Effects of Adalimumab on Obese Diabetic Rats
Journal name: The Malaysian Journal of Medical Sciences
Original article title: Effects of Adalimumab, an Anti-tumour Necrosis Factor-Alpha (TNF-α) Antibody, on Obese Diabetic Rats
The Malaysian Journal of Medical Sciences (MJMS) is a peer-reviewed, open-access journal published online at least six times a year. It covers all aspects of medical sciences and prioritizes high-quality research.
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Original source:
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Halima Ali Shuwa, Muhammad Kabiru Dallatu, Muhammed Haruna Yeldu, Hamidu Marafa Ahmed, Idris Abdullahi Nasir
The Malaysian Journal of Medical Sciences:
(A peer-reviewed, open-access journal)
Full text available for: Effects of Adalimumab, an Anti-tumour Necrosis Factor-Alpha (TNF-α) Antibody, on Obese Diabetic Rats
Year: 2018 | Doi: 10.21315/mjms2018.25.4.5
Copyright (license): CC BY 4.0
Download the PDF file of the original publication
Summary of article contents:
Introduction
Diabetes mellitus (DM) is a significant global health issue characterized by prolonged high blood sugar levels. Notably, the increasing incidence of obesity has been linked to chronic inflammation, which contributes to the development of insulin resistance and the pathogenesis of DM. Key inflammatory markers like tumour necrosis factor-alpha (TNF-α) and interleukin-6 (IL-6) play crucial roles in this process. This study investigated the effect of the anti-inflammatory drug adalimumab on fasting glucose and inflammatory cytokine levels, specifically TNF-α and IL-6, in obese diabetic rats.
Reducing Glucose Levels and Inflammation
The study found that administering adalimumab resulted in significant reductions in fasting glucose and TNF-α levels in the treated obese diabetic rats compared to untreated counterparts. Specifically, treated rats had a glucose level of 6.91 mmol/L, a stark contrast to the 15.43 mmol/L recorded in untreated rats. Similarly, TNF-α levels were significantly lower in the treated group, indicating a clear therapeutic effect of adalimumab. While IL-6 levels remained elevated across groups, the treatment did lead to comparatively lower concentrations in the treated diabetic rats versus obese non-diabetic rats, suggesting a potential benefit in controlling both glucose levels and the inflammatory response.
Conclusion
The findings of this study highlight the therapeutic potential of adalimumab in managing diabetes by reducing blood glucose and inflammatory markers such as TNF-α. As both TNF-α and IL-6 are correlated with insulin resistance and obesity, targeting these cytokines may offer a novel approach to improve glycemic control in diabetic patients. Further research is needed to explore the implications of these results in human subjects and the potential for anti-TNF-α therapies in diabetes and obesity management.
FAQ section (important questions/answers):
What is the main health issue addressed in the study?
The study addresses diabetes mellitus (DM), a major global health concern linked to obesity and chronic inflammation influencing blood glucose levels.
How did the researchers induce diabetes in rats?
Diabetes was induced in the Wistar rats using a single intraperitoneal injection of streptozotocin (30 mg/kg) after four weeks of a high-fat diet.
What effect did adalimumab have on diabetic rats?
Adalimumab significantly reduced fasting glucose levels and TNF-α levels in treated diabetic rats, suggesting a potential therapeutic effect on blood glucose control.
What inflammatory markers were measured in this study?
The study measured fasting glucose, tumour necrosis factor-alpha (TNF-α), and interleukin-6 (IL-6) concentrations to assess the impact of adalimumab on inflammation and diabetes.
Glossary definitions and references:
Scientific and Ayurvedic Glossary list for “Effects of Adalimumab on Obese Diabetic Rats”. This list explains important keywords that occur in this article and links it to the glossary for a better understanding of that concept in the context of Ayurveda and other topics.
1) Table:
A table is a structured arrangement of data, typically displaying statistical results, comparisons, or relationships between different variables. In the context of research studies, tables help in summarizing findings, making it easier to visualize and interpret complex information, such as blood sugar levels, cytokine concentrations, or demographic data.
2) Study (Studying):
A study refers to a systematic investigation conducted to gain knowledge on a specific topic. In scientific contexts, studies often involve experiments or observations to gather data, analyze results, and make conclusions. The study mentioned here assesses the effects of adalimumab on glucose levels in diabetic rats, contributing to understanding diabetes management.
3) Blood:
Blood is a vital fluid that circulates in the body, transporting nutrients, oxygen, carbon dioxide, and hormones. In the context of diabetes research, blood glucose levels are critical indicators of metabolic health. Analyzing blood components such as glucose and inflammatory markers (like TNF-α and IL-6) helps assess disease progression and treatment efficacy.
4) Inflammation:
Inflammation is the body's response to injury or harmful stimuli, characterized by redness, swelling, heat, and pain. Chronic inflammation is linked to various diseases, including obesity and diabetes. In this research, the study focuses on inflammatory markers like TNF-α and IL-6, which are implicated in insulin resistance and diabetes complications.
