Balanogastris kolae reduces the quality of stored kolanuts; yet, plants with insecticidal properties could be used to manage this insect pest. The objective study was evaluate efficacy plant oils against B. kolae, a storage pest kolanuts. Citrus aurantifolia fruit peel and Piper guineense seed volatile obtained via hydro-distillation dried, pulverised samples were tested. Their chemical composi...

Polycyclic aromatic hydrocarbons (PAHs) were probed in the leaves of Piper guineense obtained from Orieugba and Isigate markets within Umuahia metropolis North Local Government Area Abia State. Prior to drying, milling extraction procedures, P. each these was divided into three portions. The first portion not washed (UW), second with ordinary tap water (WTW) while third about 0.17 mol dm-3 NaCl...

BACKGROUND In Ethiopia, the leaves of Syzygium guineense have been found useful for the prevention and cure of malaria, and demonstrated antiplasmodial activity in vitro. Nevertheless, no scientific study has been conducted to confirm its antimalarial activity in vivo. Therefore, the objective of the study was to evaluate the antimalarial effect of Syzygium guineense leaf extract in mice. MET...

Five local spices (Piper guineense, Allium sativum, Afromomum melequata, Xylopia aethiopica and Tetrapleura tetraptera) were evaluated in the laboratory for their ability to protect stored maize against infestation by S. zeamais. Ground products of the spices were applied as direct admixtures at two concentration levels of 1% and 5% to assess for mortality, progeny emergence, damage and repelle...

Background: Piper guineense (PG) and Sesamum indicum (SI) have been shown to be rich sources of antioxidants and other health benefits; hence, we evaluated the impact of its consumption in hypercholesterolemic model on lipid metabolism. Methods: Forty-eight animals were divided into eight groups of six rats each. Rats were given cholesterol (40 mg/0.3ml), PG and SI extract (100 and 200 mg/kg), ...