Physiological, morphological and biochemical characteristics of the sexual propagation of Piper aduncum (Piperaceae)
نویسندگان
چکیده
منابع مشابه
Chemical study and larvicidal activity against Aedes aegypti of essential oil of Piper aduncum L. (Piperaceae).
Piper aduncum L. is used in folk medicine to treat respiratory and inflammatory diseases. The aim of this study was to analyze the essential oil from leaves of P. aduncum collected in the Brazilian Cerrado, North of Minas Gerais, as well as to evaluate the larvicidal activity of this oil and of its major constituent. The essential oil was analyzed by gas chromatography coupled to flame ionizati...
متن کاملBiosynthetic Origin of the Isoprene Units in Chromenes of Piper aduncum (Piperaceae)
Estudos metabólicos envolvendo a incorporação de D-glicose-[1-13C] em folhas de Piper aduncum (Piperaceae) mostraram que as vias do mevalonato (MVA) e da triose-piruvato (MEP) estão envolvidas na biossíntese da unidade isoprênica presente no 2,2-dimetil-2H-1-cromeno-6carboxilato de metila (1) e no 2,2-dimetil-8-(3’-metil-2’-butenil)-2H-1-cromeno-6-carboxilato de metila (2). O padrão de incorpor...
متن کاملVolatile chemical constituents of Piper aduncum L and Piper gibbilimbum C. DC (Piperaceae) from Papua New Guinea.
Exhaustive hydro-distillation of the leaves of Piper aduncum and fruits of Piper gibbilimbum (Piperaceae) afforded colorless and pale orange colored oils in 0.35 and 0.30 % yields, respectively. Detailed chemical analysis by GC/MS indicated the volatile constituents of Piper aduncum to be composed of dill apiole (43.3%), beta-caryophyllene (8.2%), piperitione (6.7%) and alpha-humulene (5.1%), w...
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15 صفحه اولconstruction and validation of the translation teacher competency test and the scale of students’ perceptions of translation teachers
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ژورنال
عنوان ژورنال: Revista Brasileira de Botânica
سال: 2011
ISSN: 0100-8404
DOI: 10.1590/s0100-84042011000300005