5) Diet:
Diet refers to the types and amounts of food consumed by individuals. It plays a significant role in health, influencing factors such as body weight and metabolic processes. In the study, a high-fat diet was used to induce obesity in rats, allowing researchers to evaluate the effects of treatment on obesity-related diabetes.
6) Science (Scientific):
Science is the systematic study of the natural world through observation and experimentation. It provides the foundation for understanding biological processes and diseases. The research discussed employs scientific methodologies to evaluate the effects of adalimumab on diabetic rats, contributing to the field of metabolic disease studies and treatment developments.
7) Animal:
Animal studies are crucial in biomedical research for understanding disease mechanisms and treatment effects in living organisms. Using animal models, such as rats in this study, allows researchers to closely observe physiological and biochemical responses to interventions, providing insights that may translate to human medicine and therapy.
8) Disease:
A disease is a pathological condition characterized by an abnormal state that affects the body's structure or function. The study examines diabetes, a chronic disease associated with high blood sugar levels and various complications. Understanding disease processes is essential for developing effective treatments and improving patient health outcomes.
9) Post:
In a research context, 'post' typically refers to follow-up stages or analyses occurring after an initial intervention or observation. This study discusses results 'post' treatment, providing insights into the efficacy of adalimumab in managing diabetes-related parameters, thus contributing valuable data to ongoing research in diabetes management.
10) Rheumatoid arthritis:
Rheumatoid arthritis is an autoimmune disease characterized by chronic inflammation of joints, resulting in pain, swelling, and potential joint damage. The relevance in this study context is twofold: it highlights conditions treated by TNF-α inhibitors, and explores the broader implications of these treatments on metabolic disturbances, including diabetes.
11) Pharmacology:
Pharmacology is the branch of medicine concerned with drug action and how it affects biological systems. The study evaluates the pharmacological effects of adalimumab, a drug targeting TNF-α. Understanding pharmacology helps researchers develop effective therapies for diseases like diabetes by analyzing drug efficacy and side effects.
12) Developing:
Developing refers to the process of growth or progression, particularly in the context of scientific research where new knowledge, treatments, or interventions are created. This study focuses on developing better management strategies for diabetes through interventions like adalimumab, which might improve glucose regulation in diabetic patients.
13) Rules:
Rules can be understood as the principles or guidelines that govern procedures or methodologies in scientific research. In the context of this study, rules may refer to experimental protocols and ethical guidelines ensuring proper conduct, such as ensuring humane treatment of animals used in diabetes research for valid results.
14) Food:
Food encompasses any substance consumed to provide nutritional support to the body. In the study, food choices, specifically a high-fat diet, directly impact obesity and metabolic health. Understanding how specific dietary components affect health can help develop nutritional guidelines and dietary interventions for better disease management.
15) Drug:
A drug is a bioactive compound used to diagnose, cure, treat, or prevent disease. In this study, adalimumab is the drug being analyzed for its effects on glucose levels in diabetic rats. Studying the efficacy and mechanisms of drugs is crucial for improving therapy strategies in diseases like diabetes.
16) Life:
Life refers to the condition that distinguishes living organisms from inanimate matter, characterized by growth, reproduction, and response to stimuli. The study of life sciences encompasses examining biological processes, including those affecting metabolic conditions like diabetes, ultimately aiming to enhance the quality of life for affected individuals.
17) Medicine:
Medicine is the science and practice of diagnosing, treating, and preventing illnesses. It encompasses a wide range of healthcare practices, including pharmacological therapies like adalimumab for diabetes management. Understanding medicinal impacts through research allows for advancements in effective treatments and healthcare strategies.
18) Activity:
Activity in the context of the study refers to biological processes, particularly metabolic pathways influenced by drugs and external factors like diet. The examination of metabolic activity helps identify relationships between obesity, inflammation, and diabetes, guiding the development of interventions to improve metabolic health.
19) Relative:
Relative often denotes the relationship or comparison between different variables or groups in research. In the study, relative comparisons are made between treated and untreated groups of diabetic rats, helping to quantify the efficacy of adalimumab and its impact on blood sugar and inflammatory markers.
20) Indian:
Indian in this context may refer to specific regional studies or populations. The presence of Indian researchers and mentions of diabetes prevalence in India highlight cultural and demographic diversity in healthcare studies, emphasizing the importance of contextual factors in medical research and treatment strategies.
21) Mishra (Misra):
Misra, likely referring to a researcher or scientist contributing to the field of diabetes research, exemplifies the collaborative nature of scientific inquiry. References to past studies by Misra provide foundational knowledge that informs current research trends and methodologies in diabetes and metabolic syndrome investigations.
22) Water:
Water is essential for all living organisms and plays a crucial role in metabolic processes, including those affecting blood sugar regulation. In the context of the study, adequate hydration is vital for maintaining physiological functions in experimental animals, ensuring accurate assessments of drug and dietary influences on health.
23) Cina:
China, as a significant player in global healthcare research, may be relevant in this context as a source of specific methodologies or studies related to inflammation, diabetes, or pharmacological interventions. Such associations emphasize the global context of health issues, particularly in diabetes and inflammatory diseases being universal concerns.
