Search Results - "Silva, Jefferson Rocha de A."

Herbal Medicinal Products from Passiflora for Anxiety: An Unexploited Potential by Amaral, Ana Cláudia Fernandes, Ferreira, José Luiz P., da Cruz, Jefferson D., Ramos, Aline de S., Rodrigues, Rafaele de A., Fonseca, Lyca R. da, Silva, Jefferson Rocha de A.

“…Herbal medicines containing Passiflora species have been widely used to treat anxiety since ancient times. The species Passiflora incarnata L. is included in…”
Get full text

Piper capitarianum essential oil: a promising insecticidal agent for the management of Aedes aegypti and Aedes albopictus by França, Leandro P., Amaral, Ana Claudia F., Ramos, Aline de S., Ferreira, José Luiz P., Maria, Ana Clara B., Oliveira, Kelson Mota T., Araujo, Earle S., Branches, Adjane Dalvana S., Silva, Jonathas N., Silva, Noam G., Barros, Gabriel de A., Chaves, Francisco Célio M., Tadei, Wanderli P., Silva, Jefferson Rocha de A.

“…Mosquitoes are responsible for serious public health problems worldwide, and as such, Aedes aegypti and Aedes albopictus are important vectors in the…”
Get full text

Alpinia Essential Oils and Their Major Components against Rhodnius nasutus, a Vector of Chagas Disease by Amaral, Ana Cláudia Fernandes, Queiroz, Margareth M. C., Silva, Jefferson Rocha de A., Ferreira, José Luiz P., Ramos, Aline de S., Lopes, Marcio B. P., Souza, Thamiris de A. de, Araújo, Kátia G. de Lima

“…Species of the genus Alpinia are widely used by the population and have many described biological activities, including activity against insects. In this…”
Get full text

Liposomal Formulation of Turmerone-Rich Hexane Fractions from Curcuma longa Enhances Their Antileishmanial Activity by Amaral, Ana Claudia F., Gomes, Luciana A., Silva, Jefferson Rocha de A., Ferreira, José Luiz P., Ramos, Aline de S., Rosa, Maria do Socorro S., Vermelho, Alane Beatriz, Rodrigues, Igor A.

“…Promastigote forms of Leishmania amazonensis were treated with different concentrations of two fractions of Curcuma longa cortex rich in turmerones and their…”
Get full text

A review of antimalarial plants used in traditional medicine in communities in Portuguese-speaking countries: Brazil, Mozambique, Cape Verde, Guinea-Bissau, São Tomé and Príncipe and Angola by Silva, Jefferson Rocha de A, Ramos, Aline de S, Machado, Marta, de Moura, Dominique F, Neto, Zoraima, Canto-Cavalheiro, Marilene M, Figueiredo, Paula, do Rosário, Virgilio E, Amaral, Ana Claudia F, Lopes, Dinora

“…The isolation of bioactive compounds from medicinal plants, based on traditional use or ethnomedical data, is a highly promising potential approach for…”
Get full text

Development of Nanoemulsions to Enhance the Antileishmanial Activity of Copaifera paupera Oleoresins by Amaral, Ana Cláudia Fernandes, Basso, Silvia L., Ferreira, José Luiz P., Falcão, Deborah Q., Ramos, Aline de S., Rodrigues, Igor A., Silva, Jefferson Rocha de A.

“…Based on the ethnopharmacological evidences about the antileishmanial activity of Copaifera spp. oleoresins, the effects of crude extracts and fractions of…”
Get full text

An experimental design approach to obtain canthinone alkaloid-enriched extracts from Simaba aff. paraensis by Ramos, Aline de S., Ferreira, José Luiz P., Silva, Jefferson Rocha de A., da Cruz, Jefferson D., de Oliveira, Danielle L., Mpalantinos da Silva, Maria A., Basso, Silvia L., Amaral, Ana Claudia F.

“…The species of the genus Simaba (Simaroubaceae) are found in almost all Brazil and they are used by local population for the treatment of ulcers and malaria…”
Get full text

Chemical composition and biological activities of Bocageopsis multiflora essential oil by Oliveira, Edinilze S.C, Amaral, Ana Claudia F, Lima, Emerson S, Silva, Jefferson Rocha de A

“…This article describes, for the first time, the chemical constituents of the essential oils from fresh leaves of Bocageopsis multiflora , collected in two…”
Get full text

Hydroxylation of 1,8-cineole by Mucor ramannianus and Aspergillus niger by Ramos, Aline de Souza, Ribeiro, Joyce Benzaquem, Teixeira, Bruna Gomes, Ferreira, José Luiz Pinto, Silva, Jefferson Rocha de A, Ferreira, Alexandre do Amaral, de Souza, Rodrigo Octavio Mendonça Alves, Amaral, Ana Claudia F

“…The monoterpenoid 1,8-cineole is obtained from the leaves of Eucalyptus globulus and it has important biological activities. It is a cheap natural substrate…”
Get full text

Evaluation of Antiplasmodial activity of extracts and constituents from Ampelozizyphus amazonicus by do Carmo, Dominique F M, Amaral, Ana Claudia F, Machado, Marta, Lopes, Dinora, Echevarria, Aurea, Rosário, Virgílio E, Silva, Jefferson Rocha de A

“…Ampelozizyphus amazonicus Ducke, a plant that is widely used by the population of the Amazonian region to prevent and treat malaria, was investigated in this…”
Get full text

Calcium oxalate crystals and methyl salicylate as toxic principles of the fresh leaves from Palicourea longiflora, an endemic species in the Amazonas state by Coelho, Euricléia Gomes, Amaral, Ana Claudia F., Ferreira, José Luiz P., dos Santos, Adriane G., Pinheiro, Maria Lúcia B., Silva, Jefferson Rocha de A.

