Microneedle Patch for Localized Adipose Browning
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Solution Overview
Problem
Current obesity treatments, such as diet programs, physical exercise, pharmacological therapies, and bariatric surgeries, often come with undesirable side effects and risks, necessitating the development of effective and safer alternatives for obesity management.
Innovation Solution
The use of microneedle patches loaded with nanoparticles containing adipose tissue browning agents like rosiglitazone and CL 316243, which convert white adipose tissue into brown adipose tissue, inducing apoptosis, lipid uptake, or lipolysis, thereby reducing subdermal white adipose tissue and improving insulin sensitivity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If pharmacological therapies are used to treat obesity, then weight loss can be achieved, but side effects on human organs such as gastrointestine, liver, and kidney occur
Solution Approach 1:
The invention divides the treatment approach into localized microneedle patches applied to specific adipose tissue sites rather than systemic pharmacological administration. The microneedles deliver browning agents directly to subcutaneous white adipose tissue, segmenting the therapeutic action from systemic circulation and reducing organ-wide side effects.
Solution Approach 2:
The treatment creates local browning of white adipose tissue at the application site rather than systemic effects. The microneedle patch delivers agents locally to convert WAT to BAT in a targeted manner, providing organ-specific treatment that avoids the harmful systemic side effects of traditional pharmacological therapies.
2Productivity
If bariatric surgeries are performed to treat obesity, then significant weight loss can be achieved, but high surgical risks are involved
Solution Approach 1:
The invention replaces invasive surgical mechanical intervention with a non-invasive microneedle patch delivery system. Instead of performing bariatric surgery to mechanically alter digestion or absorption, the microneedles deliver biochemical agents that induce browning through biological mechanisms, eliminating surgical risks while maintaining weight loss efficacy.
Solution Approach 2:
The microneedle patch acts as an intermediary delivery system that bridges non-invasive application with targeted tissue delivery. Rather than direct surgical intervention, the microneedles mediate the delivery of browning agents through the skin barrier to adipose tissue, providing a safe intermediate approach between topical application and invasive surgery.
3Quantity of substance
If liposuction is performed to remove fat, then immediate fat reduction is achieved, but it does not address underlying metabolic issues and carries surgical risks
Solution Approach 1:
The invention creates dynamic metabolic change by inducing browning of adipose tissue, which actively increases energy expenditure and metabolic rate. Unlike static fat removal through liposuction, the browning agents transform the metabolic function of adipocytes, creating ongoing dynamic fat oxidation and energy burning that addresses root metabolic causes of obesity.
Solution Approach 2:
The invention converts the harmful energy-storing function of white adipose tissue into a beneficial energy-burning function through browning. Instead of merely removing fat tissue, the treatment transforms WAT into BAT that actively consumes energy, turning the body's fat storage problem into a metabolic advantage for ongoing weight management.
4Productivity
If diet programs and physical exercise are used to treat obesity, then calorie restriction and energy expenditure are promoted, but adherence is difficult and side effects on quality of life occur
Solution Approach 1:
The browninged adipose tissue provides self-service by autonomously increasing energy expenditure without requiring continuous external intervention. Once the microneedle patch induces browning, the transformed tissue continuously burns energy and oxidizes fatty acids automatically, eliminating the need for ongoing diet monitoring or exercise adherence that plagues traditional weight management programs.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This approach effectively reduces subdermal white adipose tissue, increases energy expenditure, and enhances insulin sensitivity with minimal side effects, offering a promising alternative for obesity treatment and related metabolic disorders.
Implementation Method 1
devices for the transport of a material across a biological barrier of a subject comprising the nanoparticle
Implementation Method 2
the particles can further comprising a pH-altering agent (such as for example, an agent that reduces pH)
Implementation Method 3
the pH-altering agent can comprise a glucose responsive enzyme (such as for example, glucose oxidase (GOx))
Implementation Method 4
a peroxide-metabolizing enzyme (such as, for example catalase)
Data Source
AI summary
Disclosed herein are compositions and methods for delivering adipose tissue browning agents and/or fat modulating agents.