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Phyto-SERM constitutes from Flemingia macrophylla.

Wan-Chun Lai¹, Ya-Ting Tsui, Abdel Nasser B Singab

¹Graduate Institute of Natural Products, College of Pharmacy, Kaohsiung Medical University, Kaohsiung 80708, Taiwan. stellapple7@gmail.com

International Journal of Molecular Sciences

|July 31, 2013

Summary

Flemingia macrophylla roots show estrogenic activity, yielding a new compound, fleminigin. Isolated compounds may act as selective estrogen receptor modulators (SERMs), suggesting therapeutic potential.

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Area of Science:

Phytochemistry
Pharmacology
Molecular Biology

Background:

Flemingia macrophylla is a plant with potential medicinal properties.
Estrogenic activity is crucial for various physiological processes.
Selective estrogen receptor modulators (SERMs) offer targeted therapeutic benefits.

Purpose of the Study:

To investigate the estrogenic activity of Flemingia macrophylla root extract.
To isolate and identify compounds responsible for the observed estrogenic activity.
To evaluate the potential of these compounds as selective estrogen receptor modulators (SERMs).

Main Methods:

Methanolic extraction of Flemingia macrophylla roots.
Estrogenic activity-guided fractionation for compound isolation.
Spectroscopic analysis (NMR, MS) for structural elucidation.
In vitro assays to determine estrogenic, anti-estrogenic, anti-inflammatory, and cytotoxic activities.

Main Results:

The methanolic extract of F. macrophylla roots demonstrated significant estrogenic activity.
One new compound, fleminigin, and 23 known compounds were isolated.
Isolated isoflavonoids exhibited partial estrogen agonist and antagonist activities.
Compounds also showed anti-inflammatory and cytotoxic effects.

Conclusions:

Flemingia macrophylla extract and its isolated compounds possess estrogenic and anti-estrogenic properties.
The identified compounds, particularly isoflavonoids, show potential as selective estrogen receptor modulators (SERMs).
Further research into F. macrophylla constituents could lead to novel therapeutic agents.