Erythrina excelsa
Erythrina excelsa · Accepted scientific name
Scientific literature: Very Sparse (4 studies) · ★☆☆☆☆
Erythrina excelsa is a significant plant species that has garnered scientific attention due to its diverse biological properties. Recent investigations into its stem have revealed potent cytotoxic and antioxidant activities. These therapeutic effects are largely attributed to the presence of key chemical constituents, specifically isoflavonoids and 6,8-diprenylgenistein. Research focuses on evaluating these benefits through both crude extracts and specialized ethyl acetate extracts. Understanding these phytochemical profiles provides valuable insight into the medicinal potential of this species.
- Synonyms
- Erythrina Seretii · Erythrina Bagshawei · 1 more
- Common names
- Not available
- Family
- Fabaceae
- Distribution
- Not available
- Plant Parts
- Stem
Classification
Synonyms
Erythrina excelsa is a botanical species that has been documented under several different scientific names throughout history. Due to various taxonomic classifications, it is recognized by the synonym Corallodendron excelsum. Researchers have also identified the plant under the name Erythrina bagshawei in certain contexts. Additionally, the name Erythrina seretii serves as another synonym associated with this specific plant. Understanding these various nomenclatural relationships is essential for accurate botanical identification and study.
Sources: The World Checklist of Vascular Plants (WCVP)
Taxonomy
Erythrina excelsa is a distinctive member of the kingdom Plantae. This botanical specimen belongs to the class Equisetopsida and is categorized under the order Fabales. Within this order, it is classified under the family Fabaceae. It specifically represents the genus Erythrina, showcasing the unique traits of its lineage. Through this scientific hierarchy, we can better understand its complex place in the natural world.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Fabales |
| Family | Fabaceae |
| Genus | Erythrina |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Erythrina excelsa is a notable plant species with a widespread distribution across the African continent. Its presence is particularly strong throughout East Tropical Africa, where it can be found in Kenya, Tanzania, and Uganda. The species also extends its reach into Northeast Tropical Africa, specifically within the regions of Sudan and South Sudan. Furthermore, its habitat stretches southward into South Tropical Africa, including parts of Zambia. This diverse range highlights the plant's ability to thrive in various tropical environments across the region.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Morphology
Erythrina excelsa is a magnificent tree characterized by its impressive and sturdy growth form. As a self-supporting species, it stands firmly in its natural habitat without the need for external assistance. This tree reaches substantial proportions, typically maintaining a minimum height of at least 20 meters. Depending on its environment, its stature can vary significantly within a wide range. Ultimately, these impressive specimens can reach a maximum height of approximately 24.38 meters.
Sources: Global Inventory of Floras and Traits (GIFT)
Biological Activities
Erythrina excelsa has demonstrated significant medicinal potential through its diverse biological activities. Research indicates that the plant possesses potent cytotoxic properties, specifically showing effectiveness against breast, colon, and prostate cancer cell lines. Beyond its anti-cancer capabilities, the plant and its isolated compounds, such as excelsanone, exhibit notable antioxidant activity. These antioxidant effects have been confirmed through free radical scavenging and ferric reducing ability assays. Given these combined cytotoxic and antioxidant characteristics, the species warrants further investigation for its therapeutic applications.
Compounds
Erythrina excelsa is a medicinal plant recognized for its rich concentration of various isoflavonoids. Phytochemical analyses of its stem bark have revealed a diverse array of secondary metabolites, specifically prenylated and pyran-substituted derivatives. Among these identified compounds is 6,8-diprenylgenistein, which was isolated alongside new molecules like excelsanone. These isoflavonoids contribute to the plant's significant biological activities, including antioxidant properties and dose-dependent cytotoxicity against certain cancer cell lines. Such complex chemical profiles suggest that the species warrants further investigation for its potential therapeutic applications.
Conditions
Erythrina excelsa demonstrates significant cytotoxic potential against various cancer cell lines, including breast and colon cancer. Specifically, its extracts show a dose-dependent decrease in the viability of MCF-7 breast cancer and HT-29 colon cancer cell lines. The plant also exhibits potent effects against prostate cancer cell lines through its bioactive compounds. Research indicates that its isolated isoflavonoids effectively treat DU145 and PC3 prostate cancer cells by inhibiting their growth. These findings highlight the medicinal importance of Erythrina excelsa in targeting diverse cancerous cell types.
Preparations
Erythrina excelsa is utilized in various forms for scientific investigation, including being prepared as crude extracts to evaluate antioxidant activity. The plant is also specifically prepared as an ethyl acetate extract of its stem bark to isolate bioactive compounds. From this ethyl acetate extract, the new isoflavonoid excelsanone was successfully isolated along with other known substances. These different preparations allow researchers to test both the radical scavenging potential and the cytotoxic effects on prostate cancer cell lines. Ultimately, the study highlights how different extraction methods of Erythrina excelsa reveal its significant medicinal properties.
Parts used
Erythrina excelsa serves as a significant source of bioactive compounds, specifically within its stem bark. Researchers have successfully isolated a novel isoflavonoid known as excelsanone from the ethyl acetate extract of this plant part. This specific compound has demonstrated moderate antioxidant potential through free radical scavenging and ferric reducing ability assays. Furthermore, studies indicate that excelsanone exhibits notable cytotoxic effects against prostate cancer cell lines, including DU145 and PC3. These findings highlight the medicinal importance of the stem components found in Erythrina excelsa.