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Massive mangrove dieback due to extreme weather impact - case of Maputo River E...

Machava António, Vilma; Mabilana, H.; Macamo, C.; Fernando, A.; Santos, Rui; Bandeira, S.; Paula, José Realino de

This study documents one of the first massive mangrove dieback in Africa caused by hailstorm, occurring in Maputo Bay, Mozambique. Field observation and satellite imagery prompted this observation of extensive mangrove dieback out of Maputo River Estuary, a regionally significant large mangrove stand, the southernmost large mangrove area in the Western Indian Ocean. This study aimed to determine the causes and ...


Scientometric analysis of scientific production on the genus Campomanesia Ruiz ...

Steckelberg, Rosa Maria de Brito; Paula, José Realino de; Romano, Camila Aline; Steckelberg, Danilo Brito

Brazil has rich biodiversity, harboring native plants with potential for medicinal use, including species of the Campomanesia genus. Although public policies to encourage phytotherapy advocate the best use of plant biodiversity, most species listed in official forms and monographs are exotic species. Thus, the aim of this study is to identify research trends involving the Campomanesia and main species, using sc...

Data: 2022   |   Origem: Oasisbr

Chemical composition and seasonal variation of the volatile oils from Siparuna ...

Souza, Joaquim Aurélio Tomaz de; Silva, Liliane de Sousa; Romano, Camila Aline; Cunha, Luiz Carlos da; Oliveira Neto , Jerônimo Raimundo

Siparuna guianensis Aubl., known as “negramina”, “capitu”, is a small tree used for headaches, colds, fevers, as a healing agent, insect, and tick repellents. This study aimed to evaluate the chemical composition and seasonal variability of essential oils from the leaves of S. guianensis. Botanical material was collected in Monte do Carmo, Tocantins, Brazil. The powder from the leaves was submitted to hydrodist...

Data: 2022   |   Origem: Oasisbr

Schinus terebinthifolius Raddi: Scientometric Analysis

Martins, Christiane França; Santos Junior, Walmyr Alberto Costa; Silva, Liliane de Sousa; Paula, José Realino de

Schinus terebinthifolius (Anacardiaceae) is among the medicinal species native to Brazil, known as mastic-red and mastic-pepper, whose stem bark is used to fight inflammation of various origins, as it has anti-inflammatory and healing properties. The objective of this study is to explore trends in the publications portrayed on the species S. terebinthifolius, analyzing axes such as time, countries, journals, im...

Data: 2021   |   Origem: Oasisbr

Interactions of Schinus terebinthifolius (Anacardiaceae) essential oil against ...

Pacheco, Fernanda Marques; Vieira, Taynara Ellen Sardeiro; Morais, Matheus de Sousa Melo; Oliveira Neto, Jerônimo Raimundo de; Cunha, Luiz Carlos da

Essential oils arouse the interest of research for insect control. Schinus terebinthifolius is described in the literature for being bioactive against Aedes aegypti larvae. However, studies are scarce to fully assess the larvicidal potential of this species. This study aimed to evaluate the chemical composition, bioactivity, time of death and bioavailability of the essential oil from different parts of S. tereb...

Data: 2021   |   Origem: Oasisbr

qNMR quantification and in silico analysis of isobrucein B and neosergeolide fr...

Silva, Marcos Túlio da; Oliveira, Matheus Gabriel de; Paula, José Realino de; Silva, Vinicius Barreto da; Neves, Kidney de Oliveira Gomes

Objective: To quantify the quassinoids of P. sprucei, a medicinal plant that is native to the Amazon region, using qNMR and investigate the inhibitory potential of isobrucein B and neosergeolide on the 3CLpro and RdRp targets of SARS-CoV-2 through in silico approaches. Methods: the quantification was performed in a fraction (F2-F3) enriched with the quassinoids isobrucein B and neosergeolide using the PULCON me...

Data: 2021   |   Origem: Oasisbr

What is the impact of research with Morus nigra? – A scientometric study

Brandão, Mêriane Lourdes de Paiva; Romano, Camila Aline; Paz, Andressa Tuane Santana; Paula, José Realino de

Mulberry (Morus spp.) is an evergreen tree belonging to the Moraceae family. The genus Morus has numerous described species, including Morus nigra, an important plant in agriculture and traditional cultures. The objective of this study was to conduct a scientometric research on the species M. nigra. Bibliographic data was been obtained from the Web of Science database considering two times periods. These analyz...

Data: 2021   |   Origem: Oasisbr

Effect of nitrogen, phosphate and potassium fertilization on dystrophic soil on...

Oliveira, André Luiz Ribas de; Oliveira, Matheus Gabriel de; Paula, José Realino de; Nogueira, João Carlos Mohn; Carneiro, Vandervilson Alves

The knowledge of medicinal plants is of great importance for popular health. On the other hand, the levels of secondary metabolites in medicinal plants is an important parameter to be evaluated. The study of the nutrition of plants and the production of metabolites can provide the identification of beneficial factors and also find out if there are harmful effects of this fertilization/nutrition. In this study, ...

Data: 2021   |   Origem: Oasisbr

Dissolution test of herbal medicines containing Paullinia cupana: validation of...

Sousa, Sandra Alves de; Pascoa, Henrique; Conceição, Edemilson Cardoso da; Alves, Suzana Ferreira; Diniz, Danielle Guimarães Almeida

"Guaraná" (Paullinia cupana) is used as a physical activity enhancer and stimulator due to its methylxanthines and condensed tannins. The aim of this work was to evaluate the dissolution behavior of five herbal medicines in the form of capsules and tablets containing guaraná. Assay and dissolution methods were validated and results obtained allowed simultaneous marker quantification with precision, accuracy, se...

Data: 2011   |   Origem: Oasisbr

Central activities of hydroalcoholic extract from Lafoensia pacari A. St.-Hil. ...

Galdino, Pablinny Moreira; Nascimento, Marcus Vinícius Mariano; Sousa, Fábio Borges de; Ferreira, Reginaldo Nassar; Paula, José Realino de

Lafoensia pacari A. St.-Hil. can be found from Amapá to Rio Grande do Sul states, and also in Paraguay and Bolivia. It is popularly known as pacari or mangava-brava and is used to promote weight loss, as an anti-thermal or tonic, to treat gastritis, ulcers, scarring, itching, discouragement, and cancer. In the open field tests, the hydroalcoholic extract from L. pacari stem bark (HEP) decreased the number of re...

Data: 2010   |   Origem: Oasisbr

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