Desferrioxamine-Metal Complexes for Immune Disorders
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Solution Overview
Problem
Current treatments for immune-related disorders such as asthma, diabetes, and psoriasis are often ineffective or associated with significant side effects, and there is a need for safer, more cost-effective topically applied therapies that can effectively manage these conditions.
Innovation Solution
The use of desferrioxamine-metal complexes, specifically zinc-desferrioxamine (Zn-DFO) and gallium-desferrioxamine (Ga-DFO), which infiltrate cells and tissues, chelate redox-active iron, and act as secondary antioxidants to reduce inflammation and oxidative stress, thereby treating immune-related disorders like asthma, diabetes, and psoriasis.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If current treatments for immune-related disorders are used, then therapeutic effect is achieved, but significant side effects occur
Solution Approach 1:
The patent changes the chemical parameter by using metal complexes (zinc, gallium, indium) of desferrioxamine instead of conventional immunosuppressants. These metal-DFO complexes exhibit different biochemical properties that provide therapeutic effects with reduced toxicity, directly addressing the contradiction between efficacy and side effects
Solution Approach 2:
The metal-DFO complexes act as intermediaries that chelate redox-active iron and modulate immune responses. The complexes serve as mediator substances that interfere with the pathological processes of immune-related disorders while having fewer harmful effects compared to direct immunosuppressants
2Reliability
If conventional therapies are administered, then disease management is achieved, but cost-effectiveness deteriorates
Solution Approach 1:
The patent employs metal-DFO complexes that can be synthesized from relatively inexpensive starting materials (desferrioxamine and metal salts). The complexes are designed for therapeutic use with the understanding that they work through specific mechanisms (iron chelation, antioxidant activity) rather than requiring expensive long-term formulations
3Object-affected harmful factors
If topically applied therapies are used, then safety is improved, but therapeutic efficacy deteriorates
Solution Approach 1:
The patent enables localized application of metal-DFO complexes to affected areas (skin lesions, mucosal surfaces). The complexes exhibit local therapeutic effects at the application site through iron chelation and antioxidant mechanisms, providing both safety through localized action and efficacy through direct contact with pathological tissues
4Use of energy by moving object
If desferrioxamine per se is used, then antioxidant activity is achieved, but cell infiltration capability deteriorates
Solution Approach 1:
The patent creates composite structures by coordinating desferrioxamine with metal ions (zinc, gallium, indium). This composite formation fundamentally changes the molecular properties, enabling the complexes to infiltrate cells and tissues effectively while maintaining or enhancing their antioxidant and anti-inflammatory activities
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
The Zn-DFO and Ga-DFO complexes significantly reduce inflammation, ferritin-bound iron levels, eosinophils, and lymphocytes in asthma, prevent key diabetes type II pathologies, and ameliorate psoriasis symptoms without dermatoxicity, offering a safer and more effective treatment option compared to existing therapies.
Implementation Method 1
chelate redox-active iron
Implementation Method 2
act as secondary antioxidants to reduce inflammation and oxidative stress
Data Source
Figure 1A~1B
Figure 2
Figure 3A~3B
AI summary
The present invention relates to methods kits and combined compositions using DFO-metal complexes, specifically, Zinc-desferrioxamine (Zn-DFO), gallium-desferrioxamine (Ga-DFO) complexes and any combinations thereof for preventing, treating, ameliorating or inhibiting an immune-related disorder, specifically, a skin-related inflammatory disorder such as psoriasis, an inflammatory respiratory condition such as asthma, and an autoimmune disease such as diabetes and any immune-related disorder.