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Drug Injection-based In Vivo Obesity Model Development Service

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Overview of Drug Injection-based In Vivo Obesity Model Development

At Protheragen, we deeply understand the significant impact of obesity as a global health challenge on public health. We focus on providing comprehensive and customized Preclinical Studies of Anti-Obesity Therapeutics. Among them, Obesity Models as a key link involves the selection and optimization of various animal models to meet different research needs. In Vivo Obesity Models for Obesity Research is the core of our service.

As an important part of our service, we are proud to launch the drug injection-based in vivo obesity model development service. This service is based on our deep research foundation in obesity models and aims to provide scientific research institutions and pharmaceutical companies with a reliable and effective drug evaluation platform through animal models that highly simulate the pathophysiological process of human obesity.

We provide a drug injection-based in vivo obesity model development service tailored to accelerate Anti-Obesity Therapy Development. Through controlled drug administrations, our models simulate obesity-inducing conditions, allowing for the precise evaluation of candidate therapies. These models enable us to assess how our anti-obesity therapies, such as novel pharmacological agents targeting adipocyte metabolism, impact weight management, glucose homeostasis, and adipose tissue inflammation.

Innovative Obesity Model Development: Precision Drug Injections for Groundbreaking In Vivo Research Discoveries

The principle of developing a drug injection-based obesity model is mainly to simulate the physiological and pathological changes in human obesity by injecting specific drugs or compounds into experimental animals. These drugs may involve promoting fat accumulation, affecting energy metabolism, or regulating appetite, thereby inducing an obese phenotype in a relatively short period of time. This method has the advantages of strong controllability, simple operation, and good repeatability, and is an important tool for studying the mechanisms of obesity and related diseases.

We carefully design and implement personalized drug injection plans based on the specific needs of clients to establish a stable and reliable animal model of obesity.

  • Model Design and Selection

    We carefully design the obesity model scheme according to the research purpose and drug characteristics and select appropriate animal species such as Mice and Rats. These animals have sufficient similarity with human obesity in terms of physiology, genetics, and behavior.

  • Drug Selection and Preparation

    We select or customize drugs that induce obesity. These drugs may work by affecting adipocyte differentiation, promoting appetite, reducing energy consumption, and other mechanisms.

    • Appetite stimulants: These are drugs that increase the appetite of animals, such as certain neurotransmitter analogs or receptor agonists, and induce obesity by promoting food intake. These drugs may act directly on the central nervous system and affect the appetite regulation center.
    • Energy metabolism regulators: These are drugs that reduce energy expenditure or increase the efficiency of energy storage. For example, some drugs may affect energy balance by inhibiting lipolysis or promoting liposynthesis, thereby causing obesity.
    • Hormonal drugs: These drugs include growth hormone, insulin, glucagon-like peptide-1 analogs, etc. These hormones play an important role in regulating energy metabolism and appetite.
    • Specific signaling pathway inhibitors/activators: These drugs affect signaling pathways related to obesity, such as the leptin signaling pathway and the insulin signaling pathway. These drugs may affect adipocyte differentiation, proliferation, or apoptosis by inhibiting or activating specific signaling pathways, thereby regulating the obese state.
  • Injection Scheme Formulation

    We formulate detailed injection schemes, including injection sites, injection frequency, injection cycles, and strategies for increasing or decreasing drug doses. These schemes are designed to simulate the actual situation of drug exposure during human obesity.

  • Model Induction and Monitoring

    We regularly inject animals according to the injection scheme and closely monitor key indicators such as animal weight, body fat percentage, appetite, and metabolic rate. We evaluate the effects of drugs on the obese state of animals and adjust the injection scheme to optimize the model effect by recording and analyzing these data.

  • Model Validation and Evaluation

    After the model induction is completed, we conduct a series of validation experiments to confirm whether the model successfully simulates the pathophysiological characteristics of human obesity. This includes histopathological examination, molecular biological analysis, and behavioral tests. At the same time, we evaluate the stability and reproducibility of the model to ensure its suitability for subsequent drug evaluation or mechanism studies.

