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The rational search for natural neolignans
1Instituto de Química, Universidade de São Paulo, Brazil.
Memorias Do Instituto Oswaldo Cruz
|January 1, 1991
Summary
This study presents a systematic method for discovering natural neolignans with specific structures using plant chemical profiles. This approach aids in identifying novel phytochemicals and understanding plant evolutionary relationships.
Area of Science:
- Phytochemistry
- Bioorganic Chemistry
- Cheminformatics
Background:
- Neolignans are a subclass of lignoids with diverse biological activities.
- Kadsurenone, a neolignan, exhibits antagonism towards platelet-activating factor (PAF).
- Discovering natural products with desired structures is crucial for drug development.
Purpose of the Study:
- To outline a rational search method for natural neolignans of specific structures.
- To demonstrate the application of this method using plant chemical profiles.
- To illustrate the utility of chemical profiles in phylogenetic studies.
Main Methods:
- Assembling chemical profiles of plant families based on biosynthetic class, subclass, and structural types.
- Analyzing the relative frequency of known neolignan derivatives within structural types.
- Utilizing these profiles for targeted natural product discovery.
Main Results:
- A systematic method for searching neolignans based on chemical profiles was developed.
- The method facilitates the identification of neolignans with desired structural features.
- The approach is applicable to discovering various classes of natural products.
Conclusions:
- The described method provides a rational approach to natural product discovery.
- Chemical profiles are valuable tools for both phytochemical research and phylogenetic analysis.
- This strategy can accelerate the identification of bioactive compounds like neolignans.