Saudi journal of biological sciences
Dec 2, 2019
Propolis is rich in diverse bioactive compounds. Propolis samples were collected from three localities of Cameroon and used in the study. Column chromatography separation of propolis MeOH:DCM (50:50) extracts yielded a new isoflavonol, 2-hydroxy-8-pr...
Saudi journal of biological sciences
Dec 2, 2019
Due to the endless emergence of drug resistant pathogens, there is a constant need for new therapeutic agents for clinical use. The identification of active components in natural products and determining the efficacy of these active components has be...
Saudi journal of biological sciences
Nov 29, 2019
This study emphasis the production of yellow pigment from endolichenic sp. isolated from the lichen (Afzel. ex Ach.) B.J. Moore Yellow pigment-producing twenty different strains were investigated. The hyperactive pigment-producing bacterial strain ...
Saudi journal of biological sciences
Dec 30, 2018
The extracts prepared from various areal parts of the (Forssk.) Roem. & Schult. (Family: Apocynaceae) including leaves, fruit and seeds ethanolic extracts and seed aqueous extract were evaluated against MCF-7 cells in order to investigate its potent...
Saudi journal of biological sciences
Sep 27, 2018
The anti-acetylcholinesterase, larvicidal, antifeedant activities and general toxicity of 15 semisynthetic eugenol derivatives based on clove oil (including the own oil), were evaluated against the maize armyworm, (J.E. Smith). Therefore, promising ...
Saudi journal of biological sciences
Sep 18, 2018
In the present investigation, the bioactive compounds from the leaf extract of showed potent anti-inflammatory and antimicrobial activity. The leaf extract showed a maximum protection of human red blood cells (HRBC) with 74.63% at 20 µg/mL concentra...
Saudi journal of biological sciences
Aug 1, 2018
Vitamin D deficiency is a pandemic problem. Non-animal source of vitamin D is obtained from edible mushrooms. Oyster mushroom () was sliced into the size of 1 cm, 4 cm and 9 cm, and treated with the sun as a natural resource of UVB under subtropical ...
Saudi journal of biological sciences
May 24, 2018
The increasing resistance of infectious microbial organisms to the existing arsenal of antibiotic drugs is on the rise. There is a growing demand for the new antibiotics that are cost effective and easily available to the common people. In search of ...
Saudi journal of biological sciences
May 3, 2018
The antioxidant potential, antiglycation, and total phenolic content of essential oils (EOs) extracted from 19 medicinal plants were assessed. The variation in yield of the EOs with respect to altitude and season was also studied. The antioxidant pot...
Saudi journal of biological sciences
Apr 9, 2018
The aim of this work was to compare the antimicrobial activity against and the antioxidant capacity of two L. extracts obtained by different extraction methods. The hydroalcoholic extract was moreover added as supplementary diet to bees in field co...