Kopsia singapurensis
Kopsia singapurensis · Accepted scientific name
Scientific literature: Very Sparse (2 studies) · ★☆☆☆☆
Kopsia singapurensis is a botanical species that has garnered scientific interest due to its unique chemical profile. Research indicates that the plant contains the bioactive chemical rhazinilam, which plays a crucial role in its biological properties. Studies focusing on leaf extracts, general plant extracts, and stem-bark extracts have revealed significant medicinal potential. Specifically, these preparations demonstrate potent antimitotic and antitubulin activities. These findings suggest that the leaves and stems of the plant could be vital resources for future pharmacological developments.
- Synonyms
- Not available
- Common names
- Not available
- Family
- Apocynaceae
- Distribution
- Not available
- Plant Parts
- Leaf · Stem
Classification
Common Names
Kopsia singapurensis is a distinctive plant species known by several descriptive common names. Locally, it is frequently referred to as the Singapore Kopsia to highlight its regional significance. Many enthusiasts also recognize it by its more visual moniker, the White Kopsia. These various names help gardeners and botanists easily identify the plant in different contexts. Understanding these common terms ensures that the species is properly recognized within the horticultural community.
Sources: Catalogue of Life (COL)
Taxonomy
Kopsia singapurensis is a distinctive member of the kingdom Plantae. Within this vast biological group, the plant is classified under the class Equisetopsida. It belongs to the specific genus Kopsia, which defines its unique morphological characteristics. As a member of the order Gentianales, it shares evolutionary traits with many other notable flowering plants. Finally, this species is situated within the family Apocynaceae, highlighting its botanical connections.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Gentianales |
| Family | Apocynaceae |
| Genus | Kopsia |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Kopsia singapurensis is a specialized plant species primarily found within the lush, tropical regions of Asia. Its natural distribution is concentrated throughout the Malesia zone, where it thrives in humid environments. Within this geographic range, the plant is a notable feature of the Malayan landscape. These specific environmental connections highlight its reliance on the unique ecosystems found in these equatorial territories. Understanding these regional relationships is essential for studying the botanical diversity of the Southeast Asian tropics.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Morphology
Kopsia singapurensis is characterized by its distinct tree-like growth form. This species is entirely self-supporting, allowing it to stand sturdy within its natural environment.
Sources: Global Inventory of Floras and Traits (GIFT)
Biological Activities
Kopsia singapurensis is a Malaysian plant that has emerged as a significant subject of pharmacological interest. Through the application of the tubulin test, researchers have been able to screen its extracts for specific biological activities. These investigations have successfully demonstrated that the plant possesses notable antimitotic properties. Specifically, the biological activity of the compound rhazinilam has been identified as the factor responsible for this effect. This discovery highlights the plant's potent antitubulin activity and its potential value in drug discovery.
Compounds
Kopsia singapurensis is a Malayan plant that serves as a significant source of diverse indole alkaloids. Detailed chemical analyses of its leaf and stem-bark extracts have confirmed that the species contains kopsinicine and kopsofinone. Furthermore, research into the plant's biological properties has identified the presence of rhazinilam within its chemical profile. This specific compound has been noted for its demonstrated antitubulin activity during biological screening. Ultimately, these various alkaloids highlight the immense pharmacological potential found within the natural resources of this species.
Conditions
Kopsia singapurensis contains rhazinilam, which has been demonstrated to be responsible for antitubulin activity through its antimitotic effects. This plant also yields various aspidofractinine-type indole alkaloids, such as kopsimalines A-E and kopsiloscine J. These specific alkaloids possess the ability to reverse multidrug-resistance in KB cells that are resistant to vincristine. Among these compounds, kopsimaline A exhibits the highest potency in overcoming such resistance. Consequently, the plant serves as a vital source for addressing both antimitotic requirements and multidrug-resistant cellular challenges.
Preparations
Kopsia singapurensis is prepared as leaf extract to facilitate the isolation of diverse indole alkaloids. Researchers also utilize the plant as it is prepared as stem-bark extract to obtain compounds like kopsinicine and kopsofinone. These different methods demonstrate how Kopsia singapurensis is prepared as plant extracts for detailed chemical analysis. Through these various preparation techniques, scientists identified aspidofractinine-type alkaloids that can reverse multidrug resistance. The ability to process the species in these specific ways allows for the discovery of potent biologically active molecules.
Parts used
Kopsia singapurensis is a Malayan plant species that serves as a rich source of biologically active indole alkaloids. Researchers have successfully isolated numerous aspidofractinine-type compounds by utilizing extracts from both the leaf and the stem-bark. Among these chemical constituents are several new alkaloids, such as kopsimalines A-E and kopsiloscines H-J, which were identified through detailed structural analysis. Notably, certain compounds derived from these plant parts have demonstrated the ability to reverse multidrug-resistance in specific resistant cell lines. This highlights the significant pharmacological potential held within the various anatomical components of the species.