Plant Extract Composition for Atopic Dermatitis Infection Control
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Solution Overview
Problem
Current treatments for atopic dermatitis (AD) do not effectively address the underlying immune defects and secondary infections, particularly due to the low expression of antimicrobial peptides like β-defensins, leading to recurrent bacterial infections.
Innovation Solution
A composition comprising Sanguisorbae officinalis plant extract and additional plant extracts such as Ailanthus altissima, Galla rhois gallnut, Glycyrrhiza Glabra, and Rheum palmatum is used to upregulate β-defensin expression and downregulate IL-13 secretion, providing antimicrobial activity and anti-inflammatory effects.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If antibiotics and topical corticosteroids are used to treat secondary infections in AD patients, then the severity and duration of symptoms are controlled, but long-term use is not recommended due to potential side effects
Solution Approach 1:
The patent employs plant extracts with transient antimicrobial and anti-inflammatory effects that can be applied repeatedly without cumulative toxicity. These natural compounds act as temporary protective agents that eliminate the need for long-term antibiotic use, thereby avoiding side effects while maintaining symptom control.
Solution Approach 2:
The invention combines multiple plant extracts (e.g., Sanguisorbae officinalis, Ailanthus altissima, Galla rhois gallnut, Glycyrrhiza Glabra, Rheum palmatum) to create a composite formulation with synergistic effects. This composite approach provides broad-spectrum antimicrobial activity and anti-inflammatory properties, replacing narrow-spectrum antibiotics and corticosteroids while minimizing harmful side effects.
2Reliability
If topical corticosteroids and calcineurin inhibitors are used for AD treatment, then inflammatory symptoms are suppressed, but these treatments are not recommended for long-term use especially in young children
Solution Approach 1:
The plant extract composition stimulates the skin's own defense mechanisms by upregulating β-defensin expression in keratinocytes. This self-service approach enables the skin to produce its own antimicrobial peptides and maintain inflammatory balance without requiring continuous external application of immunosuppressants, thereby ensuring long-term safety especially for children.
Solution Approach 2:
The invention changes the therapeutic parameter from immunosuppression (corticosteroids) to immunomodulation (plant extracts that regulate immune response). The composition modulates cytokine production and enhances innate immunity, providing sustained anti-inflammatory effects without the immunosuppressive side effects of conventional treatments.
3Ease of operation
If conventional treatments focus on controlling symptoms, then immediate relief is achieved, but the underlying immune defects and recurrent infections are not addressed
Solution Approach 1:
The plant extract composition performs preliminary action by upregulating β-defensin expression and enhancing antimicrobial defense mechanisms before infections occur. This preventive approach addresses the underlying immune defect in AD patients, reducing susceptibility to recurrent infections while simultaneously providing anti-inflammatory effects for symptom management.
Solution Approach 2:
The invention creates a multi-functional composition that simultaneously provides antimicrobial activity, anti-inflammatory effects, and immunomodulation. The plant extracts address multiple aspects of AD pathophysiology including symptom control, infection prevention, and immune defect correction, replacing the need for multiple separate treatments.
Data Source
AI summary
A composition comprising a Sanguisorbae officinalis plant extract and at least one additional plant extract selected from the group consisting of an Ailanthus altissima plant extract, a Galla rhois gallnut plant extract, a Glycyrrhiza Glabra plant extract, a Rheum palmatum plant extract and a Scutellaria baicalensis plant extract is disclosed. Compositions comprising Ailanthus altissima plant extract or Ailanthone are also disclosed.