Sesamum indicum
Sesamum indicum · Accepted scientific name
Scientific literature: Very Sparse (18 studies) · ★☆☆☆☆
Sesamum indicum, commonly known as sesame, is a versatile plant utilized for its seeds, flowers, and leaves in various medicinal preparations. Scientific investigations into aqueous, ethanolic, and methanolic extracts have revealed significant bioactive properties, including antioxidant, antidiabetic, analgesic, and antihypertensive activities. These therapeutic effects are driven by key chemical constituents such as sesamin, flavonoids, cardiac glycosides, and mercury. Consequently, the plant shows promise in managing complex health conditions like hypertension, hyperlipidemia, male infertility, and Huntington's disease. Through diverse preparations like crude hexane leaf extracts or aqueous seed extracts, this species remains a focal point for pharmacological research.
- Synonyms
- Volkameria Sesamoides · Sesamum Indicum Subsp. Malabaricum · 21 more
- Common names
- Not available
- Family
- Pedaliaceae
- Distribution
- Not available
- Plant Parts
- Seed · Flower
Classification
Common Names
Sesamum indicum is a versatile plant known by a wide variety of regional and descriptive names. It is frequently referred to as cultivated sesame, highlighting its importance in global agriculture. Depending on the linguistic context, it may be called Benne or Bɛnɛ. In certain areas, the plant is also identified by the names Austrumu jeb Indijas sezams or Benue Oil. These diverse monikers reflect the plant's deep cultural and economic significance across different parts of the world.
Sources: Catalogue of Life (COL)
Synonyms
Sesamum indicum is a highly diverse species that has been documented under several different botanical names throughout history. Within its complex taxonomic framework, the plant is recognized by the synonym Anthadenia sesamoides. It has also been identified in various scientific records as Sesamum africanum and Sesamum auriculatum. Furthermore, the species is linked to the names Sesamum brasiliense and Sesamum foetidum. These multiple synonyms highlight the extensive classification history associated with this important crop.
Sources: The World Checklist of Vascular Plants (WCVP)
Taxonomy
Sesamum indicum belongs to the vast kingdom Plantae, encompassing a diverse array of life forms. Within this kingdom, it is specifically classified under the class Equisetopsida. Its botanical lineage continues through the order Lamiales, which organizes many significant flowering species. Further refinement places the plant within the genus Sesamum, highlighting its unique characteristics. Finally, it is a distinguished member of the family Pedaliaceae, a group known for its specialized traits.
| Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Lamiales |
| Family | Pedaliaceae |
| Genus | Sesamum |
Sources: The World Checklist of Vascular Plants (WCVP)
Distribution
Geographic Regions
Sesamum indicum is widely distributed across various regions of the African continent. In East Tropical Africa, the plant is established within the territories of Kenya, Tanzania, and Uganda. Its reach also extends into Northeast Tropical Africa, where it is found growing in Chad. Additionally, the species maintains a presence in Eritrea, showcasing its adaptability to different environments. These diverse locations highlight the significant geographical footprint of the plant throughout the African landscape.
Sources: The World Checklist of Vascular Plants (WCVP)
Identification
Morphology
Sesamum indicum is a versatile herb characterized by its self-supporting growth form. This plant typically reaches a maximum height of 2 meters, depending on its environmental conditions. While individual specimens can be as small as 0.1 meters, many mature plants grow much larger. Specifically, many healthy specimens demonstrate a minimum height of 1.025 meters. This range of size allows the plant to adapt effectively to various agricultural settings.
Sources: Global Inventory of Floras and Traits (GIFT)
Biological Activities
Sesamum indicum is a versatile medicinal plant recognized across various traditional healing systems for its diverse pharmacological profile. Scientific studies have highlighted its significant antioxidant activity, which supports cellular health and helps combat oxidative stress. The seeds also demonstrate potent antidiabetic potential, making them a valuable subject for managing metabolic disorders like diabetes mellitus. Furthermore, the plant exhibits important antimicrobial properties and serves as a promising source for discovering bioactive peptides. Beyond these functions, Sesamum indicum provides antihypertensive and analgesic benefits, contributing to its widespread use in treating inflammation and managing pain.
Compounds
Sesamum indicum is a versatile medicinal plant that contains a diverse array of bioactive compounds with significant pharmacological potential. Among its most prominent constituents is sesamin, a natural phytochemical recognized for its ability to inhibit foam cell formation and potentially serve as a chemopreventive agent against breast cancer. The plant is also a rich source of flavonoids, which contribute to various biological activities, including the isolation of specific flavones like ladanetin from its flowers. Phytochemical analyses further reveal that Sesamum indicum contains cardiac glycosides, adding to its complex chemical profile. Additionally, proteomic studies have identified the presence of defensins within its seeds, highlighting the plant's role as a promising source for antimicrobial peptide discovery.
Conditions
Sesamum indicum provides significant therapeutic benefits, including the treatment of hypertension through the antihypertensive effects of its lignan, sesamin. The plant also shows promise in managing Huntington's disease, as sesamol can attenuate cognitive dysfunction and neurotoxicity. Furthermore, Sesamum indicum is identified as a potential treatment for diabetes due to its antioxidant activity and high zinc content. It effectively addresses hyperlipidemia by reducing plasma and hepatic lipid profiles when used in medicinal combinations. Finally, research indicates that Sesamum indicum and its derived antioxidant products can help treat male infertility by improving sperm motility and reproductive parameters.
Preparations
Sesamum indicum is prepared as an aqueous seeds extract for phytochemical and toxicity studies to determine safe oral consumption doses. It is also prepared as a combined methanolic extract with Chirata and Fenugreek to investigate potential anti-diabetic effects and safety in rats. Furthermore, the plant is prepared as a crude hexane leaf extract to evaluate its gastroprotective properties against ulceration in rabbits. In other research, Sesamum indicum is prepared as ethanolic and aqueous extracts to test for antioxidant activity and enzymatic inhibition. Finally, the plant is prepared as various extracts, including seed representations, to screen for in vivo antitumorigenic activity.
Parts used
Sesamum indicum is a versatile medicinal plant that offers significant therapeutic benefits through various of its biological components. The seeds of this species are particularly notable for containing sesamin, which demonstrates anti-inflammatory properties against influenza-induced cytokine production. Research also highlights the medicinal value of the plant's flowers, which have been shown to possess antitumor effects and contain unique flavone constituents. Additionally, the leaves of the plant provide gastroprotective benefits by helping to reduce gastric ulceration and increase mucus production. Collectively, these different parts of Sesamum indicum underscore its wide-ranging potential in managing diverse health conditions.