Results 51 to 60 of about 90,388 (289)
Trypanocidal activity of Piper arboreum and Piper tuberculatum (Piperaceae) [PDF]
Revista Brasileira de Farmacognosia, 2009 In the scope of our ongoing research on bioactive agents from Brazilian flora, twenty-four extracts and fractions obtained from Piper arboreum Aub. and Piper tuberculatum Jacq. (Piperaceae) were screened for trypanocidal activity by using MTT colorimetric assay. The strongest activity was found in hexane fractions from the leaves of P.
Regasini, Luis Octávio +6 more
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Understanding Operando Water Management in Hydroxide‐Exchange‐Membrane Fuel Cells
Advanced Materials Interfaces, EarlyView.Effective water management is vital for high‐performance hydroxide‐exchange‐membrane fuel cells. Using a custom water‐flux station, this study quantifies how membrane thickness, microporous layers, and operating conditions dictate internal water transport.
Catherine M. Weiss +4 more
wiley +1 more source
Journal of Primary Care & Community Health, 2010 Latino youth are disproportionately impacted by obesity and type 2 diabetes; however, few lifestyle interventions have targeted this population. Therefore, the purpose of this study was to assess the impact of a culturally informed lifestyle education ...
Margaret B. Greenwood-Ericksen BA +4 more
doaj +1 more source
Advanced Materials Technologies, EarlyView.The article overviews past and current efforts on caloric materials and systems, highlighting the contributions of Ames National Laboratory to the field. Solid‐state caloric heat pumping is an innovative method that can be implemented in a wide range of cooling and heating applications.
Agata Czernuszewicz +5 more
wiley +1 more source
Thēmis, 2020 La Ley 31112 contempla la creación de un nuevo sistema de control previo obligatorio para concentraciones empresariales en Perú, que entrará en un plazo de 15 días tras la publicación de la adecuación normativa que debe ser elaborada por el Indecopi.
Macarena Alliende Serra
doaj
Development and Characterization of Liposomal Phytoformulation of Piper longum L. for Melanoma Therapy [PDF]
Pharmaceutical SciencesBackground: Melanoma is a highly destructive and lethal form of skin cancer. With the contemplation of the concept of plant-based chemotherapeutic and nanomedicine approach, this study aims to develop a liposome of standardized Piper longum L.
Himani . +11 more
doaj +1 more source
Pesquisa Agropecuária Brasileira, 2007 O objetivo deste trabalho foi detectar diferenças entre duas espécies de pimenta-longa por meio de análise de cariótipos. Foram analisados cinco acessos de Piper hispidinervum (Piperaceae) C. DC. e Piper aduncum L. (Piperaceae) pertencentes à coleção de germoplasma da Embrapa Acre, utilizando-se o método de esmagamento e coloração de Feulgen.
Juliane Dornellas Nunes +3 more
openaire +1 more source
Multidirectional Motion Strategy of Miniature Water Surface Robot Actuated by Single Exciter
Advanced Robotics Research, EarlyView.A novel multidirectional motion strategy on the water surface based on a single exciter is proposed, and a single‐exciter single‐plate module is developed for actuation. The driving forces generation mechanism of the module is revealed from the perspective of the asymmetric surface wave field.
Haoxuan He +4 more
wiley +1 more source
Medical Laboratory Journal, 2022 Background and objectives: Piper guineense (African black pepper) is a widely consumed spice in some parts of Central and Western Africa, especially Nigeria, due to its nutritional and medicinal properties.
Mark Aihiokhai, Augustine Okpiabhele
doaj
The EMBO Reports, 2002 Comparative figures let us know how we are performing. For a journal such as this, for instance, an initial Impact Factor of more than 6 shows that we are on the right path. For politicians, opinion polls tell them how the public perceives their performance.
openaire +2 more sources