Phyllanthus poilanei
Phyllanthus poilanei · Accepted scientific name
Scientific literature: Very Sparse (1 studies) · ★☆☆☆☆
Phyllanthus poilanei is a distinctive plant species that has recently garnered scientific interest due to its unique chemical profile. Researchers have identified specific bioactive compounds within the plant, most notably Phyllanthusmin C and Phyllanthusmin D. These specialized chemicals are of particular importance because they demonstrate significant cytotoxic activities. Such findings suggest that the plant may hold great potential for further investigation in the field of pharmacology. Consequently, studying this species offers promising avenues for developing new therapeutic agents.
- Synonyms
- Phyllanthus Lignulatus Var. Tonkinensis · Phyllanthodendron Poilanei · 1 more
- Common names
- Not available
- Family
- Phyllanthaceae
- Distribution
- Not available
- Plant Parts
- Not available
Classification
Synonyms
Phyllanthus poilanei is a botanical species that has been documented under several different scientific names throughout history. Due to taxonomic revisions, it is recognized by the synonym Glochidion poilanei in certain biological contexts. Researchers have also identified it under the name Phyllanthodendron poilanei within older literature. Furthermore, the plant is linked to the variety Phyllanthus lignulatus var. tonkinensis. Understanding these various nomenclatural relationships is essential for accurate identification in botanical studies.
Sources: The World Checklist of Vascular Plants (WCVP)
Taxonomy
Phyllanthus poilanei is a distinctive botanical species belonging to the vast kingdom Plantae. Within this massive group, it is classified under the class Equisetopsida. The plant is further organized into the order Malpighiales, showcasing its specific evolutionary lineage. It finds its taxonomic home within the family Phyllanthaceae, a group known for its unique floral characteristics. Ultimately, this species is a proud member of the genus Phyllanthus, which defines its closest biological relatives.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Malpighiales |
| Family | Phyllanthaceae |
| Genus | Phyllanthus |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Identification
Morphology
Phyllanthus poilanei is characterized by an obligatory climbing habit, meaning it relies entirely on external structures for support to reach the light.
Sources: Global Inventory of Floras and Traits (GIFT)
Biological Activities
Phyllanthus poilanei has been identified as a significant source of potent arylnaphthalene lignan lactones. Research conducted in Vietnam revealed that several compounds isolated from various parts of this plant exhibit strong cytotoxic activity. Specifically, these substances demonstrated remarkable effectiveness against HT-29 human colon cancer cells in laboratory settings. Among the isolated molecules, compounds 1 and 7 emerged as the most potent inhibitors during testing. Further mechanistic studies confirmed that this cytotoxicity is achieved by inducing tumor cell apoptosis through the activation of caspase-3.
Compounds
Phyllanthus poilanei serves as a significant source of potent arylnaphthalene lignan lactones. Chemical analysis of various plant parts collected in Vietnam has successfully isolated several key compounds from this species. Among these identified substances are phyllanthusmin C and phyllanthusmin D. The structure of phyllanthusmin D was specifically confirmed through single-crystal X-ray diffraction analysis. These compounds are of particular interest due to their observed cytotoxic effects against human colon cancer cells.
Conditions
Phyllanthus poilanei contains potent arylnaphthalene lignan lactones that exhibit cytotoxic effects against HT-29 human colon cancer cells. Specifically, the newly isolated compound 1 and the known compound 7 demonstrated high potency with $\text{IC}_{50}$ values of 170 nM and 110 nM, respectively. Research utilizing an in vivo hollow fiber assay confirmed that compound 1 is effective against HT-29 cells implanted in immunodeficient mice. The mechanism behind this treatment involves the induction of tumor cell apoptosis through the activation of caspase-3. Notably, these bioactive compounds achieve this cancer-treating effect without inhibiting DNA topoisomerase II$\alpha$ activity.