The Biochemical Role of Macro and Micro-Minerals in the Management of Diabetes Mellitus and its Associated Complications: A Review

2015 ◽  
Vol 85 (1-2) ◽  
pp. 88-103 ◽  
Author(s):  
Cromwell Mwiti Kibiti ◽  
Anthony Jide Afolayan

Abstract. Diabetes mellitus is a chronic physiological glucose metabolic disorder. Its high prevalence globally has a significant impact on the quality of life. The management of diabetes includes non-pharmacological and glucose lowering agents. Although these methods are effective, they have drawbacks. This has led to a search for alternative therapy in macro and micro-minerals from dietary foods and plants. There is therefore a need to review, identify and classify their modes of action in diabetes mellitus therapy. Materials and Methods: This review was carried out using comprehensive literature reports on the use of mineral elements in the management of diabetes. Empirical online searches were conducted for different elements that have been studied for their anti-diabetic potentials both in vivo and in vitro. The University of Fort Hare’s online database was also used. Results and Discussion: The results indicate that magnesium, molybdenum, zinc, vanadium and manganese facilitate glucose catabolism. Chromium, vanadium, zinc, molybdenum and magnesium can enhance insulin activity while molybdenum, manganese and zinc stimulate lipogenesis. Zinc and iron can modulate glucose, metabolizing enzymes in the gastrointestinal tract and limit oxidative stress, respectively. These agents have similar mechanisms to conventional drugs in ameliorating diabetic status and other associated complications. Conclusion: The mechanisms of these elements are well known, however, the synergetic effects of their combinations are still obscure. Literature on their safe dose(s) is still scanty. Evaluation of other useful macro and micro-minerals should also be undertaken. It is envisaged that the use of mineral supplements will promote good health in diabetics.

2020 ◽  
Vol 11 (SPL4) ◽  
pp. 1130-1139
Author(s):  
Syed Sagheer Ahmed ◽  
Rupesh Kumar M ◽  
Rajesh Kowti ◽  
Ramesh B

The global prevalence of diabetes mellitus is increasing day by day. Despite using synthetic anti-diabetic agents, diabetic patients must modify their lifestyle, including routine diet. Vegetables are the adequate source of vitamins, dietary fibres, minerals and Phytoconstituents. Use of vegetables is growing among the people as a part of the diet. They, with their antioxidant properties, can maintain good health and reduce the risk of chronic diseases. Besides, they contain many dietary fibres that are anti-diabetic. The constituents present in these vegetables help to reduce blood glucose level through several mechanisms such as alpha-amylase and alpha-glucosidase enzyme inhibition, Dipeptidyl peptidase IV (DPP IV) inhibition, enhancing the expression of peroxisome proliferator activator receptor gamma (PPAR) γ and glucose transporter 4 (GLUT4). Therefore the people must consume such vegetables with the proper knowledge to control diabetes mellitus and its complications. Hence the present review focuses on summarizing in vitro and in vivo  anti-diabetic activity of most common dietary vegetables.


1986 ◽  
Vol 113 (1_Suppl) ◽  
pp. S120-S121
Author(s):  
TH. LINN ◽  
H. GERMANN ◽  
B. HERING ◽  
R. BRETZEL ◽  
K. FEDERLIN