Workflow

We begin by communicating extensively with clients to understand their research objectives, needs, and budget. Based on these inputs, we design a personalized drug injection matrix obesity model plan. Following the plan, we construct the animal model and induce obesity. Then, we carry out drug injections as scheduled, ensuring precision and standardization. Throughout the process, we monitor the model's status regularly and collect data. Upon completion, we compile a detailed research report encompassing methods, results, conclusions, and suggestions. Lastly, we offer follow-up consultation and technical support to facilitate clients' application of research findings in drug development.

Schematic diagram of drug injection-based in vivo obesity model development. (Protheragen)

Applications of Drug Injection-based In Vivo Obesity Model

  • Drug screening and evaluation: This model provides an important screening platform for new drug development.
  • Mechanism research and disease simulation: This model can be used to further study the pathogenesis of obesity and its related complications such as diabetes and cardiovascular disease.
  • Nutritional intervention and dietary supplement evaluation: This model can be used to evaluate the preventive effects of different dietary ingredients or nutritional supplements on obesity.

Advantages

  • Professional customization: We provide highly customized services to design and build the most suitable obesity model according to the specific research needs and goals of our clients.
  • Technology leadership: We have a team of senior scientists and technical experts who master the latest biotechnology and experimental methods. We continuously optimize and improve the model construction process to ensure that each model has high stability and reproducibility.
  • Comprehensive services: In addition to model construction, we also provide a full range of services from experimental design, data collection, and analysis to report writing.

Publication

Technology: Construction of a drug injection-based in vivo obesity model

Published: 2013

Journal: PLOS ONE

IF: 2.9

Results: The authors outline the construction of a drug injection-based in vivo obesity model by administering oxytocin (OXT) and its analogs in both animal and human studies. Mice were fed a high-fat diet (HFD) to induce obesity, followed by injections of OXT or its analogs either via the third ventricle of the brain or intraperitoneally. Key assessments included glucose tolerance tests (GTT), insulin measurements, and monitoring of weight changes. A separate model using streptozotocin (STZ) was employed to induce diabetes and assess the efficacy of OXT treatments on blood glucose and insulin levels without affecting body weight. The study concluded that OXT and its analogs could effectively address obesity, improve insulin sensitivity, and enhance insulin secretion.

Fig.1 Acute central effects of oxytocin on obesity-related prediabetic changes in mice.Fig.1 Acute central effects of OXT on obesity-related prediabetic changes in mice. (Zhang, et al., 2013)

Our Services

Obesity Causation Analysis Services

Our obesity causation analysis services build upon the insights generated from our drug injection-based models. Specifically, our Obesity Causation Analysis of Medication-Induced Obesity delves deep into the causes and pathways through which certain medications promote obesity. This comprehensive analysis includes examining the interactions between drugs and metabolic processes, hormonal balances, and behavioral changes that may lead to weight gain. By identifying these factors, we provide critical insights that inform the development of safer medications and strategies to mitigate obesity risks associated with drug therapies.

Frequently Asked Questions

How to ensure the stability and repeatability of the model?

We use strict experimental operations and quality control standards to ensure the stability and repeatability of the model. First, we select standardized experimental animals and conduct strict health checks on them. Second, we optimize the dose, frequency, and method of drug injection to reduce the impact of individual differences on the experimental results. Finally, we conduct multiple repeated experiments to verify the stability of the model and the consistency of the data.

How to evaluate the effectiveness of the model in drug screening?

We evaluate the effectiveness of the model through multiple indicators during the drug screening process. First, we observe the effects of drugs on obesity-related indicators such as the weight and body fat rate of model animals. Second, we monitor the improvement of metabolic parameters of model animals such as blood sugar, blood lipids, insulin sensitivity, etc. Finally, we combine histology, molecular biology, and other methods to deeply explore the mechanism of action and possible adverse reactions of drugs in the model.

Protheragen is committed to providing excellent drug injection-based in vivo obesity model development services. We provide high-quality animal model platforms for drug screening, disease mechanism research, and nutritional intervention evaluation by accurately simulating obesity. Please feel free to contact us for more details if you are interested in our drug injection-based in vivo obesity model development services!

Reference

  1. Zhang, H.; et al. Treatment of obesity and diabetes using oxytocin or analogs in patients and mouse models. PloS one. 2013, 8(5): e61477.

All of our services and products are intended for preclinical research use only and cannot be used to diagnose, treat or manage patients.

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