Research Papers/Topics in Biochemistry

Phytomedical assessment of two Cymbopogon species found in Nkonkobe Municipality: toxicological effect on human Chang liver cell line

Abstract Background: Cymbopogon species are widely used as herbal remedies by the traditional healers living in Nkonkobe Municipality for the treatment and management of skin and respiratory infections. According to our survey, the plants seem to be very important because of the higher demands. Methods: The leaves of C. validis and C. plurinodis were hydro-distilled and the resulted extracted oils were analyzed by GC/MS. Minimum inhibitory concentrations (MICs) ranging from 7.8 to 500.0 μg/m...

Comparative Diagnostic Techniques for Cryptosporidium Infection

Abstract: Diarrhoea caused by Cryptosporidium is usually mild in immune competent individuals but severe in the young and those with underlying disease leading to compromised immunity. The conventional diagnosis of Cryptosporidium requires observation of the infective oocysts however, their tiny size yields indistinct results, thus limiting the effectiveness of the conventional diagnostic technique, modified Ziehl-Neelsen (ZN) differential staining. Consequent to the abovementioned limitatio...

In Vitro Antibacterial Activity of Sour Fig (Suurvy) Native to South Africa

Abstract: Sour figs have become a provincial demand in South Africa for the treatment of common infections. The plant has displayed antioxidant activity. The plant leaves were extracted with hexane, acetone, and ethanol using Stuart Sharker, UK. The extracts' antibacterial activity was evaluated by determining the MICs in a range of 7.8-500.0 μg/ml against ten strains using micro-well dilution. Cytotoxicity was evaluated with brine shrimp using the same concentrations. The hexane extract exh...

Antioxidant and phytochemical properties of Carpobrotus edulis (L.) bolus leaf used for the management of common infections in HIV/AIDS patients in Eastern Cape Province

Abstract Background: Carpobrotus edulis (Mesembryanthemaceae), also known as igcukuma in Xhosa language is a medicinal plant used by the traditional healers to treat common infections in HIV/AIDS patients. Based on this information, we researched on the plant phytoconstituents, as well as its inhibitory effect using aqueous and three different organic solvent extracts in order to justify its therapeutic usage. Methods: Antioxidant activity of the extracts were investigated spectrophotometri...

The inhibitory effect of Mesembryanthemum edule (L.) bolus essential oil on some pathogenic fungal isolate

Abstract Background: Mesembryanthemum edule is a medicinal plant which has been indicated by Xhosa traditional healers in the treatment HIV associated diseases such as tuberculosis, dysentery, diabetic mellitus, laryngitis, mouth infections, ringworm eczema and vaginal infections. The investigation of the essential oil of this plant could help to verify the rationale behind the use of the plant as a cure for these illnesses. Methods: The essential oil from M. edule was analysed by GC/MS. Co...

Micro-morphological Information of Carpobrotus edulis (L.) Bolus:A Southern African Herbal Plant

Background and Objective: Carpobrotus edulis has become one of the most recognized herbal plants in the Savanna Regions of Eastern Cape and Western Cape in South Africa. This study analyzed the foliar morphology and elemental composition of the plant Carpobrotus edulis (L.) bolus. Materials and Methods: Fresh leaves of the plant were investigated using the JEOL (JSM-6390LV) Scanning Electron Microscope (SEM). The elemental composition of the leaf was determined by Energy Dispersive X-ray Spe...

Characterization of Trypanosomes Isolated from Bovine and Canine Using Polymerase Chain Reaction.

ABSTRACT Trypanosomiasis is a vector-borne parasitic disease, transmitted to animals by tsetse fly (Glossina genus) bites. The human type causes sleeping sickness in man while animal type causes nagana in animals. The aim of this study is to characterize trypanosomes isolated from dogs and cattle in Jos South Abattoir. Isolated trypanosomes were subjected to polymerase chain reaction using kin primers targeting internal transcribed spacer 1 (ITS1) of ribosomal deoxyribonucleic acids. The PCR ...

