflammatory and immunologically active polysaccharides of Periandra mediterranea by Pereira, Bettina M.R, da Silva, Bernadete P, Pereira, Nuno A, Parente, José P

“…Three polysaccharides, glucans with mean M r’s of 1.5 × 10 5, 3.6 × 10 4 and 2.1 × 10 4, were isolated from dried roots of Periandra mediterranea by…”
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Antiinflammatory activity of rotenoids from Clitoria fairchildiana by Pereira da Silva, Bernadete, Paz Parente, José

“…Five structurally related rotenoids were isolated from the roots of Clitoria fairchildiana. The antiinflammatory activity was investigated using a capillary…”
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Odoratin 7- O-β- D-glucopyranoside from Bowdichia virgilioides by Velozo, Leosvaldo S.M., da Silva, Bernadete P., Bernardo, Robson R., Parente, José P.

“…An isoflavonoid glucoside, odoratin 7- O-β- D-glucopyranoside, was isolated from the roots of Bowdichia virgilioides and its structure was established by…”
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A New Steroidal Saponin from Agave brittoniana and Its Biphasic Effect on the Na+-ATPase Activity by Silva, Graziela M., De Souza, Aloa M., Lara, Luciene S., Mendes, Tatiana P., da Silva, Bernadete P., Lopes, Anibal G., Caruso-Neves, Celso, Parente, José P.

“…A new steroidal saponin, 3-{(O-6-deoxy-α-ʟ-mannopyranosyl-(1→4)-O-β-ᴅ-glucopyranosyl-(…”
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Modulation of Sodium Pumps by Steroidal Saponins by de Souza, Aloa Machado, Silva Lara, Lucienne da, Previato, Jose Osvaldo, Lopes, Aníbal Gil, Caruso-Neves, Celso, da Silva, Bernadete Pereira, Paz Parente, José

“…Costus spicatus, used in Brazilian traditional medicine to expel kidney stones, contains steroidal saponins with different chemical characteristics. In spite…”
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A new steroidal saponin from Agave attenuata by Mendes, Tatiana Paz, De Medeiros Silva, Graziela, Da Silva, Bernadete Pereira, Parente, José Paz

“…A new steroidal saponin was isolated from the leaves of Agave attenuata. Its structure was established as (3β,5β,25S)-spirostan-3-yl…”
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A furostanol glycoside from rhizomes of Costus spicatus by Pereira Da Silva, Bernadete, Bernardo, Robson Roney, Parente, José P

“…A new furostanol glycoside was isolated from the rhizomes of Costus spicatus. Its structure was established as (3β,22α,25 R)-26-(β-…”
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