Abstract The extraction of oil from mango seeds was investigated using a Soxhlet Extractor. Mango seeds were collected, dried and grounded into powder. Hexane and ethanol were used to extract the oil at varying time of extraction of 4, 5, 6, 7 and 8 hours, respectively. Result shows that yield is time dependent, as increase […]
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An Ultraviolet-Visible (UV-vis) Spectrophotometric Determination of Pharmaceutical Equivalence of Some Enalapril Maleate Tablet Generics Marketed in Nigeria
Abstract Anultraviolet-visible (UV-vis) spectrophotometric determination of enalapril maleate content and other biopharmaceutical parameters using five tablet generics of the drug marketed in Nigeria were conducted to access the quality and compliance of these commercial brands with pharmacopeia standard. The quality of the brands were evaluated using methods described in USP and BP which included, weight […]
Microbial and Chemical Evaluation of Parts of Fresh and Smoked Tilapia (Oreochromis niloticus) and Catfish (Clarias gariepinus)
Abstract This study was based on the determination of microbial and chemical evaluation of different parts of fresh and smoked Tilapia (Oreochromis niloticus) and Catfish (Clarias gariepinus). This was achieved by the study of the microflora of different parts of catfish and tilapia (head, flesh and tail) to determine the microbial diversity of these parts […]
Bioactive Compounds from Marine Bacterium Bacillus subtilis Strain HD16b by Gas Chromatography-Mass Spectrometry
Abstract The objectives of this study were analysis of the secondary metabolite products from extract of marine Bacillus subtilis strain HD16b which isolated from sponges at Ha Tien Sea, Kien Giang province, Vietnam. Eight bioactive compounds were identified in the organic solvent ethyl-acetate. The identification of bioactive chemical compounds is based on the peak area, […]
Ethnobotanical Survey of Common Medicinal Plants Used by Alfacho Kebele, Amaro Wereda Area, Southern Ethiopia
Abstract A comprehensive assessment study with the objectives of identifying and recording traditional medicinal plants and practices were carried out in Amaro Woreda, Alfachokebele, Southern Ethiopia in February – June, 2017. Purposive sampling method was used to select traditional medicinal practitioners of the study area. Information was gathered from traditional healers using integrated approach of […]
Source Identification and Distribution of n-Alkanes and Polycyclic Aromatic Compounds in Suspended Particulate Matter from Great Kwa River, Southeast Nigeria
Abstract The source identification and distribution of normal alkanes and polycyclic aromatic compounds in suspended particulate matter from Great Kwa River obtained during low and high tide was carried out using gas chromatography-mass spectrometry (GC-MS) technique. The study involves the use of geochemical parameters (ratios) such as unresolved complex mixture (UCM), Carbon preference index (CPI), […]
Influence of Stirring Rate and Reaction Time on the Chitosan Trimethylation Process
Abstract Chitosan is a derivative of chitin, a natural polymer present in the exoskeleton of crustaceans such as crabs and lobsters. This polymer is characterized by its high biodegradability, biocompatibility and mucoadhesivity, which is a raw material of interest for the pharmaceutical and food industry. However, its applications are limited by the insolubility at pH […]
Effects of Aqueous and Ethanol Root Extracts of Rauwolfia Vomitori on Inflammatory Parameters in Complete Freund’s Adjuvant-Collagen Type II Induced Arthritic Albino Rat
Abstract This study was designed to evaluate the effects of Rauwolfia vomitoria Oliv. ethanol and aqueous root extracts on adjuvant induced arthritis in albino rats. A total of 135 female albino rats were used for this study. The albino rats were divided into nine groups, each containing 15 animals. Arthritis was induced by intradermal administration […]
Antioxidant and Free Radical Scavenging Activity of Various Extracts of Boerhavia diffusa Linn. (Nictaginaceae)
Abstract The main objective of this work is to make the phytochemical screening to evaluate the phenolic composition and anti-radical activity of various extracts of Boerhaavia diffusa Linn. that will explain his therapeutic effects. It will characterize the chemical groups, to identify the best solvent extraction of total polyphenols, flavonoids and condensed tannins by testing […]
Phytochemical and Antimicrobial Activities of Extracts from Six Medicinal Plants Utilized as Antimalarials in Ethno-Medicine
Abstract Six out of forty plants attested to be utilized in antimalarial in South West Nigeria by herbal traders and native doctors were collected. The plants are Sphenocentrum jollyanum, Spathodea campanulata, Kigelia africana, Harungana madagascariensis, Ficus exasperata and Antiaris africana. Their methanol extracts were obtained by cold extraction. Extracts were subjected to phytochemical tests using […]