
Omotayo ErejuwaAlex Ekwueme Federal University Ndufu Alike Ikwo
Omotayo Erejuwa
PhD (Pharmacology)
About
54
Publications
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Introduction
I am a Reader (Associate Professor) at the Department of Pharmacology and Therapeutics, Faculty of Clinical Medicine, Alex Ekwueme Federal University Ndufu-Alike, lkwo,
Ebonyi State, Nigeria. I do research in the fields of free radical biology, diabetes mellitus, obesity and hypertension. My research is particularly focused on investigating the potential health benefits of honey in the abovementioned disorders. I also have research interests in cancer, phytomedicine and toxicology.
Additional affiliations
February 2013 - February 2014
February 2013 - February 2014
Publications
Publications (54)
Background: Celosia leptostachya belongs to Amaranthaceae plant family. Its leaves are used traditionally in the treatment of conditions, such as convulsion, eye infection and most notably to cure snakebites. This study investigated the inhibiting effect of the extract of C. leptostachya leaves against cobra snake venom in mice. Methods: We used 36...
Background: Celosia leptostachya belongs to Amaranthaceae plant family. Its leaves are used traditionally in the treatment of conditions, such as convulsion, eye infection and most notably to cure snakebites. This study investigated the inhibiting effect of the extract of C. leptostachya leaves against cobra snake venom in mice.
Methods: We used 36...
Aim: The study investigated the effect of using different activating agents- Nitric acid, Zinc chloride and Phosphoric acid on the adsorption of potassium cyanide by activated charcoal. We also investigated the In vitro effect of various doses of activated charcoal from different agro-based sources (Coconut shell, Rice husk, Castor oil seed shell,...
The use of honey in the control of hyperglycemia in patients with type 2 diabetes mellitus is a current option being explored globally. Honey bees which are named in Latin as Apis, use the collected nectar from plants to produce honey after regurgitation and digestion of nectar. Carbohydrate constitutes about 80% of the components of honey. It incl...
Cyclophosphamide (CYP) is a potent DNA-interactive anticancer drug; however, its clinical drawbacks are chiefly associated with induction of oxidative multi-organ toxicity. Sitagliptin (STG) is an antidiabetic dipeptidyl peptidase-4 inhibitor drug with antioxidant efficacy. Herein, we have explored whether STG could abrogate the CYP-induced oxidati...
Although lead-calcium interaction has been suggested as one of the mitigating strategies against lead toxicity, studies on calcium supplementation in the reduction of blood lead levels have produced conflicting results. The present study investigated the effect of oral calcium supplementation after lead exposure on blood lead levels and haematologi...
Pseudocedrela kotschyi (meliaceae) is widely used in African traditional medicine for the management of malaria, pains, diabetes, convulsion and bacterial infection. The present study evaluates the acute and sub-acute toxicity eects of P. kotschyi in Wistar rats. In the acute toxic study, the leaf extract was administered to rats orally up to 5 g/k...
Background
Metabolic diseases are associated with impaired renal function which accelerates chronic kidney disease (CKD) progression. The aim of this study was to investigate the effects of 16-week honey supplementation on renal function, metabolic acidosis and renal abnormalities in Wistar rats fed a high-fat diet (HFD).
Methods
Wistar rats were...
[This corrects the article DOI: 10.1155/2019/6709817.].
Postprandial hyperlipidemia is associated with oxidative stress and is an important risk factor for atherosclerosisand cardiovascular disease. The aims of this study were to investigate the antihyperlipidemic effect of honey administered 5or 60 minutes before a high-fat diet (HFD), to explore the role of 3-hydroxy-3-methyl-glutaryl-coenzyme A (HMG-...
Metformin and simvastatin are drugs used to reduce diabesity-related parameters such as weight gain and adiposity in obese
type 2 diabetic and obese patients, respectively. The aim of this study was to investigate and compare the effects of metformin or
simvastatin and their combination with honey on obesity anthropometric parameters in rats fed hi...
Increased consumption of sugars and sweetened beverages contributes to increased prevalence of obesity. The aims of this study were to investigate the effects of honey supplementation on body weight (BW), weight gain, body mass index (BMI) and adiposity in Wistar rats fed a high-fat diet (HFD). The study also investigated if administration of high...
Abstract
PURPOSE:
To determine the potential protective effect of spice mixture containing garlic, ginger and nutmeg on the liver and kidney of cadmium exposed rats.
METHODS:
Male albino rats (n=30) weighing 120 - 180 g, grouped into five (1-5) of 6 rats/group were studied. Group 1 (NC) rats were administered distilled water (1 ml) orally for 4 wee...
Diabetic dyslipidemia contributes to an increased risk of cardiovascular disease. Hence, its treatment is necessary to reduce cardiovascular events. Honey reduces hyperglycemia and dyslipidemia. The reproducibility of these beneficial effects and their generalization to honey samples of other geographical parts of the world remain controversial. Cu...
Objective: Lead toxicity constitutes a major environmental risk to health in both animals and humans of all ages. It is more severe in young children than adults. Blood transfusion is an important source of lead exposure and may predispose premature infants to lead toxicity. Thalassaemia is common in Malaysia and majority of patients require freque...
The gut microbiota plays a number of important roles including digestion, metabolism, extraction of nutrients, synthesis of vitamins, prevention against pathogen colonization, and modulation of the immune system. Alterations or changes in composition and biodiversity of the gut microbiota have been associated with many gastrointestinal tract (GIT)...
Honey is a natural product known for its varied biological or pharmacological activities-ranging from anti-inflammatory, antioxidant, antibacterial, antihypertensive to hypoglycemic effects. This review article focuses on the role of honey in modulating the development and progression of tumors or cancers. It reviews available evidence (some of whi...