24) Sima (Shima):
Sima may refer to a specific researcher or contributor associated with diabetes studies. His work or findings add to the collective understanding of diabetes management strategies, particularly involving the role of inflammatory markers and pharmacological treatments such as TNF-α inhibitors in improving metabolic health outcomes.
25) Line:
Line can denote various meanings in research, often referring to lineage or relationships between findings or theories. In this study, it may emphasize genetic lines or pathways in metabolic processes affected by adalimumab treatment, helping connect physiological data and therapeutic effects in diabetes research.
26) Ter:
Ther is likely an abbreviation or shorthand reference to therapy or therapeutic methods. In the study context, it emphasizes the evaluation of therapeutic interventions like adalimumab on diabetic conditions, focusing on understanding treatment efficacy in impacting disease pathways and consequently improving patient health.
27) Sho (So):
Shao refers to a researcher whose work may contribute insights into the relationship between inflammation and metabolic diseases like diabetes. Their studies can lead to enhanced understanding of mechanisms and treatment options targeting TNF-α and other inflammatory markers to manage diabetes-related complications effectively.
28) Male:
Male, when referring to subjects in studies, specifies the gender of the research participants. In this study context, male Wistar rats are used as the animal model for evaluating the effects of adalimumab. Gender can influence metabolic responses and should be accounted for in research findings.
29) Discussion:
Discussion sections in research papers provide an opportunity to interpret results, compare findings with existing literature, and explore implications. This part of the study explains the significance of the observed effects of adalimumab on glucose and inflammatory markers, contextualizing findings within broader diabetes management strategies.
30) Container:
In research, the term container could refer to physical vessels used for storing specimens or conducting experiments. Proper container use ensures the integrity of samples collected (like blood) during studies, which is crucial for obtaining accurate data and valid results regarding the effects of treatments.
31) Dividing:
Dividing in research contexts often describes the process of separating subjects into distinct treatment groups. In this study, dividing Wistar rats into various groups facilitates targeted investigation into the effects of adalimumab, allowing researchers to evaluate outcomes in controlled experimental settings effectively.
32) Teaching:
Teaching refers to the process of imparting knowledge and skills. In the realm of research, effective teaching practices disseminate findings and methodologies, enhancing understanding of diabetes management and the roles of therapeutic interventions, such as adalimumab, in controlling blood sugar levels among diverse populations.
33) Quality:
Quality in research signifies the degree of excellence or reliability of findings. It encompasses methodologies, data accuracy, and overall study rigor. High-quality research provides robust insights into the effects of interventions like adalimumab on metabolic pathways, ultimately guiding better therapeutic practices in diabetes care.
34) Account:
Account can refer to detailed explanations or descriptions of research findings. In scientific studies, accounts of methodologies and results provide transparency, allowing others to understand procedures and outcomes, contributing to a collective body of knowledge in fields like diabetes research and treatment.
35) Surface:
Surface refers to external layers or contexts in biological research. In the study context, surface interactions may relate to how drugs like adalimumab interact with cell membranes or receptors affecting insulin signaling pathways, impacting the overall understanding of drug efficacy in managing diabetes.
36) Reason:
Reason signifies the rationale behind conducting research or specific interventions. In this study, the reason for assessing adalimumab's effects stems from understanding its potential role in reducing glucose levels and inflammatory markers in diabetic models, aiming to uncover new therapeutic strategies for diabetes management.
37) Hastin (Hasti):
Hasthi might refer to a contributing factor or a researcher connected to diabetes-related studies or findings. This inclusion emphasizes the collaborative nature of research and the extensive network of knowledge sharing necessary for advancing understanding and treatment protocols for diabetes and related conditions.
38) Sugar:
Sugar, specifically glucose, is a vital source of energy but can be detrimental in excessive amounts. Monitoring blood sugar levels is crucial in diabetes research, as high levels indicate poor management. Understanding the effects of treatments like adalimumab on sugar regulation is vital for effective diabetes control.
39) House:
House often refers to the physical environment or housing conditions of study subjects. In animal studies, proper housing ensures health and reduces stress variables, which can impact research outcomes. In this context, the house conditions for the Wistar rats may contribute to the validity of metabolic data.
40) Accu (Accukuta):
Accu likely relates to a brand, such as the Accu-Chek blood glucose monitoring system. Devices like these are essential in diabetes management, allowing continuous or regular monitoring of blood glucose levels, which is crucial for assessing the effectiveness of interventions like adalimumab in regulated experiments.
41) Sign:
Sign in this research context often indicates an indicator or measurement pertaining to health parameters, such as glucose levels or the presence of inflammation. Signs observed during studies help researchers establish correlations between variables, contributing to a better understanding of diabetes management strategies.
42) Cage:
Cage refers to the enclosures used to house laboratory animals in controlled research environments. Caging conditions can significantly influence the well-being and behavior of test subjects, which in turn affects research outcomes. Proper care and caging of experimental animals are crucial for obtaining reliable data.