Author(s):  
Cromwell Mwiti Kibiti ◽  
Anthony Jide Afolayan

Background: B. abyssinica is a succulent member of the genus Bulbine (Asphodelaceae). It occurs from the Eastern Cape, through Swaziland and further north to Ethiopia. The species is used in traditional medicine to treat rheumatism, dysentery, bilharzia, cracked lips and diabetes. The tea leaf is used to treat cough, vaginal and bladder problems. Whereas B. abyssinica has ethno medicinal value, not much data concerning its phytonutrient, macro and micro element composition can be found in literature. Materials and Methods: Therefore, the present study was undertaken to determine the nutritional quantitative composition of the plant using standard procedures. Results: The proximate analysis revealed the carbohydrate, crude fibre, moisture, ash, crude protein and crude fat contents as 74.8%, 8.9%, 8.8%, 8%, 7.7% and 0.6%, respectively. The species showed high levels of oxalates and phytic acids, moderate levels of alkaloids, flavonoids, saponins and phenols, while tannins were in low levels. Vitamin A, C and E contents were 12, 12.3 and 22.1 mg/100g, respectively. Amongst the mineral elements investigated, potassium and calcium were in high levels. Magnesium, iron, sodium, aluminium and phosphorus were moderately present, while manganese, zinc and copper where in low amounts. These vitamins and mineral elements were within their recommended daily allowance in humans. Conclusion: The amount of these phytochemicals suggests the plant can serve as nutritional supplements which are vital in maintaining good health status. These findings also suggest the potential role of B. abyssinica in the treatment of infections and some chronic diseases, especially diabetes mellitus.


2017 ◽  
Vol 16 (4) ◽  
pp. 125 ◽  
Author(s):  
Javed Ahamad ◽  
Naila Hassan ◽  
Saima Amin ◽  
Showkat R. Mir

<strong>Objective:</strong> Swertiamarin is a common secoiridoid found among the members of Gentianaceae. The present study aimed to establish the effectiveness of swertiamarin in achieving glucose homeostasis via inhibition of carbohydrate metabolizing enzymes by in-vitro and in-vivo studies. <strong>Materials and methods:</strong> Swertiamarin was obtained from dried whole plant samples of <em>Enicostemma littorale</em> Blume chromatographic fractionation over the silica gel column. Its effect on carbohydrate metabolizing enzymes viz., α-amylase and α-glucosidase were evaluated at 0.15 to 10 mg/mL in-vitro. The results were supplemented by anti-hyperglycemic studies in carbohydrate challenged mice pretreated with swertiamarin at a dose of 20 mg/kg body weight orally. <strong>Results:</strong> Swertiamarin was effective in inhibiting α-amylase and α-glucosidase with IC<em>50</em> values of 1.29±0.25 mg/mL and 0.84±0.11 mg/mL, respectively. The studies in starch and sucrose challenged mice showed that swertiamarin effectively restricted the increase in the peak blood glucose level (BGL). The increase in peak BGL was 49 mg/dL and 57 mg/dL only in the treatment groups compared to 70 mg/dL and 80 mg/dL in untreated groups after 30 min in starch and sucrose-fed mice, respectively. Acarbose (10 mg/kg b.w.) also produced significant (p&lt;0.01) blood glucose lowering response in both the models. <strong>Conclusion:</strong> Swertiamarin was effective in the achieving stricter glycemic control in carbohydrate challenged mice through the inhibition of carbohydrate metabolizing enzymes.


1984 ◽  
Vol 82 (1) ◽  
pp. 53-56 ◽  
Author(s):  
Takeshi Kawashima ◽  
Kohzoh Yonemoto ◽  
Gerald A. Gellin ◽  
William L. Epstein ◽  
Kimie Fukuyama

2020 ◽  
Vol 7 (2) ◽  
pp. 50-55
Author(s):  
Anitha T A ◽  
Pakutharivu T ◽  
Nirubama K ◽  
Akshaya V

