Buscar
Mostrando ítems 51-60 de 2563
A new HPLC-DAD-MS/MS method for the simultaneous determination of major compounds in the crude extract of Lychnophora salicifolia Mart. (Brazilian arnicao) leaves: Application to chemical variability evaluation
(ELSEVIER SCIENCE BVAMSTERDAM, 2012-10)
Lychnophora salicifolia Mart., which occurs in the Brazilian Cerrado in the states of Bahia and Minas Gerais as well as in the southeast of the state of Goias, is the most widely distributed and also the most polymorphic ...
Synergism of crude extracts and essential oils from medicinal plants with antimicrobial drugs
(2013)
The emergence of resistant strains to conventional antimicrobial drugs has been constant as well as research aimed new alternatives of antibacterial agents. Therefore, considering that natural products have been an important ...
Influence of the slice position on chloride migration tests for concrete in marine conditions
(ELSEVIER SCI LTD, 2009)
Chloride migration tests are used to measure the concrete capacity to inhibit chloride attack. Many researchers carry out this test in a slice of concrete extracted from the central part of cylindrical specimens, discarding ...
Effect of extractives on three physical properties in Enterolobium cyclocarpum from Michoacan, MexicoEfecto de los extraíbles en tres propiedades físicas de la madera de Enterolobium cyclocarpum procedente de Michoacán, México
(Universidad Austral de Chile, Facultad de Ciencias Forestales y Recursos Naturales., 2017)
Extraction-free protocol combining proteinase K and heat inactivation for detection of SARS-CoV-2 by RT-qPCR
(Public Library of Science, 2021-02-26)
Real-time reverse transcription PCR (RT-qPCR) is the gold-standard technique for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) detection in nasopharyngeal swabs specimens. The analysis by RT-qPCR usually ...
DNA extraction from hair shafts of wild Brazilian felids and canids
(FUNPEC-EDITORA, 2010)
Wild felids and canids are usually the main predators in the food chains where they dwell and are almost invisible to behavior and ecology researchers. Due to their grooming behavior, they tend to swallow shed hair, which ...