Diabetes mellitus remains an incurable disorder in spite of intense research. As result of limitations and unmet goals associated with the use of anti-diabetic drugs, an increased number of diabetic populations globally now resort to complementary and medicines (CAM) such as herbs and other natural products. There has been a renewed interest in the...
There has been an increased prevalence of end-stage renal disease (ESRD) in the last decades. This can be attributed to high incidence of chronic diseases such as metabolic disorders, diabetes and hypertension. These diseases are often associated with ESRD, which requires regular dialysis and may later necessitate renal transplantation. The increas...
Cancer cells generate reactive oxygen species (ROS) resulting from mitochondrial dysfunction, stimulation of oncogenes, abnormal metabolism, and aggravated inflammatory activities. Available evidence also suggests that cancer cells depend on intrinsic ROS level for proliferation and survival. Both physiological and pathophysiological roles have bee...
Honey is a natural substance with many medicinal properties, including antibacterial, hepatoprotective, hypoglycemic, antioxidant and antihypertensive effects. It reduces hyperglycemia in diabetic rats and humans. However, the mechanism(s) of its hypoglycemic effect remain(s) unknown. Honey comprises many constituents, making it difficult to ascert...
The primary aim of the current management of diabetes mellitus is to achieve and/or maintain a glycated hemoglobin level of ≤6.5%. However, recent evidence indicates that intensive treatment of hyperglycemia is characterized by increased weight gain, severe hypoglycemia and higher mortality. Besides, evidence suggests that it is difficult to achiev...
The global prevalence of chronic diseases such as diabetes mellitus, hypertension, atherosclerosis, cancer and Alzheimer's disease is on the rise. These diseases, which constitute the major causes of death globally, are associated with oxidative stress. Oxidative stress is defined as an "imbalance between oxidants and antioxidants in favor of the o...
Diabetes mellitus remains a burden worldwide in spite of the availability of numerous antidiabetic drugs. Honey is a natural substance produced by bees from nectar. Several evidence-based health benefits have been ascribed to honey in the recent years. In this review article, we highlight findings which demonstrate the beneficial or potential effec...
Diabetes mellitus is a metabolic disorder that is charac-terized by chronic hyperglycemia, due to defects in insu-lin secretion and/or action activity (1). In the past decades, there has been a renewed interest in the use of natural products, including herbs and honey, in the treatment of diabetes. This commentary is written to allay fears that the...
Oxidative stress is implicated in the pathogenesis and/or maintenance of elevated blood pressure in hypertension. This study investigated the effect of honey on elevated systolic blood pressure (SBP) in spontaneously hypertensive rats (SHR). It also evaluated the effect of honey on the amelioration of oxidative stress in the kidney of SHR as a poss...
Hepatic dysfunction such as elevations of transaminases and alkaline phosphatase is associated with diabetes. We investigated the hepatoprotective effect of Malaysian tualang honey in streptozotocin (STZ; 60 mg/kg; ip)-induced diabetic rats by measuring serum AST, ALT and ALP activities. Non-diabetic and diabetic rats were administered distilled wa...
Evidence shows that honey improves glycemic control in diabetes mellitus. Besides its hypoglycemic effect, studies indicate that honey ameliorates lipid abnormalities in rats and humans with diabetes. The majority of these studies do not examine the mechanisms by which honey ameliorates glycemic and/or lipid derangements. The gut microbiota is now...
Diabetes mellitus is a public health problem with increasing global prevalence. In spite of its management, both microvascular and macrovascular complications partly linked to oxidative stress are not efficiently prevented. This study compared the effect of glibenclamide alone with that of combined glibenclamide and honey on pancreatic oxidative st...
Oxidative stress is implicated in the pathogenesis and/or complications of hypertension and/or diabetes mellitus. A combination of these disorders increases the risk of developing cardiovascular events. This study investigated the effects of streptozotocin (60 mg/kg; ip)-induced diabetes on blood pressure, oxidative stress and effects of honey on t...
Diabetes mellitus is associated with deterioration of glycemic control and progressive metabolic derangements. This study investigated the effect of honey as an adjunct to glibenclamide or metformin on glycemic control in streptozotocin-induced diabetic rats. Diabetes was induced in rats by streptozotocin. The diabetic rats were randomized into six...
Hyperglycemia-induced increase in oxidative stress is implicated in diabetic complications. This study investigated the effect of metformin and/or glibenclamide in combination with honey on antioxidant enzymes and oxidative stress markers in the kidneys of streptozotocin (60 mg/kg; intraperitoneal)-induced diabetic rats. Diabetic rats were randomiz...
Glucotoxicity contributes to beta-cell dysfunction through oxidative stress. Our previous study demonstrated that tualang honey ameliorated renal oxidative stress and produced hypoglycemic effect in streptozotocin (STZ)-induced diabetic rats. This present study investigated the hypothesis that hypoglycemic effect of tualang honey might partly be du...
Hyperglycemia exerts toxic effects on the pancreatic beta-cells. This study investigated the hypothesis that the common antidiabetic drugs glibenclamide and metformin, in combination with tualang honey, offer additional protection for the pancreas of streptozotocin (STZ)-induced diabetic rats against oxidative stress and damage. Diabetes was induce...
Oxidative stress plays a crucial role in the development of diabetic complications. The aims of this study were to investigate whether honey could reduce hyperglycemia and ameliorate oxidative stress in kidneys of streptozotocin-induced diabetic rats.
Diabetes was induced by a single dose of STZ (60 mg/kg; i. p.). Diabetic rats were randomly groupe...
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