The traditional herbal medicines are mainly obtained from plants are used in the management of Diabetes mellitus. The main objective of this work was to assess the presence of phytochemical compounds and to evaluate the in vitro antidiabetic activity of isopropanolic extracts of Pimenta racemosa leaves by studying their α-amylase inhibitory activity and glucose transport across yeast cells. Screening of phytochemicals showed positive results for alkaloids, steroids, cardiac glycosides, terpenoids, reducing sugars, anthraquinones, and results of in vitro α-amylase inhibitory studies demonstrated there was a dose-dependent increase in percentage inhibitory activity by the isopropanolic leaf extracts of Pimenta racemosa. At a concentration of 1 mg/ml, the extract showed a percentage inhibition 33.6 and for 5 mg/ml it was 91.2. The glucose uptake study was also studied through yeast cells by analyzing theamount of glucose remaining in the medium after a specific time intervals. It serves as an indicator for the capability of isopropanolic leaf extracts of Pimenta racemosa to transport the glucose into yeast cells. As a result, we found that the isopropanolic leaf extract of Pimenta racemosa have inhibitory activity against αamylase and also, which is efficient in glucose uptake. This therapeutic potentiality of Pimenta racemosa could be exploited in the treatment of Type 2 Diabetes mellitus. Further studies are also required to elucidate whether the plant have antidiabetic potential by in vivo for corroborating the traditional claim of the plant.


2018 ◽  
Vol 46 (1) ◽  
pp. 13-22 ◽  
Author(s):  
Zeeshan Ali ◽  
P. Charukeshi Chandrasekera ◽  
John J. Pippin

Obesity and type 2 diabetes mellitus (T2DM) have reached pandemic proportions worldwide, and considerable research efforts have been dedicated to investigating disease pathology and therapeutic options. The two hallmark features of T2DM, insulin resistance and pancreatic dysfunction, have been studied extensively by using various animal models. Despite the knowledge acquired from such models, particularly mechanistic discoveries that sometimes mimic human T2DM mechanisms or pathways, many details of human T2DM pathogenesis remain unknown, therapeutic options remain limited, and a cure has eluded research. Emerging human data have raised concern regarding inter-species differences at many levels (e.g. in gene regulation, pancreatic cytoarchitecture, glucose transport, and insulin secretion regulation), and the subsequent impact of these differences on the clinical translation of animal research findings. Therefore, it is important to recognise and address the translational gap between basic animal-based research and the clinical advances needed to prevent and treat T2DM. The purpose of this report is to identify some limitations of T2DM animal research, and to propose how greater human relevance and applicability of hypothesis-driven basic T2DM research could be achieved through the use of human-based data acquisition at various biological levels. This report addresses how in vitro, in vivo and in silico technologies could be used to investigate particular aspects of human glucose regulation. We do not propose that T2DM animal research has been without value in the identification of mechanisms, pathways, or potential targets for therapies, nor do we claim that human-based methods can provide all the answers. We recognise that the ultimate goal of T2DM animal research is to identify ways to advance the prevention, recognition and treatment of T2DM in humans, but postulate that this is where the use of animal models falls short, despite decades of effort. The best way to achieve this goal is by prioritising human-centred research.


Cells ◽  
2020 ◽  
Vol 9 (7) ◽  
pp. 1731
Author(s):  
Caomhán J. Lyons ◽  
Timothy O'Brien

Endothelial-colony-forming cells (ECFCs) are a population of progenitor cells which have demonstrated promising angiogenic potential both in vitro and in vivo. However, ECFCs from diabetic patients have been shown to be dysfunctional compared to ECFCs from healthy donors. Diabetes mellitus itself presents with many vascular co-morbidities and it has been hypothesized that ECFCs may be a potential cell therapy option to promote revascularisation in these disorders. While an allogeneic cell therapy approach would offer the potential of an ‘off the shelf’ therapeutic product, to date little research has been carried out on umbilical cord-ECFCs in diabetic models. Alternatively, autologous cell therapy using peripheral blood-ECFCs allows the development of a personalised therapeutic approach to medicine; however, autologous diabetic ECFCs are dysfunctional and need to be repaired so they can effectively treat diabetic co-morbidities. Many different groups have modified autologous diabetic ECFCs to improve their function using a variety of methods including pre-treatment with different factors or with genetic modification. While the in vitro and in vivo data from the literature is promising, no ECFC therapy has proceeded to clinical trials to date, indicating that more research is needed for a potential ECFC therapy in the future to treat diabetic complications.


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