Three new amide alkaloids, piperlongumamides D–F (14, 19, and 32); a new piperic ester,
piperlongumester A (45); and two new natural compounds, methyl (2E, 4Z)-5-(1, 3 …

The secondary metabolism of Piper species is known to produce a myriad of natural
products from various biosynthetic pathways which, represent a rich source of previously …

Several Piper species accumulate piperamides as secondary metabolites, and although
they have relevant biological importance, many details of their biosynthetic pathways have …

The phytopathogen Fusarium oxysporum produces considerable losses in economically
important crops, making alternative control measures urgently required. Piper plants are …

The giant African land snail (Lissachatina fulica) is a major pest that damages agricultural
products and the environment, along with raising public health concerns. Although various …

Herbal bioenhancer compounds are capable of promoting and improving biological activity–
the bioavailability and bioefficacy of a particular material or nutrient at low doses. They could …

El presente trabajo de investigación compara dos análisis químicos realizados por
separado en dos fechas del mismo año, a las fracciones volátiles destiladas desde hojas de …

Owing to rapid developments in drug design technologies, many drugs have been
progressively introduced each year. However, poor pharmacokinetic profiles of these drugs …

The enzyme PAL (phenylalanine ammonia lyase) mediates the key entry point to the
general phenylpropanoid pathway, which is involved in the lignification process and in the …

Abstract Piper flaviflorum (P. flaviflorum), belonging to the Piper genus of Piperaceae family,
is widely distributed in south-central Yunnan. As a traditional medicine, P. flaviflorum has …