Bioactive Compounds in Artemisia Species

The genus Artemisia encompasses over 500 species of aromatic herbs and shrubs distributed across temperate regions worldwide. These plants have long been valued in traditional medicine and modern pharmacology for their diverse array of secondary metabolites. Chief among these are sesquiterpene lactones such as artemisinin, renowned for its antimalarial efficacy, and a suite of monoterpenes and phenolic compounds that confer antioxidant, antimicrobial and anti-inflammatory properties. Essential oils extracted from aerial parts of Artemisia are rich in volatile constituents—camphor, 1,8-cineole, thujone and germacrene D—that act through multiple modes against bacterial and fungal pathogens. Non-volatile phenolics, including flavonoids and caffeoylquinic acids, contribute to enzyme-modulating activities relevant to carbohydrate metabolism and efflux pump inhibition. Advances in extraction, analytical profiling and formulation have facilitated the development of novel delivery systems such as bioactive hydrogels and combination therapies that exploit synergistic interactions among Artemisia constituents. The global significance of these species lies not only in the ongoing battle against infectious diseases and metabolic disorders but also in sustainable agriculture, where plant-derived compounds serve as biopesticides and growth modulators.

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Bioactive Compounds in Artemisia Species publication trend

The graph below shows the total number of articles in bioactive compounds in artemisia species across all publications each year (not limited to Nature Index journals).

Technical terms

Sesquiterpene lactone: A class of terpenoid molecules containing three isoprene units and a lactone ring, often bioactive against parasites.

Artemisinin: A sesquiterpene lactone endoperoxide with potent antimalarial activity, isolated from Artemisia annua.

Caffeoylquinic acids (CQAs): Phenolic esters of caffeic acid and quinic acid that act as antioxidants and enzyme inhibitors.

Minimum inhibitory concentration (MIC): The lowest concentration of a substance that prevents visible growth of a microorganism in vitro.

Hydrogel matrix: A three-dimensional network of hydrophilic polymers capable of encapsulating and releasing bioactive agents.

References

1. Antibacterial and Phytochemical Screening of Artemisia Species. Antioxidants (2023).
2. Antimicrobial Activity of Artemisia dracunculus Oil-Loaded Agarose/Poly(Vinyl Alcohol) Hydrogel for Bio-Applications. Gels (2023).
3. The Genus Artemisia: a 2012–2017 Literature Review on Chemical Composition, Antimicrobial, Insecticidal and Antioxidant Activities of Essential Oils. Medicines (2017).
4. Artemisia annua, a Traditional Plant Brought to Light. International Journal of Molecular Sciences (2020).
5. The Artemisia L. Genus: A Review of Bioactive Essential Oils. Molecules (2012).
6. Flavonoids from Artemisia annua L. as Antioxidants and Their Potential Synergism with Artemisinin against Malaria and Cancer. Molecules (2010).
7. Antimicrobial and Efflux Pump Inhibitory Activity of Caffeoylquinic Acids from Artemisia absinthium against Gram-Positive Pathogenic Bacteria. PLOS ONE (2011).
8. Bioactive Phenolics of the Genus Artemisia (Asteraceae): HPLC-DAD-ESI-TQ-MS/MS Profile of the Siberian Species and Their Inhibitory Potential Against α-Amylase and α-Glucosidase. Frontiers in Pharmacology (2018).
9. Bioactive Compounds, Pharmacological Actions, and Pharmacokinetics of Wormwood (Artemisia absinthium). Antibiotics (2020).