Maprounea africana
Maprounea africana · Accepted scientific name
Scientific literature: Very Sparse (2 studies) · ★☆☆☆☆
Maprounea africana is a notable botanical species recognized for its diverse medicinal properties derived primarily from its leaves and roots. Researchers have focused on various preparations, including ethanolic extracts and organic extracts, to harness the plant's therapeutic potential. A key chemical component identified within the species is maprounic acid, which plays a significant role in its biological profile. Studies have demonstrated that these extracts exhibit important antitumor and spasmolytic activities. Additionally, the plant has shown potential in addressing physiological conditions such as hypothermia.
- Synonyms
- Not available
- Common names
- Not available
- Family
- Euphorbiaceae
- Distribution
- Not available
- Plant Parts
- Leaf · Root
Classification
Common Names
Maprounea africana is a versatile plant known by several distinct regional and descriptive names. Locally, it is frequently referred to by the common name Katunguruwagana. It has also gained popularity in various circles under the titles Magic Nut or Magic-Nut. Furthermore, its unique appearance has led to it being called Redskin or Redskin Bush. These diverse names highlight the plant's significant presence across different cultural and botanical contexts.
Sources: Catalogue of Life (COL)
Taxonomy
Maprounea africana is a distinctive species belonging to the vast kingdom Plantae. Within this kingdom, it is classified under the class Equisetopsida, marking its place among the flowering plants. The species is further categorized into the order Malpighiales, which connects it to a diverse range of botanical relatives. It is a prominent member of the genus Maprounea, representing the unique characteristics of its lineage. Finally, its botanical identity is solidified by its placement within the family Euphorbiaceae.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Malpighiales |
| Family | Euphorbiaceae |
| Genus | Maprounea |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Maprounea africana is a notable plant species found throughout various regions of the African continent. Its distribution spans across East Tropical Africa, with a specific presence in Tanzania. Furthermore, the species is widely established across South Tropical Africa. This includes significant populations located within Angola, Malawi, and Mozambique. Its range is completed by its occurrence in the landscape of Zambia.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Morphology
Maprounea africana is a self-supporting plant that typically adopts the growth form of a tree. Depending on its specific environment, this species can vary significantly in stature. While some individuals may only reach a minimum height of 1.5 meters, others grow much larger. Most mature specimens tend to reach a height of at least 6 meters. Ultimately, the maximum height for this tree is approximately 8 meters.
Sources: Global Inventory of Floras and Traits (GIFT)
Biological Activities
Maprounea africana has demonstrated significant pharmacological potential through its diverse biological activities. Research into the plant's chemical constituents has identified novel pentacyclic triterpenes, specifically the 7 beta-hydroxy derivative, which exhibits antitumor activity in vivo. Furthermore, extracts from this species are utilized in traditional antidiarrhoeal preparations due to their therapeutic properties. Studies indicate that the plant's polyphenolic fraction possesses potent spasmolytic effects, effectively inhibiting intestinal contractions. These findings highlight the importance of Maprounea africana in both medicinal chemistry and traditional healthcare practices.
Compounds
Maprounea africana serves as a significant source of specialized chemical compounds, most notably the parent triterpene known as maprounic acid. Scientific investigations have successfully isolated several novel pentacyclic triterpenes from this plant species. These compounds belong to a unique urs-12-en-29-oic acid series that was previously unknown to researchers. Beyond the primary maprounic acid, the plant also yields various derivatives such as maprounic acid 3-p-hydroxybenzoate. Notably, certain derivatives of these substances have demonstrated promising in vivo P-388 biological activity.
Conditions
Maprounea africana demonstrates significant medicinal potential by inhibiting the growth of Entamoeba histolytica and exhibiting potent antiamoebic activity. The plant also contains compounds, such as 1 beta-hydroxyaleuritolic acid 3-p-hydroxybenzoate, that act as inhibitors of HIV-1 reverse transcriptase. Regarding gastrointestinal health, its extracts can treat contractions induced by acetylcholine and/or KCl solutions in isolated guinea-pig ileum. Furthermore, the plant possesses neuropharmacological properties that delay the onset of clonic convulsions induced by pentylenetetrazole in rodents. These diverse biological activities highlight the multifaceted therapeutic applications of this species.
Preparations
Maprounea africana is prepared as an ethanolic extract to study its neuropharmacological effects in rodents. This plant is also prepared as an ethanolic extract of the leaves to induce hypothermia and prolong sleep in mice. Researchers have utilized Maprounea africana as various extracts to test for significant antiamoebic activity against Entamoeba histolytica. Additionally, the plant is prepared as an organic extract to yield specific casbane diterpenes like koumbalones A and B. These diverse preparation methods highlight the plant's utility in both medicinal and chemical analyses.
Parts used
Maprounea africana is a medicinal plant utilized in Congolese traditional medicine that offers diverse therapeutic potential through its various anatomical parts. Research indicates that the leaves of this species possess significant neuropharmacological effects, including the ability to induce hypothermia and prolong sleep in rodent models. Furthermore, polyphenolic extracts derived from the plant have demonstrated potent antiamoebic activities against Entamoeba histolytica. Beyond these uses, the roots of Maprounea africana serve as a vital source of bioactive compounds, such as 1 beta-hydroxyaleuritolic acid 3-p-hydroxybenzoate. This specific root-derived triterpene has been identified as a potent inhibitor of HIV-1 reverse transcriptase, showcasing the plant's importance in pharmacological development.