Effect of a Mixture of Allium Cepa and Camellia Sinensis Extracts On Hyperlipidemia Male Wistar Rats

ABSTRACT The burden of hyperlipidemia is on the rise globally especially in many low income countries like Uganda. Management of this metabolic disorder mainly involves dietary and behavioral therapies, which are often met with poor results as they require time and discipline from the patients. The chemotherapeutic options available are expensive, are associated with many side effects and are not readily available to the average citizen. Thus, an alternative effective remedy which is readily ...

Effect of a Mixture of Allium Cepa and Camellia Sinensis Extracts On Hyperlipidemic Male Wistar Rats

ABSTRACT The burden of hyperlipidemia is on the rise globally especially in many low income countries like Uganda. Management of this metabolic disorder mainly involves dietary and behavioral therapies, which are often met with poor results as they require time and discipline from the patients. The chemotherapeutic options available are expensive, are associated with many side effects and are not readily available to the average citizen. Thus, an alternative effective remedy which is readily ...

Common Mitochondrial DNA Mutations Among Infertile Males On Referral to The Korle-Bu Teaching Hospital

ABSTRACT Background: Studies to find the association between male infertility and mtDNA mutations have been carried out by many researchers but reports from these studies have been varied and contradictory at times. However studies of this nature are scarce in Ghana. The present study has therefore provided a baseline data on mtDNA mutations in relation to male infertility for further studies to be carried out in this area. Main Objective: The overall objective is to ascertain the common mtD...

Effect of Chronic Exposure to Petroleum Hydrocarbon Pollution On Some Biochemical Parameters of Individuals Native to Ebocha, Niger Delta

ABSTRACT The impact of pollution due to gas flaring on individuals native to Ebocha in Niger Delta Area was investigated. One hundred and five apparently healthy individuals between 21-70years who consented for the study were screened, seventy five individuals from Ebocha and thirty from Nsukka-a control location with no history of petroleum hydrocarbon pollution. Standard analytical procedures were used in the determination of the concentration of ascorbic acid (AA) of the individuals (males...

Studies On Possible Beneficial Biochemical Outcomes of Single and Combinatorial Herbal Formulations On Diabetic Wistar Rats

ABSTRACT Medicinal plants continue to provide valuable therapeutic recipes, in orthodox and traditional healing systems, for the amelioration of diseases and disorders. The current study sought to evaluate the capacities of single herbal formulations (SHFs), double herbal formulations (DHFs), triple herbal formulations (this) and quadruple herbal formulation (QHF) of leaf extracts of Acanthus Montanus, Asystasia gangetica, Gongronema latifolium and Solanum melongena to ameliorate hyperglycem...

Chemo protective Effect of Methanol Leaf Extract of Picralima Nitida On Carbon Tetrachloride-Induced Oxidative Stress in Albino Rats

ABSTRACT Among medicinal plants, Picralima nitida is well investigated and has been shown to possess renal and hepatoprotective activities. The present study was conducted to investigate the chemoprotective effect of methanol extract of Picralima nitida leaves on carbon tetrachloride-induced oxidative stress in albino rats. Thirty (30) Wistar albino rats of six (6) rats per group were used for this study and were divided into 5 groups. Group 1 rats were normal control; group 2 (negative cont...

Chemical Contents and Characterization of the Biologically Active Compounds of Nigella Sativa Linn. (Ranunculaceae) Seeds

ABSTRACT The seed of Nigella sativa was evaluated for its chemical composition, medicinal as well as its nutritional values. The powdered seed was extracted with methanol to give the crude extract. Phytochemical screening of the crude extract revealed the presence of the following classes of natural products; alkaloids, tannins, flavonoids, saponins and anthraquinones, sterols and terpenes. The proximate analysis showed 12.00% moisture, ash content 3.00%, ether soluble extract 33.30% crude p...

Biochemical Effect of Ethanol Leaf Extract of Mucuna utilis on Lead Acetate Induced Toxicity on Wistar Albino Rats

ABSTRACT This study investigated the effect of ethanol leaf extract of Mucuna utilis (EEMu) on lead acetate induced toxicity on Wistar albino rats. Acute toxicity analysis of the plant extract produced no lethality even at high doses of 3000 mg/kg body weight. Twenty albino rats weighing 115 – 235 g were divided into four (4) groups; the first groupof animals served as normal control and were not administered either lead acetate or EEMU. The second group was treated intraperitoneally with ...


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