Piper species are aromatic plants used as spices in the kitchen, but their secondary
metabolites have also shown biological effects on human health. These plants are rich in …

The indiscriminate use of antibiotics has made bacterial resistance an important public
health problem, since many antibiotics have become ineffective. Phototherapy can be …

Essential oils are a promising alternative to insecticides. We investigated the LD50 of oils
extracted from Piper corcovadensis, P. marginatum, and P. arboreum after 48 h topical …

West Nile virus (WNV) is a mosquito-borne flavivirus responsible of neuroinvasive
manifestations. Natural products are well-known for their biological activities and …

Essential oils from the leaves of Piper japurense (Miq.) C. DC., P. coariense Yunk., P.
auriculifolium Yunk., P. curtistilum C. DC., P. alatipetiolatum Yunk. and P. brevesanum Yunk …

The essential oils are object of studies that aim the identification of its compounds and its
possible biological activities. The present investigation is a literature review of essential oils …

Piper jacquemontianum Kunth (Piperaceae) is a native species from Central America and
the Caribbean lowlands. It is traditionally used as a medicine and condiment in several …

The aim of this study was to describe, for the first time, the microscopic characteristics of
Piper mosenii C. DC.(Piperaceae) leaves and the phytochemical composition of the aerial …

A incansável busca pela compreensão da natureza e o desafio de transpor a barreira da
sobrevivência levou ao surgimento da química de produtos naturais ou fitoquímica, área …

Alkaloids of the Cactaceae have been studied for the last 120 years. The first half of that
period provided the “classic” compounds, after which a large number of usually very similar …