“…The species of the genus Palicourea (Rubiaceae family) is well-known for its toxicity towards animals, particularly livestock. This work reports the occurrence…”
Get full text

Chemical standardization, antioxidant activity and phenolic contents of cultivated Alpinia zerumbet preparations by Cruz, Jefferson D. da, Mpalantinos, Maria A., Ramos, Aline de S., Ferreira, José Luiz P., de Oliveira, Aimêe A., Júnior, Nilton L. Netto, Silva, Jefferson Rocha de A., Amaral, Ana Claudia F.

“…•Antioxidant activity and phenolic contents of Alpinia zerumbet cultivated in Brazil•Flavonoids, kavalactones and volatile substances vary according to…”
Get full text

Natural Products: Insights into Leishmaniasis Inflammatory Response by Vermelho, Alane Beatriz, Silva, Jefferson Rocha de A., Amaral, Ana Claudia F., Alves, Renan L., Cardoso, Verônica, Mazotto, Ana Maria, Rodrigues, Igor A., Pinheiro, Anderson S.

“…Leishmaniasis is a vector-borne disease that affects several populations worldwide, against which there are no vaccines available and the chemotherapy is…”
Get full text

Contribution to the study of Himatanthus sucuuba: latex macromolecule, microelements and carbohydrates by Silva, J.R. de A, Amaral, A.C.F, Siani, A.C, Rezende, C.M, Felcman, J, Pinto, A.C

“…The polymeric material in the latex of Himatanthus sucuuba (Spruce) Woodson was identified by spectroscopic methods as cis-polyisoprene (Mn = 192; Mw = 571;…”
Get full text

Ésteres triterpênicos de Himatanthus sucuuba (Spruce) Woodson by Silva, Jefferson Rocha de A., Rezende, Claudia M., Pinto, Ângelo C., Pinheiro, Maria L. B., Cordeiro, Milade C., Tamborini, Everaldo, Young, Cláudia M., Bolzani, Vanderlan da S.

Get full text

Chemical Composition of Essential Oils from the Leaves of Endlicheria bracteolata by Oliveira, Edinilze Souza C., Amaral, Ana Claudia F., Ramos, Aline de S., Ferreira, José Luiz P., Silva, Jefferson Rocha de A.

“…This work compares the chemical composition of the essential oils from the leaves of Endlicheria bracteolata (Lauraceae family) collected in two different…”
Get full text

Hydroxylation of 1,8-cineole by Mucor ramannianusand Aspergillus niger by Ramos, Aline Desouza, Ribeiro, Joyce Benzaquem, Teixeira, Bruna Gomes, Ferreira, Jose Luiz Pinto, Silva, Jefferson Rocha Dea, Ferreira, Alexandre do Amaral, Alves, Rodrigo Octavio Mendonça, Amaral, Ana Claudia F

“…The monoterpenoid 1,8-cineole is obtained from the leaves of Eucalyptus globulus and it has important biological activities. It is a cheap natural substrate…”
Get full text

A review of antimalarial plants used in traditional medicine in communities in Portuguese-Speaking countries: Brazil, Mozambique, Cape Verde, Guinea-Bissau, São Tomé and Príncipe and Angola by Silva, Jefferson Rocha de A, Ramos, Aline de S, Machado, Marta, de Moura, Dominique F, Neto, Zoraima, Canto-Cavalheiro, Marilene M, Figueiredo, Paula, do Rosário, Virgilio E, Amaral, Ana Claudia F, Lopes, Dinora

“…The isolation of bioactive compounds from medicinal plants, based on traditional use or ethnomedical data, is a highly promising potential approach for…”
Get full text

Analysis of the Hexane Extracts From Seven Oleoresins of Protium Species by Silva, Jefferson Rocha de A., Zoghbi, Maria das G.B., Pinto, Angelo da C., Godoy, Ronoel L.O., Amaral, Ana Cláudia F.

“…The oleoresins of seven Protium species were extracted with hexane and the obtained extracts were studied by GC and GC/MS. A total of 38 compounds were…”
Get full text

Ácido 15-desmetilisoplumierídeo, um novo iridóide isolado das cascas de Plumeria rubra e do látex de Himatanthus sucuuba 15-demethylisoplumieride acid, a new iridoid isolated from the bark of Plumeria rubra and latex of Himatanthus sucuuba by Alaide de Sá Barreto, Ana Cláudia F. Amaral, Jefferson Rocha de A. Silva, Jan Schripsema, Cláudia M. Rezende, Angelo C. Pinto

“…Himatanthus sucuuba and Plumeria rubra are used in folk medicine in Brazil to treat various ailments. The isolation of the new iridoid 15-demethylisoplumieride…”
Get full text